COLUMN GROUP III GP, LP

13D and 13G Filings

13D/G filings: 13D on 1 security
CIK: 0001790965
All SEC filings: View on sec.gov

Issuer	Symbol	CUSIP	% of Class	Shares	Form	Filed
Surrozen, Inc. 13D/A Amendment 8 SRZN · 86889P208	SRZN	86889P208	21.4%	3,813,501	13D/A Amendment 8	11/6/2026 Event 11/6/2026
The Column Group III GP, LP			16.6%	2,951,433
The Column Group III, LP			7.8%	1,386,122
The Column Group III-A, LP			8.8%	1,565,311
The Column Group Opportunity III, LP			4.8%	862,068
The Column Group Opportunity III GP, LP			4.8%	862,068
TCG Opportunity III GP, LLC			4.8%	862,068
Tim Kutzkey			21.4%	3,813,501
Peter Svennilson			21.4%	3,813,501
Surrozen, Inc. 13D/A Amendment 7 SRZN · 86889P208	SRZN	86889P208	21.5%	3,824,612	13D/A Amendment 7	10/22/2026 Event 10/20/2026
The Column Group III GP, LP			16.6%	2,962,544
The Column Group III, LP			7.8%	1,391,340
The Column Group III-A, LP			8.8%	1,571,204
The Column Group Opportunity III, LP			4.8%	862,068
The Column Group Opportunity III GP, LP			4.8%	862,068
TCG Opportunity III GP, LLC			4.8%	862,068
Tim Kutzkey			21.5%	3,824,612
Peter Svennilson			21.5%	3,824,612
Surrozen, Inc. 13D/A Amendment 6 SRZN · 86889P208	SRZN	86889P208	29.3%	3,824,612	13D/A Amendment 6	5/18/2026 Event 3/31/2026
The Column Group III GP, LP			23.6%	2,962,544
The Column Group III, LP			11.6%	1,391,340
The Column Group III-A, LP			13.0%	1,571,204
The Column Group Opportunity III, LP			7.2%	862,068
The Column Group Opportunity III GP, LP			7.2%	862,068
TCG Opportunity III GP, LLC			7.2%	862,068
Tim Kutzkey			29.3%	3,824,612
Peter Svennilson			29.3%	3,824,612
Surrozen, Inc. 13D/A Amendment 5 SRZN · 86889P208	SRZN	86889P208	35.1%	3,824,612	13D/A Amendment 5	1/22/2026 Event 1/20/2026
The Column Group III GP, LP			28.6%	2,962,544
The Column Group III, LP			14.2%	1,391,340
The Column Group III-A, LP			15.9%	1,571,204
The Column Group Opportunity III, LP			8.8%	862,068
The Column Group Opportunity III GP, LP			8.8%	862,068
TCG Opportunity III GP, LLC			8.8%	862,068
Tim Kutzkey			35.1%	3,824,612
Peter Svennilson			35.1%	3,824,612
Surrozen, Inc. 13D/A Amendment 4 SRZN · 86889P208	SRZN	86889P208	34.0%	3,407,405	13D/A Amendment 4	3/28/2025 Event 3/26/2025
The Column Group III GP, LP			26.8%	2,534,226
The Column Group III, LP			13.3%	1,190,162
The Column Group III-A, LP			15.0%	1,344,064
The Column Group Opportunity III, LP			9.6%	862,068
The Column Group Opportunity III GP, LP			9.6%	862,068
TCG Opportunity III GP, LLC			9.6%	862,068
Tim Kutzkey			34.0%	3,407,405

Includes filings since 12/18/2024, when the SEC began requiring structured 13D and 13G data.