Sec Form 13D Filing - ARCH Venture Fund XII, L.P. filing for METASOURCE GROUP INC (MTSR) - 2025-02-10

Insider filing report for Changes in Beneficial Ownership

  • Schedule 13G & 13D forms are used to report a party's ownership of stock which exceeds 5% of a company's total stock issue.
  • Schedule 13G is a shorter version of Schedule 13D with fewer reporting requirements.
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If the filing person has previously filed a statement on Schedule 13G to report the acquisition that is the subject of this Schedule 13D, and is filing this schedule because of §§ 240.13d-1(e), 240.13d-1(f) or 240.13d-1(g), check the following box. Checkbox not checked

The information required on the remainder of this cover page shall not be deemed to be “filed” for the purpose of Section 18 of the Securities Exchange Act of 1934 (“Act”) or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).






SCHEDULE 13D





SCHEDULE 13D





SCHEDULE 13D





SCHEDULE 13D





SCHEDULE 13D





SCHEDULE 13D





SCHEDULE 13D





SCHEDULE 13D





SCHEDULE 13D





SCHEDULE 13D





SCHEDULE 13D





SCHEDULE 13D

 
ARCH Venture Fund XII, L.P.
 
Signature:ARCH Venture Partners XII, L.P.
Name/Title:its General Partner
Date:02/10/2025
 
Signature:ARCH Venture Partners XII, LLC
Name/Title:its General Partner
Date:02/10/2025
 
Signature:/s/ Mark McDonnell
Name/Title:** Mark McDonnell, as Attorney-in-Fact for Robert Nelsen, Managing Director
Date:02/10/2025
 
ARCH Venture Partners XII, L.P.
 
Signature:ARCH Venture Partners XII, LLC
Name/Title:its General Partner
Date:02/10/2025
 
Signature:/s/ Mark McDonnell
Name/Title:** Mark McDonnell, as Attorney-in-Fact for Robert Nelsen, Managing Director
Date:02/10/2025
 
ARCH Venture Partners XII, LLC
 
Signature:/s/ Mark McDonnell
Name/Title:** Mark McDonnell, as Attorney-in-Fact for Robert Nelsen, Managing Director
Date:02/10/2025
 
ARCH Venture Fund XIII, L.P.
 
Signature:ARCH Venture Partners XIII, L.P.
Name/Title:its General Partner
Date:02/10/2025
 
Signature:ARCH Venture Partners XIII, LLC
Name/Title:its General Partner
Date:02/10/2025
 
Signature:/s/ Mark McDonnell
Name/Title:** Mark McDonnell, as Attorney-in-Fact for Keith Crandell, Managing Director
Date:02/10/2025
 
ARCH Venture Partners XIII, L.P.
 
Signature:ARCH Venture Partners XIII, LLC
Name/Title:its General Partner
Date:02/10/2025
 
Signature:/s/ Mark McDonnell
Name/Title:** Mark McDonnell, as Attorney-in-Fact for Keith Crandell, Managing Director
Date:02/10/2025
 
ARCH Venture Partners XIII, LLC
 
Signature:/s/ Mark McDonnell
Name/Title:** Mark McDonnell, as Attorney-in-Fact for Keith Crandell, Managing Director
Date:02/10/2025
 
Kristina Burow
 
Signature:/s/ Mark McDonnell
Name/Title:** Mark McDonnell, as Attorney-in-Fact for Kristina Burow
Date:02/10/2025
 
Keith Crandell
 
Signature:/s/ Mark McDonnell
Name/Title:** Mark McDonnell, as Attorney-in-Fact for Keith Crandell
Date:02/10/2025
 
Steven Gillis
 
Signature:/s/ Mark McDonnell
Name/Title:** Mark McDonnell, as Attorney-in-Fact for Steven Gillis
Date:02/10/2025
 
Robert Nelsen
 
Signature:/s/ Mark McDonnell
Name/Title:** Mark McDonnell, as Attorney-in-Fact for Robert Nelsen
Date:02/10/2025
 
Paul Berns
 
Signature:/s/ Mark McDonnell
Name/Title:** Mark McDonnell, as Attorney-in-Fact for Paul Berns
Date:02/10/2025
Comments accompanying signature:
** This Schedule 13D was executed by Mark McDonnell pursuant to a Power of Attorney filed as Exhibit 24.4 to the Form 3 relating to the beneficial ownership of shares of Metsera, Inc. by the Reporting Persons filed with the Securities Exchange Commission on January 31, 2025 and incorporated herein in its entirety by reference.
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