Not

FDIC

or

NCUA

Insured

No

Financial

Institution

Guarantee

May

Lose

Value

STRATEGIC

BETA

ETFs

First

Quarter

Report

January

31,

2023

(Unaudited)

Columbia

Multi-Sector

Municipal

Income

ETF

PORTFOLIO

OF

INVESTMENTS

Columbia

Multi-Sector

Municipal

Income

ETF

January

31,

2023

(Unaudited)

(Percentages

represent

value

of

investments

compared

to

net

assets)

Investments

in

Securities

2

Columbia

Multi-Sector

Municipal

Income

ETF

|

First

Quarter

Report

2023

Municipal

Bonds

99

.0

%

Issue

Description

Principal

Amount

($)

Value

($)

Alabama

0.8%

County

of

Jefferson

AL

Sewer

Revenue,

Series

E

Revenue

Bonds

0.000%,

10/01/33

(a)

250,000‌

118,723‌

0.000%,

10/01/34

(a)

225,000‌

98,445‌

Health

Care

Authority

of

The

City

of

Huntsville

(The)

Series

B1

Revenue

Bonds

5.000%,

06/01/38

525,000‌

572,000‌

Sumter

County

Industrial

Development

Authority

(Mandatory

Put

07/15/32)

Revenue

Bonds

6.000%,

07/15/52

750,000‌

687,574‌

UAB

Medicine

Finance

Authority,

Series

B

Revenue

Bonds

5.000%,

09/01/35

235,000‌

250,342‌

4.000%,

09/01/36

525,000‌

530,157‌

Total

Alabama

2,257,241‌

Alaska

0.0%

Borough

of

Matanuska-Susitna

Revenue

Bonds

5.000%,

09/01/32

100,000‌

105,863‌

Arizona

2.0%

Arizona

Health

Facilities

Authority

Series

A

Revenue

Bonds

5.000%,

12/01/39

470,000‌

479,767‌

Arizona

Industrial

Development

Authority

Revenue

Bonds

3.000%

02/01/45,

Series

A

110,000‌

90,660‌

6.000%

07/01/47

(b)

330,000‌

339,049‌

City

of

Mesa

AZ

Utility

System

Revenue

Revenue

Bonds

3.250%,

07/01/29

150,000‌

151,803‌

City

of

Phoenix

Civic

Improvement

Corp.

Revenue

Bonds

5.000%

07/01/25,

Series

B

500,000‌

518,608‌

4.000%

07/01/28,

Series

B

975,000‌

998,532‌

5.000%

07/01/36,

Series

D

1,500,000‌

1,637,172‌

Maricopa

County

Industrial

Development

Authority,

Series

A

Revenue

Bonds

5.000%,

01/01/35

315,000‌

341,752‌

4.000%,

01/01/38

720,000‌

717,534‌

Maricopa

County

Special

Health

Care

District

Series

C

5.000%,

07/01/31

510,000‌

571,698‌

Total

Arizona

5,846,575‌

California

0.0%

Department

of

Veterans

Affairs

Veteran's

Farm

&

Home

Purchase

Program

Series

A

Revenue

Bonds

2.100%,

12/01/35

150,000‌

124,401‌

Municipal

Bonds

(continued)

Issue

Description

Principal

Amount

($)

Value

($)

Colorado

4.0%

Adams

12

Five

Star

Schools

Series

B

5.000%,

12/15/27

155,000‌

170,649‌

City

&

County

of

Denver

Revenue

Bonds

5.000%,

10/01/32

100,000‌

100,171‌

City

&

County

of

Denver

CO

Airport

System

Revenue,

Series

A

Revenue

Bonds

5.000%,

12/01/26

270,000‌

289,925‌

5.000%,

12/01/27

160,000‌

174,668‌

5.000%,

11/15/29

325,000‌

355,088‌

5.000%,

12/01/29

555,000‌

610,983‌

5.000%,

11/15/30

2,000,000‌

2,276,216‌

5.000%,

12/01/30

150,000‌

169,579‌

Colorado

Health

Facilities

Authority

Revenue

Bonds

5.000%

08/01/35,

Series

A-2

200,000‌

215,847‌

4.000%

08/01/37,

Series

A

370,000‌

364,301‌

4.000%

08/01/38,

Series

A-1

500,000‌

492,018‌

5.000%

11/01/39,

Series

A

180,000‌

191,755‌

5.000%

11/15/41,

Series

A

250,000‌

275,843‌

5.000%

08/01/44,

Series

A-2

1,200,000‌

1,249,471‌

5.000%

11/01/44,

Series

A

700,000‌

727,849‌

4.000%

11/15/46,

Series

A

715,000‌

701,143‌

Colorado

Housing

and

Finance

Authority

Series

L

Revenue

Bonds

1.650%,

05/01/29

250,000‌

228,454‌

Denver

City

&

County

School

District

No

1

4.000%,

12/01/31

500,000‌

524,235‌

E-470

Public

Highway

Authority

Series

A

Revenue

Bonds

0.000%,

09/01/34

(a)

140,000‌

97,532‌

State

of

Colorado

Revenue

Bonds

5.000%

12/15/29,

Series

A

1,000,000‌

1,145,380‌

4.000%

03/15/30,

Series

L

250,000‌

267,822‌

5.000%

12/15/33,

Series

A

150,000‌

175,497‌

4.000%

12/15/36,

Series

A

500,000‌

524,604‌

3.000%

12/15/37,

Series

A

250,000‌

230,861‌

Total

Colorado

11,559,891‌

Connecticut

3.5%

Connecticut

Housing

Finance

Authority

Revenue

Bonds

2.875%

11/15/30,

Series

A-1

175,000‌

170,553‌

2.000%

11/15/36,

Series

B-3

250,000‌

199,164‌

Connecticut

State

Health

&

Educational

Facilities

Authority

Revenue

Bonds

5.000%

07/01/32,

Series

A

320,000‌

352,173‌

5.000%

07/01/33,

Series

A

235,000‌

262,433‌

5.000%

07/01/35,

Series

A

265,000‌

290,890‌

4.000%

07/01/38,

Series

A

200,000‌

188,274‌

3.000%

07/01/39,

Series

A

345,000‌

276,700‌

5.000%

12/01/45

775,000‌

797,631‌

PORTFOLIO

OF

INVESTMENTS

(continued)

Columbia

Multi-Sector

Municipal

Income

ETF

January

31,

2023

(Unaudited)

Columbia

Multi-Sector

Municipal

Income

ETF

|

First

Quarter

Report

2023

3

Municipal

Bonds

(continued)

Issue

Description

Principal

Amount

($)

Value

($)

State

of

Connecticut

Clean

Water

Fund

-

State

Revolving

Fund

Series

A

Revenue

Bonds

5.000%,

03/01/27

225,000‌

237,800‌

State

of

Connecticut

Special

Tax

Revenue

Revenue

Bonds

5.000%

08/01/28,

Series

A

450,000‌

480,550‌

5.000%

01/01/29,

Series

A

520,000‌

586,743‌

5.000%

09/01/30,

Series

A

325,000‌

356,207‌

5.000%

10/01/31,

Series

B

125,000‌

142,583‌

5.000%

01/01/33,

Series

A

260,000‌

292,297‌

5.000%

05/01/33,

Series

A

465,000‌

554,748‌

5.000%

08/01/34,

Series

A

345,000‌

364,019‌

5.000%

05/01/35,

Series

A

450,000‌

527,198‌

4.000%

05/01/36,

Series

A

745,000‌

786,221‌

4.000%

09/01/36,

Series

A

750,000‌

769,373‌

5.000%

11/01/36,

Series

D

750,000‌

867,717‌

4.000%

05/01/37,

Series

A

750,000‌

784,802‌

University

of

Connecticut

Series

A

Revenue

Bonds

5.000%,

11/15/43

650,000‌

703,824‌

Total

Connecticut

9,991,900‌

Delaware

0.9%

Delaware

State

Health

Facilities

Authority,

Series

A

Revenue

Bonds

4.000%,

07/01/40

600,000‌

601,747‌

5.000%,

10/01/40

715,000‌

771,090‌

5.000%,

10/01/45

1,205,000‌

1,285,591‌

Total

Delaware

2,658,428‌

District

of

Columbia

2.1%

District

of

Columbia

Revenue

Bonds

5.000%

04/01/33

470,000‌

507,896‌

5.000%

04/01/36

450,000‌

477,119‌

4.000%

07/15/40

130,000‌

130,924‌

5.000%

07/15/40

140,000‌

144,931‌

District

of

Columbia

5.000%

10/15/32,

Series

A

200,000‌

231,263‌

District

of

Columbia

Water

&

Sewer

Authority

Series

A

Revenue

Bonds

5.000%,

10/01/29

250,000‌

270,080‌

Metropolitan

Washington

Airports

Authority

Aviation

Revenue

Revenue

Bonds

5.000%

10/01/28,

Series

A

900,000‌

929,342‌

5.000%

10/01/29,

Series

A

875,000‌

971,455‌

5.000%

10/01/30

200,000‌

217,840‌

5.000%

10/01/30,

Series

A

750,000‌

852,866‌

5.000%

10/01/32,

Series

A

350,000‌

398,845‌

5.000%

10/01/33,

Series

A

450,000‌

509,469‌

Metropolitan

Washington

Airports

Authority

Dulles

Toll

Road

Revenue

Revenue

Bonds

0.000%

10/01/30,

Series

B

(a)

130,000‌

98,289‌

Municipal

Bonds

(continued)

Issue

Description

Principal

Amount

($)

Value

($)

0.000%

10/01/37,

Series

A

(a)

500,000‌

265,147‌

Total

District

of

Columbia

6,005,466‌

Florida

6.0%

Alachua

County

Health

Facilities

Authority

Series

B-1

Revenue

Bonds

5.000%,

12/01/34

150,000‌

164,688‌

Brevard

County

Health

Facilities

Authority

Revenue

Bonds

4.000%

04/01/36

140,000‌

140,407‌

5.000%

04/01/42,

Series

A

1,500,000‌

1,621,414‌

Capital

Trust

Agency,

Inc.

