ARCH Venture Fund IX, L.P. - 30 Sep 2025 SCHEDULE 13G/A Report for Sana Biotechnology, Inc. Common Stock, par value $0.0001 per share (SANA)

Filing Manager
ARCH Venture Fund IX, L.P.
Reporting Manager
Robert Nelsen
Security
Sana Biotechnology, Inc. Common Stock, par value $0.0001 per share
Symbol
SANA
Shares outstanding
266,434,249 shares
Disclosed Ownership
46,093,125 shares
Ownership
17%
Form type
SCHEDULE 13G/A
Filing time
14 Nov 2025, 16:30:04 UTC
Date of event
30 Sep 2025
SEC
View on sec.gov

Reporting Managers (15)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
ARCH Venture Fund IX, L.P. 17% 45,860,681 0 45,860,681 /s/ ARCH Venture Partners IX, L.P. its General Partner
ARCH Venture Fund IX Overage, L.P. 17% 45,860,681 0 45,860,681 /s/ ARCH Venture Partners IX Overage, L.P. its General Partner
ARCH Venture Fund X, L.P. 17% 45,860,681 0 45,860,681 /s/ ARCH Venture Partners X, L.P. its General Partner
ARCH Venture Fund X Overage, L.P. 17% 45,860,681 0 45,860,681 /s/ ARCH Venture Partners X Overage, L.P. its General Partner
ARCH Venture Partners IX, L.P. 17% 45,860,681 0 45,860,681 /s/ ARCH Venture Partners IX, LLC its General Partner
ARCH Venture Partners IX Overage, L.P. 17% 45,860,681 0 45,860,681 /s/ ARCH Venture Partners IX, LLC its General Partner
ARCH Venture Partners X Overage, L.P. 17% 45,860,681 0 45,860,681 /s/ ARCH Venture Partners X, LLC its General Partner
ARCH Venture Partners X, L.P. 17% 45,860,681 0 45,860,681 /s/ ARCH Venture Partners X, LLC its General Partner
ARCH Venture Partners IX, LLC 17% 45,860,681 0 45,860,681 /s/ Mark McDonnell Mark McDonnell as Attorney-in-Fact for Keith Crandell, Managing Director
ARCH Venture Partners X, LLC 17% 45,860,681 0 45,860,681 /s/ Mark McDonnell Mark McDonnell as Attorney-in-Fact for Keith Crandell, Managing Director
Keith Crandell 17% 45,860,681 0 45,860,681 /s/ Mark McDonnell Mark McDonnell as Attorney-in-Fact for Keith Crandell
Clinton Bybee 17% 45,860,681 0 45,860,681 /s/ Mark McDonnell Mark McDonnell as Attorney-in-Fact for Clinton Bybee
Robert Nelsen 17% 46,093,125 232,444 45,860,681 /s/ Mark McDonnell Mark McDonnell as Attorney-in-Fact for Robert Nelsen
Steven Gillis 17% 45,860,681 0 45,860,681 /s/ Mark McDonnell Mark McDonnell as Attorney-in-Fact for Steven Gillis
Kristina Burow 17% 45,860,681 0 45,860,681 /s/ Mark McDonnell Mark McDonnell as Attorney-in-Fact for Kristina Burrow