0000950170-24-037472.txt : 20240327
0000950170-24-037472.hdr.sgml : 20240327
20240327195057
ACCESSION NUMBER: 0000950170-24-037472
CONFORMED SUBMISSION TYPE: 3
PUBLIC DOCUMENT COUNT: 1
CONFORMED PERIOD OF REPORT: 20240327
FILED AS OF DATE: 20240327
DATE AS OF CHANGE: 20240327
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: ARCH Venture Fund IX, L.P.
CENTRAL INDEX KEY: 0001666306
ORGANIZATION NAME:
STATE OF INCORPORATION: DE
FISCAL YEAR END: 1231
FILING VALUES:
FORM TYPE: 3
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-41989
FILM NUMBER: 24792791
BUSINESS ADDRESS:
STREET 1: 8755 W. HIGGINS ROAD, SUITE 1025
CITY: CHICAGO
STATE: IL
ZIP: 60631
BUSINESS PHONE: 773-380-6600
MAIL ADDRESS:
STREET 1: 8755 W. HIGGINS ROAD, SUITE 1025
CITY: CHICAGO
STATE: IL
ZIP: 60631
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: ARCH Venture Fund IX Overage, L.P.
CENTRAL INDEX KEY: 0001666307
ORGANIZATION NAME:
STATE OF INCORPORATION: DE
FISCAL YEAR END: 1231
FILING VALUES:
FORM TYPE: 3
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-41989
FILM NUMBER: 24792790
BUSINESS ADDRESS:
STREET 1: 8725 W. HIGGINS ROAD, SUITE 290
CITY: CHICAGO
STATE: IL
ZIP: 60631
BUSINESS PHONE: 773-380-6600
MAIL ADDRESS:
STREET 1: 8725 W. HIGGINS ROAD, SUITE 290
CITY: CHICAGO
STATE: IL
ZIP: 60631
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: ARCH Venture Partners IX Overage, L.P.
CENTRAL INDEX KEY: 0001723172
ORGANIZATION NAME:
STATE OF INCORPORATION: DE
FISCAL YEAR END: 1231
FILING VALUES:
FORM TYPE: 3
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-41989
FILM NUMBER: 24792787
BUSINESS ADDRESS:
STREET 1: 8755 W. HIGGINS ROAD
STREET 2: SUITE 1025
CITY: CHICAGO
STATE: IL
ZIP: 60631
BUSINESS PHONE: 773-380-6600
MAIL ADDRESS:
STREET 1: 8755 W. HIGGINS ROAD
STREET 2: SUITE 1025
CITY: CHICAGO
STATE: IL
ZIP: 60631
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: ARCH Venture Partners IX, L.P.
CENTRAL INDEX KEY: 0001723173
ORGANIZATION NAME:
STATE OF INCORPORATION: DE
FISCAL YEAR END: 1231
FILING VALUES:
FORM TYPE: 3
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-41989
FILM NUMBER: 24792788
BUSINESS ADDRESS:
STREET 1: 8755 W. HIGGINS ROAD
STREET 2: SUITE 1025
CITY: CHICAGO
STATE: IL
ZIP: 60631
BUSINESS PHONE: 773-380-6600
MAIL ADDRESS:
STREET 1: 8755 W. HIGGINS ROAD
STREET 2: SUITE 1025
CITY: CHICAGO
STATE: IL
ZIP: 60631
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: ARCH Venture Partners IX, LLC
CENTRAL INDEX KEY: 0001723174
ORGANIZATION NAME:
STATE OF INCORPORATION: DE
FISCAL YEAR END: 1231
FILING VALUES:
FORM TYPE: 3
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-41989
FILM NUMBER: 24792785
BUSINESS ADDRESS:
STREET 1: 8755 W. HIGGINS ROAD
STREET 2: SUITE 1025
CITY: CHICAGO
STATE: IL
ZIP: 60631
BUSINESS PHONE: 773-380-6600
MAIL ADDRESS:
STREET 1: 8755 W. HIGGINS ROAD
STREET 2: SUITE 1025
CITY: CHICAGO
STATE: IL
ZIP: 60631
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: ARCH Venture Fund X Overage, L.P.
CENTRAL INDEX KEY: 0001757017
ORGANIZATION NAME:
STATE OF INCORPORATION: DE
FISCAL YEAR END: 1231
FILING VALUES:
FORM TYPE: 3
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-41989
FILM NUMBER: 24792789
BUSINESS ADDRESS:
STREET 1: 8755 W. HIGGINS ROAD, SUITE 1025
CITY: CHICAGO
STATE: IL
ZIP: 60631
BUSINESS PHONE: 773-380-6600
MAIL ADDRESS:
STREET 1: 8755 W. HIGGINS ROAD, SUITE 1025
CITY: CHICAGO
STATE: IL
ZIP: 60631
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: ARCH Venture Partners X Overage, L.P.