Series

A

Revenue

Bonds

5.250%,

12/01/43

(b)

150,000‌

142,619‌

Central

Florida

Expressway

Authority

Revenue

Bonds

5.000%

07/01/34,

Series

D

645,000‌

766,329‌

4.000%

07/01/35,

Series

B

390,000‌

400,610‌

City

of

Gainesville

FL

Utilities

System

Revenue,

Series

A

Revenue

Bonds

5.000%,

10/01/28

125,000‌

138,535‌

5.000%,

10/01/31

395,000‌

436,742‌

5.000%,

10/01/32

125,000‌

138,151‌

City

of

Port

St

Lucie

FL

Utility

System

Revenue

Revenue

Bonds

5.000%,

09/01/29

285,000‌

309,132‌

4.000%,

09/01/30

250,000‌

261,214‌

City

of

Tampa,

Series

B

Revenue

Bonds

4.000%,

07/01/38

175,000‌

176,139‌

4.000%,

07/01/39

500,000‌

501,212‌

County

of

Miami-Dade

FL

Aviation

Revenue

Revenue

Bonds

5.000%

10/01/32

205,000‌

211,798‌

5.000%

10/01/32,

Series

A

250,000‌

258,291‌

5.000%

10/01/33,

Series

A

1,000,000‌

1,027,016‌

County

of

Miami-Dade

FL

Water

&

Sewer

System

Revenue

Revenue

Bonds

5.000%

10/01/25

315,000‌

337,465‌

5.000%

10/01/30,

Series

B

250,000‌

267,687‌

5.000%

10/01/32,

Series

A

640,000‌

685,244‌

Escambia

County

Health

Facilities

Authority

Series

A

Revenue

Bonds

4.000%,

08/15/45

600,000‌

568,051‌

Florida

Development

Finance

Corp.

Revenue

Bonds

4.000%

11/15/34

200,000‌

205,201‌

4.000%

06/01/36,

Series

A

(b)

400,000‌

354,662‌

4.000%

06/01/41,

Series

A

(b)

200,000‌

166,186‌

Greater

Orlando

Aviation

Authority,

Series

A

Revenue

Bonds

5.000%,

10/01/26

260,000‌

279,794‌

5.000%,

10/01/27

255,000‌

277,969‌

4.000%,

10/01/35

275,000‌

274,849‌

PORTFOLIO

OF

INVESTMENTS

(continued)

Columbia

Multi-Sector

Municipal

Income

ETF

January

31,

2023

(Unaudited)

4

Columbia

Multi-Sector

Municipal

Income

ETF

|

First

Quarter

Report

2023

Municipal

Bonds

(continued)

Issue

Description

Principal

Amount

($)

Value

($)

Hillsborough

County

School

Board

Revenue

Bonds

5.000%,

07/01/29

150,000‌

171,601‌

JEA

Water

&

Sewer

System

Revenue

Series

A

Revenue

Bonds

5.000%,

10/01/29

555,000‌

619,627‌

Miami

Beach

Health

Facilities

Authority

Series

B

Revenue

Bonds

4.000%,

11/15/46

1,000,000‌

923,998‌

North

Broward

Hospital

District

Series

B

Revenue

Bonds

5.000%,

01/01/35

200,000‌

208,570‌

Orange

County

Health

Facilities

Authority,

Series

A

Revenue

Bonds

5.000%,

10/01/37

100,000‌

105,163‌

5.000%,

10/01/39

200,000‌

208,051‌

Palm

Beach

County

School

District

Revenue

Bonds

5.000%

08/01/28,

Series

B

360,000‌

409,240‌

5.000%

08/01/30,

Series

D

685,000‌

729,825‌

School

Board

of

Miami-Dade

County

(The)

Revenue

Bonds

5.000%

05/01/30,

Series

A

195,000‌

205,208‌

5.000%

11/01/31,

Series

D

145,000‌

151,598‌

5.000%

05/01/32,

Series

A

285,000‌

300,535‌

School

District

of

Broward

County

Revenue

Bonds

5.000%

07/01/29,

Series

B

1,000,000‌

1,061,393‌

5.000%

07/01/34,

Series

A

250,000‌

288,772‌

South

Broward

Hospital

District

Series

A

Revenue

Bonds

3.500%,

05/01/39

370,000‌

355,664‌

South

Florida

Water

Management

District

Revenue

Bonds

5.000%,

10/01/33

150,000‌

161,971‌

5.000%,

10/01/34

1,000,000‌

1,079,731‌

Volusia

County

School

Board

Series

B

Revenue

Bonds

5.000%,

08/01/30

200,000‌

207,837‌

Total

Florida

17,300,189‌

Georgia

2.3%

Brookhaven

Development

Authority

Series

A

Revenue

Bonds

4.000%,

07/01/44

490,000‌

492,184‌

City

of

Atlanta

GA

Airport

Passenger

Facility

Charge

Revenue

Bonds

5.000%

07/01/36,

Series

C

200,000‌

219,536‌

4.000%

07/01/37,

Series

D

1,000,000‌

980,482‌

City

of

Atlanta

GA

Water

&

Wastewater

Revenue

Revenue

Bonds

5.000%,

11/01/27

190,000‌

201,480‌

5.750%,

11/01/29

200,000‌

242,992‌

Municipal

Bonds

(continued)

Issue

Description

Principal

Amount

($)

Value

($)

Gainesville

&

Hall

County

Hospital

Authority,

Series

A

Revenue

Bonds

5.000%,

02/15/36

500,000‌

526,121‌

5.000%,

02/15/42

805,000‌

834,287‌

George

L

Smith

II

Congress

Center

Authority

Series

A

Revenue

Bonds

2.375%,

01/01/31

200,000‌

177,408‌

Georgia

State

Road

&

Tollway

Authority

Revenue

Bonds

5.000%,

06/01/32

1,000,000‌

1,178,943‌

Municipal

Electric

Authority

of

Georgia

Series

A

Revenue

Bonds

5.000%,

01/01/28

200,000‌

214,152‌

State

of

Georgia

4.000%

02/01/26,

Series

A-2

215,000‌

218,617‌

5.000%

02/01/27,

Series

A

200,000‌

216,663‌

5.000%

02/01/28,

Series

A-2

500,000‌

555,208‌

5.000%

07/01/28,

Series

F

460,000‌

509,740‌

Total

Georgia

6,567,813‌

Hawaii

0.7%

City

&

County

of

Honolulu

Series

A

5.000%,

10/01/29

350,000‌

375,686‌

State

of

Hawaii

5.000%

01/01/26

500,000‌

539,341‌

5.000%

08/01/26,

Series

EO

200,000‌

208,045‌

5.000%

10/01/27,

Series

FH

325,000‌

356,877‌

State

of

Hawaii

Airports

System

Revenue

Series

A

Revenue

Bonds

5.000%,

07/01/33

350,000‌

394,063‌

Total

Hawaii

1,874,012‌

Idaho

0.0%

Idaho

Health

Facilities

Authority

Series

A

Revenue

Bonds

5.000%,

03/01/44

120,000‌

120,856‌

Illinois

8.1%

Chicago

Board

of

Education

0.000%

12/01/29,

Series

A

(a)

185,000‌

143,124‌

5.000%

12/01/30,

Series

A

150,000‌

158,914‌

0.000%

12/01/31,

Series

A

(a)

355,000‌

249,372‌

0.000%

12/01/31,

Series

B-1

(a)

220,000‌

155,867‌

5.000%

12/01/33,

Series

A

850,000‌

898,830‌

5.000%

12/01/34,

Series

A

350,000‌

365,637‌

5.000%

12/01/35,

Series

A

250,000‌

259,495‌

5.250%

12/01/35,

Series

C

130,000‌

131,775‌

4.000%

12/01/36,

Series

B

1,200,000‌

1,129,164‌

5.000%

12/01/36,

Series

A

300,000‌

308,071‌

5.000%

12/01/37,

Series

A

600,000‌

612,505‌

5.000%

12/01/38,

Series

A

800,000‌

815,558‌

5.250%

12/01/39,

Series

C

875,000‌

879,172‌

5.000%

12/01/41,

Series

A

250,000‌

253,308‌

5.000%

12/01/42,

Series

A

200,000‌

199,587‌

4.000%

12/01/43,

Series

A

1,500,000‌

1,332,109‌

PORTFOLIO

OF

INVESTMENTS

(continued)

Columbia

Multi-Sector

Municipal

Income

ETF

January

31,

2023

(Unaudited)

Columbia

Multi-Sector

Municipal

Income

ETF

|

First

Quarter

Report

2023

5

Municipal

Bonds

(continued)

Issue

Description

Principal

Amount

($)

Value

($)

