*
|
The remainder of this cover page shall be filled out for a reporting person’s initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter disclosures provided in a prior cover page.
|
CUSIP No. 89385X 105
|
13G
|
Page 2 of 14 Pages
|
1
|
NAMES OF REPORTING PERSONS.
Advanced Technology Ventures VII, L.P.
|
|
|||
2
|
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
(a) ☐ (b) ☒
|
||||
3
|
SEC USE ONLY
|
||||
4
|
CITIZENSHIP OR PLACE OF ORGANIZATION
Delaware
|
||||
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH |
5
|
SOLE VOTING POWER
|
|||
0 shares
|
|||||
6
|
SHARED VOTING POWER
|
||||
0 shares
|
|||||
7
|
SOLE DISPOSITIVE POWER
|
||||
0 shares
|
|||||
8
|
SHARED DISPOSITIVE POWER
|
||||
0 shares
|
|||||
9
|
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
0 shares
|
||||
10
|
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW 9 EXCLUDES CERTAIN SHARES*
☐
|
||||
11
|
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
0.0%
|
||||
12
|
TYPE OF REPORTING PERSON*
PN
|
CUSIP No. 89385X 105
|
13G
|
Page 3 of 14 Pages
|
1
|
NAMES OF REPORTING PERSONS
Advanced Technology Ventures VII (B), L.P.
|
|
|||
2
|
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
(a) ☐ (b) ☒
|
||||
3
|
SEC USE ONLY
|
||||
4
|
CITIZENSHIP OR PLACE OF ORGANIZATION
Delaware
|
||||
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH |
5
|
SOLE VOTING POWER
|
|||
0 shares
|
|||||
6
|
SHARED VOTING POWER
|
||||
0 shares
|
|||||
7
|
SOLE DISPOSITIVE POWER
|
||||
0 shares
|
|||||
8
|
SHARED DISPOSITIVE POWER
|
||||
0 shares
|
|||||
9
|
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
0 shares
|
||||
10
|
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW 9 EXCLUDES CERTAIN SHARES*
☐
|
||||
11
|
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
0.0%
|
||||
12
|
TYPE OF REPORTING PERSON*
PN
|
CUSIP No. 89385X 105
|
13G
|
Page 4 of 14 Pages
|
1
|
NAMES OF REPORTING PERSONS
Advanced Technology Ventures VII (C), L.P.
|
|
|||
2
|
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
(a) ☐ (b) ☒
|
||||
3
|
SEC USE ONLY
|
||||
4
|
CITIZENSHIP OR PLACE OF ORGANIZATION
Delaware
|
||||
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH |
5
|
SOLE VOTING POWER
|
|||
0 shares
|
|||||
6
|
SHARED VOTING POWER
|
||||
0 shares
|
|||||
7
|
SOLE DISPOSITIVE POWER
|
||||
0 shares
|
|||||
8
|
SHARED DISPOSITIVE POWER
|
||||
0 shares
|
|||||
9
|
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
0 shares
|
||||
10
|
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW 9 EXCLUDES CERTAIN SHARES*
☐
|
||||
11
|
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
0.0%
|
||||
12
|
TYPE OF REPORTING PERSON*
PN
|
CUSIP No. 89385X 105
|
13G
|
Page 5 of 14 Pages
|
1
|
NAMES OF REPORTING PERSONS I.R.S.
ATV Entrepreneurs VII, L.P.
|
|
|||
2
|
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
(a) ☐ (b) ☒
|
||||
3
|
SEC USE ONLY
|
||||
4
|
CITIZENSHIP OR PLACE OF ORGANIZATION
Delaware
|
||||
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH |
5
|
SOLE VOTING POWER
|
|||
0 shares
|
|||||
6
|
SHARED VOTING POWER
|
||||
0 shares
|
|||||
7
|
SOLE DISPOSITIVE POWER
|
||||
0 shares
|
|||||
8
|
SHARED DISPOSITIVE POWER
|
||||
0 shares
|
|||||
9
|
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
0 shares
|
||||
10
|
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW 9 EXCLUDES CERTAIN SHARES*
☐
|
||||
11
|
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
0.0%
|
||||
12
|
TYPE OF REPORTING PERSON*
PN
|
CUSIP No. 89385X 105
|
13G
|
Page 6 of 14 Pages
|
1
|
NAMES OF REPORTING PERSONS
ATV Associates VII, L.L.C.
|
|
|||
2
|
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
(a) ☐ (b) ☒
|
||||
3
|
SEC USE ONLY
|
||||
4
|
CITIZENSHIP OR PLACE OF ORGANIZATION
Delaware
|
||||
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH |
5
|
SOLE VOTING POWER
|
|||
0 shares
|
|||||
6
|
SHARED VOTING POWER
|
||||
0 shares
|
|||||
7
|
SOLE DISPOSITIVE POWER
|
||||
0 shares
|
|||||
8
|
SHARED DISPOSITIVE POWER
|
||||
0 shares
|
|||||
9
|
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
0 shares
|
||||
10
|
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW 9 EXCLUDES CERTAIN SHARES*
☐
|
||||
11
|
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
0.0%
|
||||
12
|
TYPE OF REPORTING PERSON*
OO
|
CUSIP No. 89385X 105
|
13G
|
Page 7 of 14 Pages
|
1
|
NAMES OF REPORTING PERSONS
ATV Alliance 2002, L.P.