CENTRAL INDEX KEY: 0001768905
ORGANIZATION NAME:
STATE OF INCORPORATION: DE
FISCAL YEAR END: 1231
FILING VALUES:
FORM TYPE: 3
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-41989
FILM NUMBER: 24792786
BUSINESS ADDRESS:
STREET 1: 8755 W. HIGGINS ROAD, SUITE 1025
CITY: CHICAGO
STATE: IL
ZIP: 60631
BUSINESS PHONE: 773-380-6600
MAIL ADDRESS:
STREET 1: 8755 W. HIGGINS ROAD, SUITE 1025
CITY: CHICAGO
STATE: IL
ZIP: 60631
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: ARCH Venture Partners X, LLC
CENTRAL INDEX KEY: 0001769012
ORGANIZATION NAME:
STATE OF INCORPORATION: DE
FISCAL YEAR END: 1231
FILING VALUES:
FORM TYPE: 3
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-41989
FILM NUMBER: 24792784
BUSINESS ADDRESS:
STREET 1: 8755 W. HIGGINS ROAD, SUITE 1025
CITY: CHICAGO
STATE: IL
ZIP: 60631
BUSINESS PHONE: 773-380-6600
MAIL ADDRESS:
STREET 1: 8755 W. HIGGINS ROAD, SUITE 1025
CITY: CHICAGO
STATE: IL
ZIP: 60631
ISSUER:
COMPANY DATA:
COMPANY CONFORMED NAME: Boundless Bio, Inc.
CENTRAL INDEX KEY: 0001782303
STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834]
ORGANIZATION NAME: 03 Life Sciences
IRS NUMBER: 830751369
STATE OF INCORPORATION: DE
FISCAL YEAR END: 1231
BUSINESS ADDRESS:
STREET 1: 9880 CAMPUS POINT DRIVE
STREET 2: SUITE 120
CITY: SAN DIEGO
STATE: CA
ZIP: 92121
BUSINESS PHONE: (858) 766-9912
MAIL ADDRESS:
STREET 1: 9880 CAMPUS POINT DRIVE
STREET 2: SUITE 120
CITY: SAN DIEGO
STATE: CA
ZIP: 92121
3
1
ownership.xml
3
X0206
3
2024-03-27
0
0001782303
Boundless Bio, Inc.
BOLD
0001666306
ARCH Venture Fund IX, L.P.
8755 WEST HIGGINS ROAD, SUITE 1025
CHICAGO
IL
60631
false
false
true
false
0001666307
ARCH Venture Fund IX Overage, L.P.
8755 WEST HIGGINS ROAD, SUITE 1025
CHICAGO
IL
60631
false
false
true
false
0001757017
ARCH Venture Fund X Overage, L.P.
8755 WEST HIGGINS ROAD, SUITE 1025
CHICAGO
IL
60631
false
false
true
false
0001723173
ARCH Venture Partners IX, L.P.
8755 WEST HIGGINS ROAD, SUITE 1025
CHICAGO
IL
60631
false
false
true
false
0001723172
ARCH Venture Partners IX Overage, L.P.
8755 WEST HIGGINS ROAD, SUITE 1025
CHICAGO
IL
60631
false
false
true
false
0001768905
ARCH Venture Partners X Overage, L.P.
8755 WEST HIGGINS ROAD, SUITE 1025
CHICAGO
IL
60631
false
false
true
false
0001723174
ARCH Venture Partners IX, LLC
8755 WEST HIGGINS ROAD, SUITE 1025
CHICAGO
IL
60631
false
false
true
false
0001769012
ARCH Venture Partners X, LLC
8755 WEST HIGGINS ROAD, SUITE 1025
CHICAGO
IL
60631
false
false
true
false
Common Stock
27349
I
See footnotes
Common Stock
41025
I
See footnotes
Series A Convertible Preferred Stock
Common Stock
424908
I
See footnotes
Series A Convertible Preferred Stock
Common Stock
586080
I
See footnotes
Series A Convertible Preferred Stock
Common Stock
454212
I
See footnotes
Series B Convertible Preferred Stock
Common Stock
227920
I
See footnotes
Series C Convertible Preferred Stock
Common Stock
164835
I
See footnotes
Series C Convertible Preferred Stock
Common Stock
201465
I
See footnotes
Series C Convertible Preferred Stock
Common Stock
366301
I
See footnotes
Represents shares held directly by ARCH Venture Fund IX, L.P. (ARCH IX). ARCH Venture Partners IX, L.P. (AVP IX LP) is the sole general partner of ARCH IX.