Chicago

Housing

Authority

Series

A

Revenue

Bonds

5.000%,

01/01/32

180,000‌

199,645‌

Chicago

Midway

International

Airport

Series

A

Revenue

Bonds

5.000%,

01/01/30

500,000‌

507,993‌

Chicago

O'Hare

International

Airport

Revenue

Bonds

5.000%

01/01/28,

Series

B

555,000‌

581,713‌

5.000%

01/01/31,

Series

B

450,000‌

470,560‌

5.000%

01/01/33,

Series

A

550,000‌

566,279‌

5.000%

01/01/33,

Series

B

330,000‌

362,045‌

5.000%

01/01/34,

Series

A

500,000‌

514,136‌

5.000%

01/01/34,

Series

B

675,000‌

739,774‌

5.000%

01/01/34,

Series

C

500,000‌

536,182‌

5.000%

01/01/35,

Series

B

350,000‌

375,328‌

4.000%

01/01/36,

Series

A

195,000‌

201,661‌

City

of

Chicago

0.000%

01/01/31,

Series

C

(a)

320,000‌

240,888‌

4.000%

01/01/34,

Series

B

188,000‌

187,247‌

Cook

Kane

Lake

&

McHenry

Counties

Community

College

District

No

512

4.000%,

12/15/29

180,000‌

195,254‌

Illinois

Finance

Authority

Revenue

Bonds

4.000%

01/01/25

815,000‌

842,511‌

5.000%

01/01/27

650,000‌

702,680‌

5.000%

07/01/28

115,000‌

126,805‌

5.000%

07/01/31

140,000‌

154,364‌

5.000%

08/15/33,

Series

A

250,000‌

288,671‌

4.000%

08/15/37,

Series

A

500,000‌

504,979‌

4.125%

08/15/37,

Series

C

840,000‌

818,074‌

4.125%

11/15/37,

Series

A

235,000‌

235,009‌

4.000%

08/15/41,

Series

A

600,000‌

600,598‌

4.125%

05/01/45

170,000‌

170,421‌

Illinois

State

Toll

Highway

Authority

Revenue

Bonds

5.000%

01/01/30,

Series

B

865,000‌

1,014,496‌

5.000%

01/01/31,

Series

C

150,000‌

175,408‌

4.000%

12/01/31,

Series

A

320,000‌

331,111‌

5.000%

12/01/31,

Series

A

435,000‌

469,064‌

Metropolitan

Pier

&

Exposition

Authority

Revenue

Bonds

0.000%

06/15/28

(a)

100,000‌

83,491‌

0.000%

12/15/29,

Series

A

(a)

160,000‌

123,226‌

0.000%

06/15/30

(a)

370,000‌

286,289‌

0.000%

06/15/30,

Series

A

(a)

415,000‌

313,473‌

0.000%

06/15/36,

Series

A

(a)

540,000‌

301,141‌

0.000%

12/15/36,

Series

A

(a)

750,000‌

397,419‌

0.000%

12/15/41,

Series

B

(a)

280,000‌

111,693‌

5.000%

06/15/42,

Series

B

1,000,000‌

1,031,930‌

Northern

Illinois

Municipal

Power

Agency

Series

A

Revenue

Bonds

4.000%,

12/01/32

200,000‌

205,315‌

State

of

Illinois

4.000%

06/01/33

100,000‌

100,920‌

4.000%

03/01/39,

Series

A

200,000‌

191,273‌

Municipal

Bonds

(continued)

Issue

Description

Principal

Amount

($)

Value

($)

Will

County

Community

High

School

District

No

210

Lincoln-Way

Series

B

0.000%,

01/01/31

(a)

300,000‌

227,166‌

Total

Illinois

23,378,720‌

Indiana

0.3%

City

of

Anderson

Revenue

Bonds

6.000%,

10/01/42

150,000‌

144,978‌

Indiana

Finance

Authority

Revenue

Bonds

3.000%

11/01/30,

Series

A

150,000‌

137,600‌

4.000%

11/01/33,

Series

C

100,000‌

104,305‌

5.000%

12/01/35,

Series

A

150,000‌

158,781‌

Indiana

Municipal

Power

Agency

Series

A

Revenue

Bonds

5.000%,

01/01/34

100,000‌

111,740‌

St

Joseph

County

Hospital

Authority

Series

C

Revenue

Bonds

4.000%,

08/15/44

240,000‌

232,572‌

Total

Indiana

889,976‌

Iowa

0.3%

Iowa

Finance

Authority

Revenue

Bonds

5.000%

08/01/31

500,000‌

560,405‌

2.250%

01/01/32,

Series

D

150,000‌

135,045‌

5.000%

05/15/43,

Series

A

160,000‌

141,357‌

Total

Iowa

836,807‌

Kansas

0.2%

University

of

Kansas

Hospital

Authority

Series

A

Revenue

Bonds

5.000%,

03/01/47

650,000‌

679,386‌

Kentucky

0.5%

County

of

Christian

Revenue

Bonds

5.375%,

02/01/36

250,000‌

259,482‌

Louisville/Jefferson

County

Metropolitan

Government,

Series

A

Revenue

Bonds

5.000%,

10/01/30

290,000‌

309,635‌

4.000%,

10/01/35

1,000,000‌

1,005,021‌

Total

Kentucky

1,574,138‌

Louisiana

0.4%

East

Baton

Rouge

Sewerage

Commission

Series

A

(Mandatory

Put

02/01/28)

Revenue

Bonds

1.300%,

02/01/41

725,000‌

662,741‌

State

of

Louisiana

5.000%

08/01/25,

Series

C

220,000‌

228,787‌

5.000%

08/01/27,

Series

B

230,000‌

251,785‌

Total

Louisiana

1,143,313‌

PORTFOLIO

OF

INVESTMENTS

(continued)

Columbia

Multi-Sector

Municipal

Income

ETF

January

31,

2023

(Unaudited)

6

Columbia

Multi-Sector

Municipal

Income

ETF

|

First

Quarter

Report

2023

Municipal

Bonds

(continued)

Issue

Description

Principal

Amount

($)

Value

($)

Maine

0.2%

Maine

Health

&

Higher

Educational

Facilities

Authority

Series

A

Revenue

Bonds

4.000%,

07/01/45

500,000‌

479,570‌

Maine

State

Housing

Authority

Series

B

Revenue

Bonds

3.450%,

11/15/34

100,000‌

97,273‌

Total

Maine

576,843‌

Maryland

2.4%

County

of

Frederick

Series

A

Revenue

Bonds

5.000%,

09/01/32

(b)

75,000‌

75,670‌

County

of

Howard

Series

B

5.000%,

02/15/28

225,000‌

249,748‌

County

of

Montgomery,

Series

A

5.000%,

11/01/26

150,000‌

165,494‌

5.000%,

12/01/27

250,000‌

262,449‌

5.000%,

08/01/30

300,000‌

359,810‌

County

of

Prince

George's

Series

A

4.000%,

07/15/30

150,000‌

162,641‌

Maryland

Community

Development

Administration

Revenue

Bonds

0.900%

03/01/27,

Series

B

250,000‌

228,225‌

2.200%

09/01/36,

Series

C

350,000‌

285,074‌

Maryland

Health

&

Higher

Educational

Facilities

Authority

Revenue

Bonds

4.000%

07/01/41

165,000‌

165,522‌

5.000%

05/15/45,

Series

A

250,000‌

258,765‌

5.500%

01/01/46,

Series

A

750,000‌

765,766‌

Maryland

Stadium

Authority

Revenue

Bonds

5.000%,

05/01/34

100,000‌

111,167‌

Maryland

Water

Infrastructure

Financing

Administration

Revenue

Bonds

2.800%,

03/01/26

150,000‌

151,049‌

3.000%,

03/01/30

310,000‌

313,068‌

Montgomery

County

Housing

Opportunities

Commission

Series

A-2

(Mandatory

Put

01/01/25)

Revenue

Bonds

1.800%,

07/01/26

350,000‌

347,821‌

State

of

Maryland

5.000%

03/15/26,

Series

A

305,000‌

331,369‌

4.000%

06/01/27

430,000‌

439,882‌

5.000%

08/01/30,

Series

A

730,000‌

854,431‌

5.000%

03/01/31,

Series

A

415,000‌

502,058‌

5.000%

03/15/31,

Series

A

895,000‌

1,009,496‌

Total

Maryland

7,039,505‌

Massachusetts

2.6%

Commonwealth

of

Massachusetts

5.000%

07/01/27,

Series

A

250,000‌

280,629‌

Municipal

Bonds

(continued)

Issue

Description

Principal

Amount

($)

Value

($)

5.000%

07/01/28,

Series

A

200,000‌

219,102‌

5.000%

03/01/29,

Series

A

150,000‌

174,878‌

5.000%

11/01/30,

Series

E

325,000‌

391,804‌

5.000%

07/01/31,

Series

B

790,000‌

865,381‌

5.000%

11/01/31,

Series

E

250,000‌

282,644‌

Massachusetts

Department

of

Transportation

Series

A

Revenue

Bonds

0.000%,

01/01/28

(a)