|
|
|||
2
|
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
(a) ☐ (b) ☒
|
||||
3
|
SEC USE ONLY
|
||||
4
|
CITIZENSHIP OR PLACE OF ORGANIZATION
Delaware
|
||||
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH |
5
|
SOLE VOTING POWER
|
|||
0 shares
|
|||||
6
|
SHARED VOTING POWER
|
||||
0 shares
|
|||||
7
|
SOLE DISPOSITIVE POWER
|
||||
0 shares
|
|||||
8
|
SHARED DISPOSITIVE POWER
|
||||
0 shares
|
|||||
9
|
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
0 shares
|
||||
10
|
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW 9 EXCLUDES CERTAIN SHARES*
☐
|
||||
11
|
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
0.0%
|
||||
12
|
TYPE OF REPORTING PERSON*
PN
|
CUSIP No. 89385X 105
|
13G
|
Page 8 of 14 Pages
|
1
|
NAMES OF REPORTING PERSONS
ATV Alliance Associates, L.L.C.
|
|
|||
2
|
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
(a) ☐ (b) ☒
|
||||
3
|
SEC USE ONLY
|
||||
4
|
CITIZENSHIP OR PLACE OF ORGANIZATION
Delaware
|
||||
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH |
5
|
SOLE VOTING POWER
|
|||
0 shares
|
|||||
6
|
SHARED VOTING POWER
|
||||
0 shares
|
|||||
7
|
SOLE DISPOSITIVE POWER
|
||||
0 shares
|
|||||
8
|
SHARED DISPOSITIVE POWER
|
||||
0 shares
|
|||||
9
|
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
0 shares
|
||||
10
|
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW 9 EXCLUDES CERTAIN SHARES*
☐
|
||||
11
|
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
0.0%
|
||||
12
|
TYPE OF REPORTING PERSON*
OO
|
CUSIP No. 89385X 105
|
13G
|
Page 9 of 14 Pages
|
CUSIP No. 89385X 105
|
13G
|
Page 10 of 14 Pages
|
ATV Entity
|
|
Shares
Held Directly |
|
Sole
Voting Power |
|
Shared
Voting Power |
|
Sole
Dispositive Power |
|
Shared
Dispositive Power |
|
Beneficial
Ownership |
|
Percentage
of Class |
||||||||||||||
Advanced Technology Ventures VII, L.P.
|
|
0
|
|
|
0
|
|
|
0
|
|
|
0
|
|
|
0
|
|
|
0
|
|
|
0.0
|
%
|
|||||||
Advanced Technology Ventures VII (B), L.P.
|
|
0
|
|
|
0
|
|
|
0
|
|
|
0
|
|
|
0
|
|
|
0
|
|
|
0.0
|
%
|
|||||||
Advanced Technology Ventures VII (C), L.P.
|
|
0
|
|
|
0
|
|
|
0
|
|
|
0
|
|
|
0
|
|
|
0
|
|
|
0.0
|
%
|
|||||||
ATV Entrepreneurs VII, L.P.
|
|
0
|
|
|
0
|
|
|
0
|
|
|
0
|
|
|
0
|
|
|
0
|
|
|
0.0
|
%
|
|||||||
ATV Alliance 2002, L.P.
|
|
0
|
|
|
0
|
|
|
0
|
|
|
0
|
|
|
0
|
|
|
0
|
|
|
0.0
|
%
|
|||||||
ATV Associates VII, L.L.C.
|
|
0
|
|
|
0
|
|
|
0
|
|
|
0
|
|
|
0
|
|
|
0
|
|
|
0.0
|
%
|
|||||||
ATV Alliance Associates, L.L.C.
|
|
0
|
|
|
0
|
|
|
0
|
|
|
0
|
|
|
0
|
|
|
0
|
|
|
0.0
|
%
|
CUSIP No. 89385X 105
|
13G
|
Page 11 of 14 Pages
|
CUSIP No. 89385X 105
|
13G
|
Page 12 of 14 Pages
|
By:
|
ATV Associates VII, L.L.C., its General Partner
|
||
By:
|
/s/ William C. Wiberg
|
||
Name:
|
William C. Wiberg
|
||
Title:
|
Managing Director
|
||
ADVANCED TECHNOLOGY VENTURES VII (B), L.P.
|
|||
By:
|
ATV Associates VII, L.L.C., its General Partner
|
||
By:
|
/s/ William C. Wiberg
|
||
Name:
|
William C. Wiberg
|
||
Title:
|
Managing Director
|
||
ADVANCED TECHNOLOGY VENTURES VII (C), L.P.
|
|||
By:
|
ATV Associates VII, L.L.C., its General Partner
|
||
By:
|
/s/ William C. Wiberg
|
||
Name:
|
William C. Wiberg
|
||
Title:
|
Managing Director
|
||
ATV ENTREPRENEURS VII, L.P.
|
|||
By:
|
ATV Associates VII, L.L.C., its General Partner
|
||
By:
|
/s/ William C. Wiberg
|
||
Name:
|
William C. Wiberg
|
||
Title:
|
Managing Director
|
||
ATV ALLIANCE 2002, L.P.
|
|||
By:
|
ATV Alliance Associates, L.L.C.
|
||
By:
|
/s/ William C. Wiberg
|
||
Name:
|
William C. Wiberg
|
||
Title:
|
Member Representative
|
||
ATV ASSOCIATES VII, L.L.C.
|
|||
By:
|
/s/ William C. Wiberg
|
|
|
Name:
|
William C. Wiberg
|
||
Title:
|
Managing Director
|
CUSIP No. 89385X 105
|
13G
|
Page 13 of 14 Pages
|
ATV ALLIANCE ASSOCIATES, L.L.C.
|
||
By:
|
/s/ William C. Wiberg
|
|
Name:
|
William C. Wiberg
|
|
Title:
|
Member Representative
|
CUSIP No. 89385X 105
|
13G
|
Page 14 of 14 Pages
|