Represents shares held directly by ARCH Venture Fund IX Overage, L.P. (ARCH IX Overage). ARCH Venture Partners IX Overage, L.P. (AVP IX Overage LP) is the sole general partner of ARCH IX Overage.
ARCH Venture Partners IX, LLC (AVP IX LLC) is the sole general partner of each of AVP IX LP and AVP IX Overage LP. Keith Crandell, Robert Nelsen and Clinton Bybee are managing directors of AVP IX LLC (the AVP IX MDs). AVP IX LP and AVP IX Overage LP may be deemed to beneficially own the shares held by ARCH IX and ARCH IX Overage, respectively, AVP IX LLC may be deemed to beneficially own the shares held by ARCH IX and ARCH IX Overage, and each of the AVP IX MDs may be deemed to share the power to direct the disposition and vote of the shares held by ARCH IX and ARCH IX Overage. AVP IX LP, AVP IX Overage LP, AVP IX LLC, and the AVP IX MDs each disclaim beneficial ownership except to to the extent of any pecuniary interest therein, if any.
Represents shares held directly by ARCH Venture Fund X Overage, L.P. (ARCH X Overage). ARCH Venture Partners X Overage, L.P. (AVP X Overage LP) is the sole general partner of ARCH X Overage.
ARCH Venture Partners X, LLC (AVP X LLC) is the sole general partner of AVP X Overage LP. Keith Crandell, Robert Nelsen and Steven Gillis are members of the investment committee of AVP X LLC (the AVP X Committee Members). AVP X Overage LP may be deemed to beneficially own the shares held by ARCH X Overage, AVP X LLC may be deemed to beneficially own the shares held by ARCH X Overage, and each of the AVP X Committee Members may be deemed to share the power to direct the disposition and vote of the shares held by ARCH X Overage. AVP X Overage LP, AVP X LLC, and the AVP X Committee Members each disclaim beneficial ownership except to the extent of any pecuniary interest therein., if any.
Each share of the Issuer's preferred stock is convertible into shares of the Issuer's common stock at the holder's election and has no expiration date. The preferred stock will automatically convert into common stock upon the closing of the Issuer's initial public offering.
This Form 3 is one of two reports relating to the same transaction being filed jointly by ARCH IX, AVP IX LP, ARCH IX Overage, AVP IX Overage LP, AVP IX LLC, ARCH X Overage, AVP X Overage LP, AVP X LLC, Robert Nelsen, Keith Crandell, Steve Gillis and Clint Bybee (collectively, the "Reporting Persons"). Kristina Burow is filing her own Form 3 separately.
/s/ ARCH Venture Fund X Overage, L.P., By: ARCH Venture Partners X Overage, L.P., its General Partner, By: ARCH Venture Partners X, LLC, its General Partner, By: Mark McDonnell, attorney in-fact
2024-03-27
/s/ ARCH Venture Fund IX, L.P., By: ARCH Venture Partners IX, L.P., its General Partner, By: ARCH Venture Partners IX, LLC, its General Partner, By: Mark McDonnell, attorney in-fact
2024-03-27
/s/ ARCH Venture Fund IX Overage, L.P., By: ARCH Venture Partners IX Overage, L.P., its General Partner, By: ARCH Venture Partners IX, LLC, its General Partner, By: Mark McDonnell attorney in-fact
2024-03-27
/s/ ARCH Venture Partners X Overage, L.P., its General Partner, By: ARCH Venture Partners X, LLC, its General Partner, By: Mark McDonnell, attorney in-fact
2024-03-27
/s/ ARCH Venture Partners X, LLC, its General Partner, By: Mark McDonnell, attorney in-fact
2024-03-27
/s/ ARCH Venture Partners IX, L.P., its General Partner, By: ARCH Venture Partners IX, LLC, its General Partner, By: Mark McDonnell, attorney in-fact
2024-03-27
/s/ ARCH Venture Partners IX Overage, L.P., its General Partner, By: ARCH Venture Partners IX, LLC, its General Partner, By: Mark McDonnell, attorney in-fact
2024-03-27
/s/ ARCH Venture Partners IX, LLC, its General Partner, By: Mark McDonnell, attorney in-fact
2024-03-27