435,000‌

384,608‌

Massachusetts

Development

Finance

Agency

Revenue

Bonds

5.000%

10/01/24

400,000‌

403,948‌

5.000%

10/01/25

250,000‌

253,397‌

5.000%

07/01/34,

Series

E

110,000‌

115,055‌

5.000%

07/01/36,

Series

I

150,000‌

159,874‌

5.000%

07/01/36,

Series

K

150,000‌

163,374‌

4.000%

07/01/38,

Series

K

150,000‌

139,558‌

5.000%

10/01/38

400,000‌

392,929‌

4.000%

07/01/40

200,000‌

173,786‌

5.000%

07/01/41,

Series

I

350,000‌

357,507‌

5.000%

07/01/43,

Series

J2

850,000‌

884,651‌

5.000%

07/01/44,

Series

A

200,000‌

201,699‌

Massachusetts

Housing

Finance

Agency

Series

B-2

Revenue

Bonds

0.900%,

06/01/26

475,000‌

432,933‌

Massachusetts

Port

Authority

Series

A

Revenue

Bonds

5.000%,

07/01/36

250,000‌

270,626‌

Massachusetts

Transportation

Trust

Fund

Metropolitan

Highway

System

Revenue

Series

A

Revenue

Bonds

5.000%,

01/01/32

460,000‌

523,886‌

Massachusetts

Water

Resources

Authority

Series

C

Revenue

Bonds

5.000%,

08/01/31

300,000‌

336,263‌

Total

Massachusetts

7,408,532‌

Michigan

2.8%

City

of

Detroit

5.000%

04/01/35

400,000‌

411,493‌

5.000%

04/01/46,

Series

A

725,000‌

726,944‌

Flint

Hospital

Building

Authority

Revenue

Bonds

4.000%,

07/01/41

185,000‌

169,567‌

Great

Lakes

Water

Authority

Sewage

Disposal

System

Revenue

Series

B

Revenue

Bonds

5.000%,

07/01/29

200,000‌

228,592‌

Great

Lakes

Water

Authority

Water

Supply

System

Revenue

Revenue

Bonds

5.000%

07/01/28,

Series

A

200,000‌

224,870‌

5.000%

07/01/31,

Series

C

650,000‌

705,661‌

PORTFOLIO

OF

INVESTMENTS

(continued)

Columbia

Multi-Sector

Municipal

Income

ETF

January

31,

2023

(Unaudited)

Columbia

Multi-Sector

Municipal

Income

ETF

|

First

Quarter

Report

2023

7

Municipal

Bonds

(continued)

Issue

Description

Principal

Amount

($)

Value

($)

Michigan

Finance

Authority

Revenue

Bonds

5.000%

07/01/27,

Series

C-3

1,500,000‌

1,553,707‌

5.000%

10/01/29,

Series

B

275,000‌

301,341‌

5.000%

07/01/31,

Series

C-3

350,000‌

362,724‌

5.000%

07/01/32,

Series

C-3

500,000‌

515,591‌

3.125%

12/01/35,

Series

A

100,000‌

95,976‌

5.000%

11/15/41

450,000‌

465,039‌

3.250%

11/15/42

150,000‌

128,719‌

5.000%

12/01/42,

Series

A-MI

605,000‌

628,766‌

4.000%

02/15/44,

Series

A

500,000‌

489,521‌

5.000%

11/01/44,

Series

A

1,000,000‌

1,025,705‌

Michigan

State

Building

Authority

Series

I

Revenue

Bonds

5.000%,

04/15/32

155,000‌

165,977‌

Total

Michigan

8,200,193‌

Minnesota

0.8%

City

of

Apple

Valley

Series

A

Revenue

Bonds

4.250%,

01/01/37

260,000‌

199,599‌

City

of

Maple

Grove

Revenue

Bonds

4.000%,

05/01/37

210,000‌

204,444‌

City

of

Minneapolis

Series

A

Revenue

Bonds

6.000%,

07/01/43

100,000‌

100,248‌

City

of

St

Cloud

Series

A

Revenue

Bonds

4.000%,

05/01/37

320,000‌

321,059‌

Duluth

Housing

&

Redevelopment

Authority

Series

A

Revenue

Bonds

5.000%,

11/01/33

100,000‌

100,669‌

Housing

&

Redevelopment

Authority

of

The

City

of

St

Paul

Minnesota

Series

A

Revenue

Bonds

5.000%,

07/01/33

975,000‌

1,017,040‌

Minnesota

Housing

Finance

Agency

Series

G

Revenue

Bonds

1.650%,

01/01/28

305,000‌

280,180‌

Total

Minnesota

2,223,239‌

Mississippi

0.1%

Mississippi

Home

Corp.

Series

A

Revenue

Bonds

1.950%,

06/01/32

200,000‌

178,517‌

State

of

Mississippi

Series

C

5.000%,

10/01/26

100,000‌

107,043‌

Total

Mississippi

285,560‌

Municipal

Bonds

(continued)

Issue

Description

Principal

Amount

($)

Value

($)

Missouri

2.2%

Health

&

Educational

Facilities

Authority

of

the

State

of

Missouri

Revenue

Bonds

4.000%

11/15/42

500,000‌

487,679‌

4.000%

07/01/46,

Series

A

1,600,000‌

1,572,006‌

Health

&

Educational

Facilities

Authority

of

The

State

of

Missouri

Revenue

Bonds

5.000%

05/15/40

1,000,000‌

904,215‌

4.000%

05/15/42,

Series

A

950,000‌

947,040‌

Lees

Summit

Industrial

Development

Authority

Series

A

Revenue

Bonds

5.000%,

08/15/32

150,000‌

147,760‌

Metropolitan

St

Louis

Sewer

District

Series

A

Revenue

Bonds

5.000%,

05/01/29

895,000‌

997,466‌

Missouri

Joint

Municipal

Electric

Utility

Commission,

Series

A

Revenue

Bonds

5.000%,

12/01/30

770,000‌

809,681‌

4.000%,

12/01/32

200,000‌

205,641‌

4.000%,

12/01/33

120,000‌

122,683‌

St

Louis

County

Industrial

Development

Authority

Revenue

Bonds

5.000%,

09/01/32

100,000‌

100,202‌

Total

Missouri

6,294,373‌

Montana

0.1%

Montana

Facility

Finance

Authority

Series

A

Revenue

Bonds

4.000%,

01/01/37

335,000‌

345,530‌

Nebraska

0.1%

Public

Power

Generation

Agency

Series

A

Revenue

Bonds

5.000%,

01/01/28

300,000‌

312,887‌

New

Jersey

10.3%

New

Jersey

Economic

Development

Authority

Revenue

Bonds

5.500%

09/01/27,

Series

N-1

120,000‌

134,397‌

4.000%

11/01/27,

Series

A

370,000‌

391,033‌

5.000%

06/15/30,

Series

B

210,000‌

235,241‌

3.125%

07/01/31,

Series

A

145,000‌

141,193‌

5.000%

06/15/32,

Series

EEE

175,000‌

194,161‌

6.000%

07/01/32,

Series

A

200,000‌

200,198‌

4.000%

06/15/34,

Series

QQQ

350,000‌

365,255‌

5.000%

06/15/34,

Series

WW

300,000‌

316,115‌

4.000%

07/01/34,

Series

A

1,065,000‌

1,082,610‌

5.000%

06/15/35,

Series

WW

270,000‌

284,040‌

5.000%

06/15/36,

Series

AAA

525,000‌

556,769‌

5.000%

11/01/36,

Series

A

675,000‌

750,383‌

4.000%

06/15/37,

Series

QQQ

200,000‌

202,647‌

4.000%

06/15/44

1,000,000‌

971,454‌

PORTFOLIO

OF

INVESTMENTS

(continued)

Columbia

Multi-Sector

Municipal

Income

ETF

January

31,

2023

(Unaudited)

8

Columbia

Multi-Sector

Municipal

Income

ETF

|

First

Quarter

Report

2023

Municipal

Bonds

(continued)

Issue

Description

Principal

Amount

($)

Value

($)

New

Jersey

Educational

Facilities

Authority

Revenue

Bonds

5.000%,

06/15/28

135,000‌

139,173‌

New

Jersey

Health

Care

Facilities

Financing

Authority

Revenue

Bonds

4.000%

07/01/32,

Series

A

225,000‌

233,547‌

5.000%

10/01/36

1,325,000‌

1,410,643‌

5.000%

10/01/37

1,105,000‌

1,170,219‌

4.000%

07/01/44

435,000‌

426,172‌

New

Jersey

Housing

&

Mortgage

Finance

Agency

Revenue

Bonds

4.000%

04/01/24,

Series

D

265,000‌

267,339‌

4.000%

04/01/25,

Series

D

225,000‌

227,599‌

4.250%

10/01/37,

Series

I

500,000‌

509,010‌

New

Jersey

Transportation

Trust

Fund

Authority

Revenue

Bonds

0.000%

12/15/25,

Series

C

(a)

180,000‌

165,363‌

0.000%

12/15/26,

Series

C

(a)

210,000‌

187,631‌

5.000%

06/15/27,

Series

A-1

385,000‌

415,094‌

0.000%

12/15/27,

Series

A

(a)

300,000‌

258,906‌

0.000%

12/15/27,

Series

C

(a)

350,000‌

303,510‌

5.000%

06/15/28,

Series

A-1

240,000‌

258,283‌

0.000%

12/15/28,

Series

A

(a)

335,000‌

278,035‌

5.000%

06/15/29,

Series

BB-1

245,000‌

275,227‌

0.000%

12/15/29,

Series

A

(a)

850,000‌

676,923‌

5.000%

06/15/30,

Series

A

480,000‌

514,976‌

0.000%

12/15/30,

Series

C

(a)

