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Livermore
Livermore
ZHEN

Surrozen, Inc.

SRZN
Exchange
Nasdaq
Industry
Biological Products, (No Diagnostic Substances)
SEC CIK
0001824893

In the last 90 days, Surrozen, Inc. insiders filed 0 open-market purchases and 1 sale; 70 institutions reported holding it in 13F filings for Q2 2026, worth $314.5M in total; no superinvestor holds it.

Holders of 5% or more of SRZN

Holders whose latest Schedule 13D or 13G filing reports 5% or more of Surrozen, Inc., largest stake first. The change is against the holder's previous filing.

Holders of 5% or more of SRZN
HolderLatest formStakeChangeFirst filedLatest filingFiling
Column Group III GP, LP13D/A29.30%3.82M shares−5.80 ppfrom 35.10%Aug 23, 20217 filingsMay 18, 2026SEC
Venrock Healthcare Capital Partners III, L.P.13G/A9.90%1.21M shares0.00 ppfrom 9.90%Apr 2, 20252 filingsMay 15, 2026SEC
TCG Crossover GP II, LLC13G/A9.90%1.15M shares−2.80 ppfrom 12.70%Feb 2, 20263 filingsJul 24, 2026SEC
AI Biotechnology LLC13G9.90%844.6K sharesNewMar 31, 20251 filingMar 31, 2025SEC
Ra Capital Management, L.P.13G/A9.20%871.7K shares−0.70 ppfrom 9.90%Apr 15, 20243 filingsFeb 17, 2026SEC
Boxer Capital Management, LLC13G/A8.90%1.04M shares+2.23 ppfrom 6.67%May 15, 20262 filingsAug 14, 2026SEC
Integrated Core Strategies (US) LLC13G/A8.50%726.2K shares+1.90 ppfrom 6.60%Nov 20, 20252 filingsFeb 5, 2026SEC
5AM Partners VII, LLC13G/A7.80%968.8K shares−1.70 ppfrom 9.50%Apr 2, 20253 filingsAug 11, 2026SEC
Point72 Asset Management, L.P.13G5.40%616.0K sharesNewApr 23, 20261 filingApr 23, 2026SEC
StemPoint Capital LP13G5.00%602.8K shares+0.50 ppfrom 4.50%Nov 1, 20247 filingsAug 14, 2026SEC

Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.

13D and 13G filings

71 Schedule 13D and 13G filings on Surrozen, Inc., newest first, including old-format filings without a stake.

Schedule 13D and 13G filings on SRZN
Filed (ET)FilerFormStakeChangeEvent dateFiling
Feb 9, 20247:21 PM ETGoldman Sachs Group Inc13GOld format–New–SEC
Feb 7, 2024BML Investment Partners, L.P.13G/AOld format–––SEC
Feb 14, 2023Baker Bros. Advisors LP13G/AOld format–––SEC
Feb 13, 2023Column Group III GP, LP13D/AOld format–––SEC
Feb 2, 2023BML Investment Partners, L.P.13GOld format–New–SEC
Feb 2, 2023Regents of the University of California13G/AOld format–––SEC
Dec 15, 2022Consonance Capital Management LP13D/AOld format–––SEC
May 10, 2022Ugwumba Chidozie13GOld format–New–SEC
Feb 14, 2022Bridger Management, LLC13G/AOld format–––SEC
Feb 14, 2022Baker Bros. Advisors LP13GOld format–New–SEC
Feb 14, 2022Glazer Capital, LLC13G/AOld format–––SEC
Feb 11, 2022Flynn James E13G/AOld format–––SEC
Jan 27, 2022Regents of the University of California13G/AOld format–––SEC
Sep 29, 2021Consonance Capital Management LP13D/AOld format–––SEC
Aug 23, 2021Column Group III GP, LP13DOld format–New–SEC
Aug 18, 2021Consonance Capital Management LP13D/AOld format–––SEC
Aug 11, 2021Feis Lawrence Michael13G/AOld format–––SEC
Aug 5, 2021Feis Lawrence Michael13GOld format–New–SEC
Apr 27, 2021Consonance Capital Management LP13D/AOld format–––SEC
Feb 16, 2021Consonance Capital Management LP13GOld format–New–SEC
Feb 16, 2021Glazer Capital, LLC13GOld format–New–SEC

Form 144: proposed insider sales

Notices from officers, directors and other affiliates planning to sell Surrozen, Inc. shares.

No Form 144 notices for Surrozen, Inc. are on file.