225,000‌

173,008‌

5.000%

06/15/31,

Series

BB

115,000‌

128,337‌

5.000%

06/15/32,

Series

D

385,000‌

399,590‌

5.250%

06/15/32,

Series

C

445,000‌

464,718‌

0.000%

12/15/32,

Series

C

(a)

2,000,000‌

1,421,497‌

0.000%

12/15/32,

Series

A

(a)

595,000‌

409,957‌

5.000%

12/15/32,

Series

A

1,500,000‌

1,662,335‌

5.000%

06/15/33,

Series

A

1,000,000‌

1,137,382‌

5.000%

06/15/33,

Series

BB-1

1,250,000‌

1,377,521‌

0.000%

12/15/33,

Series

C

(a)

705,000‌

476,477‌

5.000%

06/15/34,

Series

2014

250,000‌

281,549‌

0.000%

12/15/34,

Series

A

(a)

815,000‌

501,641‌

0.000%

12/15/34,

Series

A

(a)

130,000‌

80,016‌

0.000%

12/15/34,

Series

C

(a)

250,000‌

160,186‌

5.000%

12/15/34,

Series

A

820,000‌

896,423‌

4.750%

06/15/35,

Series

AA

350,000‌

362,146‌

0.000%

12/15/35,

Series

A

(a)

165,000‌

95,704‌

4.000%

06/15/36,

Series

A

850,000‌

865,720‌

4.000%

06/15/36,

Series

AA

120,000‌

122,071‌

New

Jersey

Turnpike

Authority

Revenue

Bonds

5.000%

01/01/31,

Series

E

1,260,000‌

1,362,108‌

5.000%

01/01/32,

Series

B

255,000‌

286,016‌

5.000%

01/01/32,

Series

E

930,000‌

994,031‌

4.000%

01/01/33,

Series

G

225,000‌

237,877‌

5.000%

01/01/33,

Series

A

270,000‌

279,126‌

5.000%

01/01/33,

Series

B

750,000‌

840,063‌

5.000%

01/01/34,

Series

A

205,000‌

225,301‌

5.000%

01/01/34,

Series

E

395,000‌

415,158‌

5.000%

01/01/36,

Series

G

435,000‌

481,349‌

Total

New

Jersey

29,680,453‌

Municipal

Bonds

(continued)

Issue

Description

Principal

Amount

($)

Value

($)

New

Mexico

0.1%

New

Mexico

Hospital

Equipment

Loan

Council

Series

A

Revenue

Bonds

5.000%,

08/01/46

400,000‌

418,346‌

New

York

16.3%

Albany

Capital

Resource

Corp.

Revenue

Bonds

4.000%,

07/01/41

250,000‌

197,268‌

Brooklyn

Arena

Local

Development

Corp.

Series

A

Revenue

Bonds

3.000%,

07/15/36

150,000‌

136,711‌

Broome

County

Local

Development

Corp.

Revenue

Bonds

3.000%,

04/01/45

200,000‌

161,133‌

City

of

New

York

5.000%

08/01/25,

Series

C

350,000‌

373,416‌

5.000%

08/01/25,

Series

J

115,000‌

116,427‌

5.000%

08/01/27,

Series

A

735,000‌

784,043‌

5.000%

08/01/27,

Series

C-1

175,000‌

195,699‌

5.000%

08/01/27,

Series

E

150,000‌

167,772‌

5.000%

08/01/28,

Series

A

390,000‌

411,068‌

5.000%

08/01/28,

Series

A-1

455,000‌

519,888‌

5.000%

08/01/28,

Series

C

620,000‌

669,797‌

5.000%

08/01/29,

Series

A-1

500,000‌

582,534‌

5.000%

04/01/32,

Series

L-5

240,000‌

287,344‌

Dutchess

County

Local

Development

Corp.

Revenue

Bonds

4.000%

07/01/34,

Series

B

300,000‌

296,541‌

3.000%

07/01/36,

Series

B

320,000‌

265,584‌

5.000%

07/01/45,

Series

A

(b)

500,000‌

489,693‌

Erie

County

Industrial

Development

Agency

(The)

Series

A

Revenue

Bonds

5.000%,

05/01/30

310,000‌

340,531‌

Long

Island

Power

Authority

Revenue

Bonds

0.000%

06/01/28

(a)

220,000‌

189,415‌

5.250%

09/01/29,

Series

C

140,000‌

161,556‌

5.000%

09/01/34

810,000‌

915,198‌

5.000%

09/01/34,

Series

A

400,000‌

463,537‌

5.000%

09/01/37,

Series

A

250,000‌

280,304‌

Metropolitan

Transportation

Authority

Revenue

Bonds

5.000%

11/15/26,

Series

A2

275,000‌

293,290‌

5.000%

11/15/27,

Series

C-1

250,000‌

262,837‌

5.000%

11/15/28,

Series

C-1

635,000‌

687,194‌

5.000%

11/15/31,

Series

C-1

560,000‌

597,939‌

5.000%

11/15/31,

Series

D

380,000‌

400,100‌

5.000%

11/15/31,

Series

D-1

705,000‌

737,405‌

5.000%

11/15/32,

Series

D

1,590,000‌

1,693,057‌

5.000%

11/15/33,

Series

D-1

555,000‌

583,068‌

4.000%

11/15/35,

Series

C-1

625,000‌

619,706‌

5.000%

11/15/35,

Series

B

305,000‌

315,653‌

PORTFOLIO

OF

INVESTMENTS

(continued)

Columbia

Multi-Sector

Municipal

Income

ETF

January

31,

2023

(Unaudited)

Columbia

Multi-Sector

Municipal

Income

ETF

|

First

Quarter

Report

2023

9

Municipal

Bonds

(continued)

Issue

Description

Principal

Amount

($)

Value

($)

Monroe

County

Industrial

Development

Corp.

Series

A

Revenue

Bonds

4.000%,

07/01/35

125,000‌

127,857‌

New

York

City

Housing

Development

Corp.

Series

A

Revenue

Bonds

2.650%,

05/01/27

280,000‌

273,755‌

New

York

City

Municipal

Water

Finance

Authority

Revenue

Bonds

5.000%

06/15/28,

Series

BB-2

530,000‌

595,117‌

5.000%

06/15/28,

Series

CC-2

705,000‌

782,168‌

5.000%

06/15/28,

Series

EE

245,000‌

254,515‌

5.000%

06/15/28,

Series

FF

200,000‌

213,527‌

5.000%

06/15/28,

Series

HH

380,000‌

405,702‌

5.000%

06/15/29,

Series

AA-2

230,000‌

270,026‌

5.000%

06/15/29,

Series

FF

640,000‌

683,410‌

5.000%

06/15/29,

Series

GG

150,000‌

160,136‌

5.000%

06/15/29,

Series

GG-2

500,000‌

567,733‌

5.000%

06/15/30,

Series

AA-2

335,000‌

401,073‌

5.000%

06/15/30,

Series

EE

125,000‌

149,658‌

5.000%

06/15/30,

Series

GG-1

505,000‌

604,557‌

5.000%

06/15/31,

Series

DD

430,000‌

524,640‌

New

York

Liberty

Development

Corp.,

Series

A

Revenue

Bonds

2.100%,

11/15/32

750,000‌

649,276‌

2.400%,

11/15/35

350,000‌

292,845‌

New

York

State

Dormitory

Authority,

Series

A

Revenue

Bonds

5.000%,

07/01/28

365,000‌

407,530‌

5.000%,

07/01/29

415,000‌

453,745‌

5.000%,

10/01/29

160,000‌

177,073‌

5.000%,

07/01/30

295,000‌

314,736‌

5.000%,

10/01/30

340,000‌

369,778‌

5.000%,

08/01/31

200,000‌

208,322‌

5.000%,

10/01/31

310,000‌

336,645‌

5.000%,

08/01/32

390,000‌

404,636‌

5.000%,

05/01/33

400,000‌

420,559‌

5.000%,

07/01/33

525,000‌

589,460‌

5.000%,

08/01/33

110,000‌

113,578‌

5.000%,

10/01/33

295,000‌

325,308‌

5.000%,

07/01/34

650,000‌

714,431‌

4.000%,

10/01/34

300,000‌

319,030‌

4.000%,

07/01/35

1,030,000‌

1,070,865‌

5.000%,

07/01/35

450,000‌

476,081‌

5.000%,

10/01/35

420,000‌

484,155‌

5.000%,

05/01/38

750,000‌

811,192‌

New

York

State

Environmental

Facilities

Corp.

Revenue

Bonds

5.000%

06/15/27,

Series

A

500,000‌

554,428‌

5.000%

06/15/31

265,000‌

275,341‌

New

York

State

Housing

Finance

Agency

Series

E

Revenue

Bonds

1.100%,

05/01/26

250,000‌

227,960‌

Municipal

Bonds

(continued)

Issue

Description

Principal

Amount

($)

Value

($)

New

York

State

Thruway

Authority

Revenue

Bonds

5.000%

01/01/29,

Series

B

200,000‌

229,306‌

5.000%

01/01/30,

Series

K

590,000‌

619,552‌

5.000%

01/01/31,

Series

K

160,000‌

166,614‌

4.000%

01/01/36,

Series

O

250,000‌

264,571‌

4.000%

01/01/38,

Series

B

150,000‌

151,959‌

New

York

Transportation

Development

Corp.

Revenue

Bonds

5.000%

01/01/31

200,000‌

208,135‌

3.000%

08/01/31

250,000‌

230,670‌

5.000%

12/01/32,

Series

A

180,000‌

193,235‌

5.000%

12/01/32,

Series

C

200,000‌

225,465‌

5.000%

01/01/34

175,000‌

181,263‌

5.000%

07/01/34,

Series

A-P3

500,000‌

508,858‌

5.000%

10/01/35

500,000‌

521,810‌

5.000%

01/01/36

150,000‌

153,920‌

5.000%

12/01/36,

Series

A

425,000‌

446,070‌

5.000%

10/01/40

1,000,000‌

1,021,639‌

4.000%

12/01/42,

Series

C

160,000‌

149,799‌

4.375%

10/01/45

2,750,000‌

2,604,458‌

Oneida

County

Local

Development

Corp.

Series

A

Revenue

Bonds

3.000%,

12/01/44

255,000‌

205,077‌

Port

Authority

of

New

York

&

New

Jersey

Revenue

Bonds

5.000%

09/15/25,

Series

207

115,000‌

121,243‌

5.000%

09/15/27,

Series

207

860,000‌

938,862‌

5.000%

09/15/29,

Series

207

800,000‌

877,690‌

5.000%

07/15/31,

Series

209

300,000‌

341,694‌

5.000%

09/15/31,

Series

207

500,000‌

547,732‌

3.250%

05/01/33,

Series

189

230,000‌

232,662‌

5.000%

10/15/33,

Series

194

440,000‌

470,794‌

5.000%

11/15/33,

Series

205

300,000‌

337,092‌

5.000%

07/15/35,

Series

222

870,000‌

1,000,247‌

5.000%

10/15/35,

Series

194

405,000‌

433,313‌

State

of

New

York

Mortgage

Agency

Revenue

Bonds

4.000%

04/01/31,

Series

248

500,000‌

509,085‌

1.900%

10/01/31,

Series

233

250,000‌

222,571‌

2.200%

10/01/36,

Series

239

560,000‌

433,001‌

Triborough

Bridge

&

Tunnel

Authority

Revenue

Bonds

0.000%

11/15/29,

Series

A

(a)

100,000‌

83,224‌

5.000%

11/15/31,

Series

A

485,000‌

525,558‌

5.000%

11/15/31,

Series

B

490,000‌

542,799‌

0.000%

11/15/32,

Series

B

(a)

220,000‌

164,157‌

5.000%

11/15/36,

Series

B

1,000,000‌

1,088,841‌

Total

New

York

47,159,522‌

North

Carolina

0.4%

Charlotte-Mecklenburg

Hospital

Authority

(The)

Revenue

Bonds

5.000%

01/15/34,

Series

A

215,000‌

231,001‌

5.000%

01/15/49,

Series

D

(Mandatory

Put

12/01/31)

205,000‌

242,207‌

PORTFOLIO

OF

INVESTMENTS

(continued)

Columbia

Multi-Sector

Municipal

Income

ETF

January

31,

2023

(Unaudited)

10

Columbia

Multi-Sector

Municipal

Income

ETF

|

First

Quarter

Report

2023

Municipal

Bonds

(continued)

Issue

Description

Principal

Amount

($)

Value

($)

North

Carolina

Municipal

Power

Agency

No

1

Series

A

Revenue

Bonds

5.000%,

01/01/28

240,000‌

257,609‌

North

Carolina

Turnpike

Authority

Revenue

Bonds

5.000%,

01/01/35

145,000‌

160,119‌

State

of

North

Carolina

Revenue

Bonds

5.000%,

03/01/30

300,000‌

347,012‌

Total

North

Carolina

1,237,948‌

North

Dakota

0.7%

City

of

Grand

Forks

Series

A

Revenue

Bonds

3.000%,

12/01/39

1,000,000‌

852,874‌

County

of

Ward,

Series

C

Revenue

Bonds

5.000%,

06/01/34

200,000‌

199,820‌

5.000%,

06/01/43

500,000‌

477,266‌

North

Dakota

Housing

Finance

Agency

Revenue

Bonds

2.250%

01/01/25,

Series

A

175,000‌

173,723‌

2.750%

07/01/27,

Series

A

185,000‌

184,138‌

3.550%

07/01/33,

Series

D

95,000‌

94,193‌

Total

North

Dakota

1,982,014‌

Ohio

2.7%

Akron

Bath

Copley

Joint

Township

Hospital

District

Revenue

Bonds

4.000%,

11/15/36

250,000‌

242,387‌

American

Municipal

Power,

Inc.

Revenue

Bonds

5.000%

02/15/33,

Series

C

830,000‌

953,260‌

5.000%

02/15/35,

Series

C

250,000‌

282,427‌

4.000%

02/15/36,

Series

A

385,000‌

398,595‌

City

of

Columbus

Series

A

4.000%,

08/15/27

380,000‌

397,352‌

City

of

Columbus

OH

Sewerage

Revenue

Revenue

Bonds

5.000%,

06/01/29

350,000‌

379,273‌

County

of

Allen

OH

Hospital

Facilities

Revenue

Series

A

Revenue

Bonds

5.000%,

11/01/43

115,000‌

117,061‌

Franklin

County

Convention

Facilities

Authority

Revenue

Bonds

5.000%,

12/01/44

200,000‌

200,094‌

Ohio

Housing

Finance

Agency

Series

K

Revenue

Bonds

3.200%,

09/01/36

70,000‌

68,536‌

Ohio

Turnpike

&

Infrastructure

Commission

Revenue

Bonds

5.000%

02/15/33,

Series

A

500,000‌

565,890‌

0.000%

02/15/34,

Series

A-4

(a)

285,000‌

339,347‌

0.000%

02/15/35,

Series

A-4

(a)

150,000‌

184,848‌

Municipal

Bonds

(continued)

Issue

Description

Principal

Amount

($)

Value

($)

Ohio

Water

Development

Authority,

Series

A

Revenue

Bonds

5.000%,

06/01/25

335,000‌

356,879‌

5.000%,

06/01/29

1,125,000‌

1,306,952‌

5.000%,

12/01/30

325,000‌

353,024‌

Ohio

Water

Development

Authority

Water

Pollution

Control

Loan

Fund

Series

A

Revenue

Bonds

5.000%,

06/01/28

430,000‌

481,713‌

Southeastern

Ohio

Port

Authority

Revenue

Bonds

5.500%,

12/01/43

135,000‌

131,240‌

State

of

Ohio

Revenue

Bonds

3.250%

01/01/35,

Series

A

130,000‌

130,426‌

3.250%

01/01/37,

Series

A

140,000‌

135,196‌

4.000%

01/01/46,

Series

B

575,000‌

575,500‌

State

of

Ohio

5.000%

09/15/28,

Series

B

195,000‌

224,611‌

Total

Ohio

7,824,611‌

Oklahoma

0.7%

Grand

River

Dam

Authority,

Series

A

Revenue

Bonds

5.000%,

06/01/28

185,000‌

202,781‌

5.000%,

06/01/30

200,000‌

219,191‌

5.000%,

06/01/31

525,000‌

574,139‌

Norman

Regional

Hospital

Authority

Revenue

Bonds

4.000%,

09/01/37

150,000‌

142,742‌

Oklahoma

Development

Finance

Authority

Series

B

Revenue

Bonds

5.000%,

08/15/38

500,000‌

475,057‌

Tulsa

County

Industrial

Authority

Revenue

Bonds

5.000%,

11/15/32

335,000‌

343,327‌

Total

Oklahoma

1,957,237‌

Oregon

1.1%

City

of

Eugene

OR

Electric

Utility

System

Revenue

Series

A

Revenue

Bonds

4.000%,

08/01/31

410,000‌

433,298‌

Medford

Hospital

Facilities

Authority,

Series

A

Revenue

Bonds

5.000%,

08/15/38

455,000‌

493,143‌

5.000%,

08/15/45

700,000‌

746,143‌

Oregon

Health

&

Science

University

Series

A

Revenue

Bonds

4.000%,

07/01/41

1,000,000‌

1,010,234‌

Salem

Hospital

Facility

Authority,

Series

A

Revenue

Bonds

5.000%,

05/15/34

200,000‌

220,145‌

4.000%,

05/15/41

240,000‌

240,446‌

Total

Oregon

3,143,409‌

PORTFOLIO

OF

INVESTMENTS

(continued)

Columbia

Multi-Sector

Municipal

Income

ETF

January

31,

2023

(Unaudited)

Columbia

Multi-Sector

Municipal

Income

ETF

|

First

Quarter

Report

2023

11

Municipal

Bonds

(continued)

Issue

Description

Principal

Amount

($)

Value

($)

Pennsylvania

5.9%

Allegheny

County

Hospital

Development

Authority,

Series

A

Revenue

Bonds

5.000%,

04/01/35

150,000‌

161,287‌

4.000%,

07/15/39

1,000,000‌

1,005,313‌

4.000%,

04/01/44

680,000‌

649,369‌

Allentown

Neighborhood

Improvement

Zone

Development

Authority

Revenue

Bonds

5.000%,

05/01/42

(b)

100,000‌

94,680‌

Cambria

County

General

Financing

Authority

Series

TT4

Revenue

Bonds

5.000%,

11/01/29

315,000‌

342,825‌

Chambersburg

Area

Municipal

Authority

Revenue

Bonds

5.500%,

10/01/33

150,000‌

150,096‌

Chester

County

Health

and

Education

Facilities

Authority

Revenue

Bonds

4.250%

11/01/32

100,000‌

88,103‌

4.000%

09/01/41,

Series

A

440,000‌

431,115‌

City

of

Philadelphia

PA

Airport

Revenue

Revenue

Bonds

5.000%,

07/01/36

250,000‌

273,282‌

Commonwealth

Financing

Authority

Series

A

Revenue

Bonds

5.000%,

06/01/33

1,000,000‌

1,056,032‌

Commonwealth

of

Pennsylvania

5.000%

01/01/26,

Series

1

260,000‌

280,135‌

5.000%

01/01/28,

Series

1

600,000‌

661,512‌

5.000%

09/15/28,

Series

2

200,000‌

219,050‌

5.000%

03/15/29,

Series

1

955,000‌

1,008,331‌

5.000%

03/15/31,

Series

1

340,000‌

357,776‌

4.000%

09/15/31

245,000‌

258,457‌

Cumberland

County

Municipal

Authority

Revenue

Bonds

4.000%,

01/01/33

45,000‌

43,641‌

Dauphin

County

General

Authority

Revenue

Bonds

5.000%,

10/15/34

(b)

100,000‌

98,542‌

Delaware

Valley

Regional

Finance

Authority

Revenue

Bonds

5.700%

07/01/27,

Series

B

110,000‌

123,900‌

5.500%

08/01/28,

Series

A

1,230,000‌

1,408,168‌

5.750%

07/01/32

100,000‌

123,508‌

Geisinger

Authority

Series

A-2

Revenue

Bonds

5.000%,

02/15/39

375,000‌

393,000‌

Hospitals

&

Higher

Education

Facilities

Authority

of

Philadelphia

(The)

Revenue

Bonds

5.000%,

07/01/33

100,000‌

104,358‌

Northampton

County

General

Purpose

Authority

Revenue

Bonds

4.000%,

11/01/34

315,000‌

325,453‌

Municipal

Bonds

(continued)

Issue

Description

Principal

Amount

($)

Value

($)

Pennsylvania

Higher

Educational

Facilities

Authority

Revenue

Bonds

4.000%,

08/15/44

500,000‌

490,264‌

Pennsylvania

Housing

Finance

Agency

Revenue

Bonds

3.200%

10/01/32,

Series

124B

500,000‌

492,582‌

3.650%

10/01/32,

Series

122

135,000‌

136,721‌

3.550%

10/01/33,

Series

127B

360,000‌

360,135‌

Pennsylvania

Turnpike

Commission

Revenue

Bonds

5.000%

06/01/28,

Series

B

465,000‌

502,349‌

5.000%

06/01/28,

Series

B-2

320,000‌

352,718‌

6.000%

12/01/30,

Series

E

760,000‌

862,201‌

6.250%

06/01/33,

Series

C

190,000‌

212,720‌

5.000%

06/01/36,

Series

B

1,000,000‌

1,066,568‌

Philadelphia

Authority

For

Industrial

Development

Revenue

Bonds

5.000%

10/01/27

300,000‌

332,073‌

5.000%

04/01/33,

Series

2015

225,000‌

237,289‌

5.000%

09/01/42,

Series

A

200,000‌

206,359‌

Pittsburgh

Water

&

Sewer

Authority

Revenue

Bonds

5.000%

09/01/26,

Series

A

130,000‌

141,519‌

5.000%

09/01/31,

Series

B

1,050,000‌

1,255,498‌

Redevelopment

Authority

of

the

City

of

Philadelphia

Series

A

Revenue

Bonds

5.000%,

04/15/31

475,000‌

498,018‌

State

Public

School

Building

Authority

Series

A

Revenue

Bonds

5.000%,

06/01/33

280,000‌

305,809‌

Total

Pennsylvania

17,110,756‌

Rhode

Island

0.5%

Rhode

Island

Commerce

Corp.

Series

B

Revenue

Bonds

5.000%,

06/15/31

865,000‌

939,895‌

Rhode

Island

Housing

&

Mortgage

Finance

Corp.

Series

76-A

Revenue

Bonds

2.350%,

10/01/36

500,000‌

413,260‌

Total

Rhode

Island

1,353,155‌

South

Carolina

1.2%

Piedmont

Municipal

Power

Agency

Series

A-2

Revenue

Bonds

0.000%,

01/01/29

(a)

120,000‌

100,013‌

South

Carolina

Jobs-Economic

Development

Authority

Revenue

Bonds

5.000%

07/01/32,

Series

C

300,000‌

331,035‌

5.000%

05/01/43,

Series

A

650,000‌

670,638‌

4.000%

12/01/44,

Series

A

200,000‌

197,569‌

PORTFOLIO

OF

INVESTMENTS

(continued)

Columbia

Multi-Sector

Municipal

Income

ETF

January

31,

2023

(Unaudited)

12

Columbia

Multi-Sector

Municipal

Income

ETF

|

First

Quarter

Report

2023

Municipal

Bonds

(continued)

Issue

Description

Principal

Amount

($)

Value

($)

South

Carolina

Public

Service

Authority,

Series

A

Revenue

Bonds

5.000%,

12/01/31

950,000‌

1,016,671‌

5.000%,

12/01/33

1,125,000‌

1,198,169‌

Total

South

Carolina

3,514,095‌

South

Dakota

0.8%

South

Dakota

Health

&

Educational

Facilities

Authority

Revenue

Bonds

5.000%

07/01/35

180,000‌

194,557‌

4.000%

07/01/37

150,000‌

151,349‌

5.000%

11/01/44,

Series

B

1,000,000‌

1,015,639‌

South

Dakota

Housing

Development

Authority

Revenue

Bonds

2.650%

11/01/27,

Series

F

500,000‌

494,521‌

3.400%

11/01/32,

Series

B

355,000‌

356,907‌

Total

South

Dakota

2,212,973‌

Tennessee

0.8%

Chattanooga

Health

Educational

&

Housing

Facility

Board

Series

A-1

Revenue

Bonds

4.000%,

08/01/36

105,000‌

104,535‌

City

of

Memphis,

Series

A

5.000%,

04/01/25

250,000‌

264,570‌

5.000%,

04/01/26

245,000‌

259,334‌

Memphis-Shelby

County

Industrial

Development

Board

Series

B

Revenue

Bonds

5.000%,

11/01/30

150,000‌

163,611‌

Metropolitan

Government

Nashville

&

Davidson

County

Health

&

Educational

Facs

Bd,

Series

A

Revenue

Bonds

5.000%,

07/01/35

150,000‌

157,262‌

5.000%,

07/01/46

1,000,000‌

1,024,255‌

Tennessee

Housing

Development

Agency

Revenue

Bonds

2.450%,

01/01/27

245,000‌

241,812‌

Total

Tennessee

2,215,379‌

Texas

9.4%

Alamo

Community

College

District

5.000%,

08/15/28

330,000‌

368,882‌

Austin

Convention

Enterprises,

Inc.

Series

B

Revenue

Bonds

5.000%,

01/01/32

250,000‌

246,902‌

Central

Texas

Turnpike

System

Revenue

Bonds

0.000%

08/15/28,

Series

A

(a)

150,000‌

127,194‌

0.000%

08/15/29,

Series

A

(a)

270,000‌

221,544‌

5.000%

08/15/33,

Series

C

225,000‌

232,783‌

5.000%

08/15/34,

Series

C

1,740,000‌

1,786,360‌

City

of

Austin

TX

Airport

System

Revenue

Revenue

Bonds

5.000%,

11/15/27

200,000‌

207,268‌

Municipal

Bonds

(continued)

Issue

Description

Principal

Amount

($)

Value

($)

City

of

Austin

TX

Water

&

Wastewater

System

Revenue

Revenue

Bonds

5.000%,

11/15/30

1,500,000‌

1,651,605‌

City

of

Dallas

5.000%,

02/15/26

330,000‌

338,684‌

City

of

Dallas

TX

Waterworks

&

Sewer

System

Revenue

Series

A

Revenue

Bonds

5.000%,

10/01/29

580,000‌

636,952‌

City

of

Garland

TX

Electric

Utility

System

Revenue

Revenue

Bonds

3.000%,

03/01/37

300,000‌

276,904‌

City

of

Houston

Series

A

5.000%,

03/01/26

355,000‌

383,146‌

City

of

Houston

TX

Airport

System

Revenue

Revenue

Bonds

5.000%

07/01/29

500,000‌

501,558‌

4.000%

07/15/41,

Series

B-1

450,000‌

404,037‌

City

of

Houston

TX

Combined

Utility

System

Revenue

Series

B

Revenue

Bonds

5.000%,

11/15/27

695,000‌

763,446‌

City

of

San

Antonio

TX

Electric

&

Gas

Systems

Revenue

Revenue

Bonds

5.000%

02/01/30

205,000‌

225,312‌

4.000%

02/01/32,

Series

B

1,000,000‌

1,114,670‌

5.000%

02/01/36

1,130,000‌

1,266,948‌

County

of

Harris

Series

A

5.000%,

10/01/25

225,000‌

241,299‌

Dallas

Fort

Worth

International

Airport

Revenue

Bonds

5.250%

11/01/30,

Series

A

225,000‌

228,969‌

4.000%

11/01/34

1,255,000‌

1,343,001‌

Fort

Bend

Independent

School

District

5.000%,

08/15/29

480,000‌

536,769‌

Harris

County

Cultural

Education

Facilities

Finance

Corp.

Revenue

Bonds

5.000%,

07/01/45

240,000‌

248,570‌

Harris

County-Houston

Sports

Authority

Series

A-3

Revenue

Bonds

0.000%,

11/15/32

(a)

200,000‌

115,910‌

Lower

Colorado

River

Authority

Revenue

Bonds

5.000%,

05/15/32

350,000‌

417,983‌

5.000%,

05/15/35

350,000‌

390,654‌

Matagorda

County

Navigation

District

No

1

Revenue

Bonds

5.125%,

11/01/28

315,000‌

343,335‌

PORTFOLIO

OF

INVESTMENTS

(continued)

Columbia

Multi-Sector

Municipal

Income

ETF

January

31,

2023

(Unaudited)

Columbia

Multi-Sector

Municipal

Income

ETF

|

First

Quarter

Report

2023

13

Municipal

Bonds

(continued)

Issue

Description

Principal

Amount

($)

Value

($)

New

Hope

Cultural

Education

Facilities

Finance

Corp.

Revenue

Bonds

5.000%

12/01/39,

Series

A-1

115,000‌

108,650‌

4.000%

08/15/40,

Series

A

225,000‌

226,047‌

North

East

Independent

School

District

5.250%,

02/01/29

150,000‌

174,489‌

North

Texas

Municipal

Water

District

Water

System

Revenue

Revenue

Bonds

5.000%,

09/01/28

250,000‌

267,612‌

North

Texas

Tollway

Authority

Revenue

Bonds

0.000%

01/01/28,

Series

D

(a)

230,000‌

199,107‌

5.000%

01/01/28,

Series

A

415,000‌

444,491‌

5.000%

01/01/29,

Series

A

250,000‌

267,605‌

5.000%

01/01/29,

Series

B

325,000‌

340,315‌

0.000%

01/01/30,

Series

D

(a)

500,000‌

407,667‌

5.000%

01/01/30,

Series

A

545,000‌

577,696‌

5.000%

01/01/31,

Series

A

850,000‌

908,643‌

0.000%

01/01/34,

Series

D

(a)

410,000‌

286,720‌

5.000%

01/01/36,

Series

A

370,000‌

399,496‌

Northeast

Higher

Education

Finance

Corp.

Series

B

Revenue

Bonds

5.000%,

08/15/40

110,000‌

107,487‌

Northside

Independent

School

District

(Mandatory

Put

06/1/25)

0.700%,

06/01/50

1,000,000‌

945,699‌

Port

Freeport

Revenue

Bonds

5.000%,

06/01/33

895,000‌

1,011,809‌

Round

Rock

Independent

School

District

Series

A

5.000%,

08/01/30

100,000‌

116,803‌

San

Antonio

Water

System,

Series

A

Revenue

Bonds

5.000%,

05/15/30

400,000‌

434,775‌

5.000%,

05/15/31

155,000‌

168,482‌

State

of

Texas,

Series

A

5.000%,

10/01/27

310,000‌

323,854‌

5.000%,

10/01/29

270,000‌

289,345‌

Tarrant

County

Cultural

Education

Facilities

Finance

Corp.

Revenue

Bonds

5.000%

07/01/32,

Series

B

120,000‌

132,323‌

5.000%

05/15/37

100,000‌

94,726‌

Tarrant

Regional

Water

District

Water

Supply

System

Revenue

Revenue

Bonds

5.000%,

03/01/29

225,000‌

237,466‌

Texas

Water

Development

Board,

Series

A

Revenue

Bonds

5.000%,

04/15/28

315,000‌

354,262‌

5.000%,

10/15/28

200,000‌

227,446‌

5.000%,

10/15/30

335,000‌

359,254‌

5.000%,

10/15/31

605,000‌

648,746‌

Trinity

River

Authority

Central

Regional

Wastewater

System

Revenue

Revenue

Bonds

5.000%,

08/01/28

750,000‌

837,647‌

Municipal

Bonds

(continued)

Issue

Description

Principal

Amount

($)

Value

($)

5.000%,

08/01/30

550,000‌

636,816‌

3.000%,

08/01/31

985,000‌

999,530‌

Total

Texas

27,155,693‌

Utah

1.0%

City

of

Salt

Lake

City

UT

Airport

Revenue,

Series

A

Revenue

Bonds

5.000%,

07/01/30

100,000‌

109,198‌

5.000%,

07/01/35

500,000‌

530,828‌

5.000%,

07/01/37

1,215,000‌

1,274,721‌

Intermountain

Power

Agency

Series

A

Revenue

Bonds

5.000%,

07/01/35

700,000‌

820,829‌

Total

Utah

2,735,576‌

Virginia

0.3%

Fairfax

County

Industrial

Development

Authority

Series

A

Revenue

Bonds

5.000%,

05/15/44

225,000‌

228,956‌

Virginia

Resources

Authority

Clean

Water

Revolving

Fund

Series

B

Revenue

Bonds

4.000%,

10/01/27

185,000‌

190,337‌

Virginia

Small

Business

Financing

Authority

Revenue

Bonds

5.250%,

10/01/29

165,000‌

171,429‌

4.000%,

01/01/37

250,000‌

240,377‌

Total

Virginia

831,099‌

Washington

2.1%

City

of

Seattle

WA

Water

System

Revenue

Revenue

Bonds

5.000%,

05/01/27

1,500,000‌

1,592,060‌

County

of

King

4.000%,

07/01/30

250,000‌

268,339‌

County

of

King

WA

Sewer

Revenue

Series

B

Revenue

Bonds

5.000%,

07/01/27

235,000‌

255,413‌

King

County

School

District

No

405

Bellevue

5.000%,

12/01/25

500,000‌

538,298‌

Port

of

Seattle

Revenue

Bonds

5.000%,

04/01/36

200,000‌

215,180‌

State

of

Washington

5.000%

07/01/28,

Series

R-2015-C

150,000‌

157,861‌

4.000%

07/01/29,

Series

R-2022D

1,000,000‌

1,110,225‌

5.000%

07/01/29,

Series

B

210,000‌

226,674‌

5.000%

07/01/30,

Series

R-2015E

200,000‌

210,377‌

Washington

Health

Care

Facilities

Authority

Revenue

Bonds

5.000%

08/01/38,

Series

A-2

150,000‌

159,030‌

5.000%

10/01/38,

Series

D

350,000‌

358,701‌

PORTFOLIO

OF

INVESTMENTS

(continued)

Columbia

Multi-Sector

Municipal

Income

ETF

January

31,

2023

(Unaudited)

14

Columbia

Multi-Sector

Municipal

Income

ETF

|

First

Quarter

Report

2023

Notes

to

Portfolio

of

Investments

Municipal

Bonds

(continued)

Issue

Description

Principal

Amount

($)

Value

($)

5.000%

08/15/45,

Series

A

425,000‌

432,036‌

5.000%

09/01/45

300,000‌

318,294‌

Washington

State

Convention

Center

Public

Facilities

District

Revenue

Bonds

4.000%,

07/01/32

210,000‌

212,536‌

Washington

State

Housing

Finance

Commission

Series

A

Revenue

Bonds

5.000%,

01/01/34

(b)

100,000‌

90,951‌

Total

Washington

6,145,975‌

Wisconsin

1.3%

Public

Finance

Authority,

Series

A

Revenue

Bonds

5.000%,

06/01/40

200,000‌

206,220‌

4.000%,

01/01/45

200,000‌

190,445‌

State

of

Wisconsin

5.000%

05/01/27

240,000‌

254,771‌

Municipal

Bonds

(continued)

Issue

Description

Principal

Amount

($)

Value

($)

5.000%

05/01/28,

Series

4

450,000‌

471,565‌

5.000%

11/01/28,

Series

2

500,000‌

544,140‌

Wisconsin

Health

&

Educational

Facilities

Authority

Revenue

Bonds

4.250%

07/01/33,

Series

B

200,000‌

166,724‌

4.000%

04/01/39,

Series

A

1,450,000‌

1,437,500‌

3.500%

02/15/46,

Series

A

405,000‌

331,255‌

Total

Wisconsin

3,602,620‌

Total

Municipal

Bonds

(Cost

$293,930,272)

285,882,498‌

Money

Market

Funds

0

.0

%

Shares

Value

($)

Dreyfus

Tax

Exempt

Cash

Management

Fund,

Institutional

Shares

1.662%

(c)

84,595‌

84,578‌

Total

Money

Market

Funds

(Cost

$84,578)

84,578‌

Total

Investments

in

Securities

(Cost

$294,014,850)

285,967,076‌

Other

Assets

&

Liabilities,

Net

2,790,712‌

Net

Assets

288,757,788‌

(a)

Zero

coupon

bond.

(b)

Represents

privately

placed

and

other

securities

and

instruments

exempt

from

Securities

and

Exchange

Commission

registration

(collectively,

private

placements),

such

as

Section

4(a)(2)

and

Rule

144A

eligible

securities,

which

are

often

sold

only

to

qualified

institutional

buyers.

At

January

31,

2023,

the

total

value

of

these

securities

amounted

to

$1,852,052,

which

represents

0.64%

of

total

net

assets.

(c)

The

rate

shown

is

the

seven-day

current

annualized

yield

at

January

31,

2023.

Investments

are

valued

using

policies

described

in

the

Notes

to

Financial

Statements

in

the

most

recent

shareholder

report.

1QT303_10_N01_(03/23)

You

may

at

any

time

request,

free

of

charge,

to

receive

a

paper

copy

of

this

report

by

calling

800.345.6611.