Stock Ownership/SRZN

SURROZEN INC (SRZN): Ownership & Insider Activity

Hedge funds and institutional managers reporting a position in SRZN · Health Care. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.

Reported Holders
10
13F filers
Aggregate Value
$48.1M
Across holders
Last Price
$23.97
2026-08-24
Sector
Health Care
GICS
Quarterly fund activity5 increased3 reduced5 exited
Full exits: Hudson Bay Capital Management LP, Woodline Partners LP, CITADEL ADVISORS LLC, MARSHALL WACE, LLP, Qube Research & Technologies Ltd
Institutional Holders of SRZN
↗
10 holders
Manager⇅Type⇅Shares⇅Market Value▼% of Total⇅% of Portfolio⇅Action⇅QoQ Change⇅Quarter⇅
MILLENNIUM MANAGEMENT LLC
CIK 0001273087
Hedge Fund683K$17.7M36.9%0.0%Reduced$-1.2MQ2 2026
Point72 Asset Management, L.P.
CIK 0001603466
Hedge Fund664K$17.2M35.9%0.0%Added—Q2 2026
BALYASNY ASSET MANAGEMENT LLC
CIK 0001218710
Hedge Fund205K$5.3M11.1%0.0%Added+$30KQ2 2026
ADAGE CAPITAL PARTNERS GP, L.L.C.
CIK 0001165408
Hedge Fund89K$2.3M4.8%0.0%Unchanged+$0Q2 2026
TWO SIGMA INVESTMENTS, LP
CIK 0001179392
Hedge Fund71K$1.8M3.8%0.0%Added+$821KQ2 2026
ArrowMark Colorado Holdings LLC
CIK 0001483859
Hedge Fund55K$1.4M3.0%0.1%Unchanged+$0Q2 2026
Walleye Capital LLC
CIK 0001758720
Hedge Fund39K$1.0M2.1%0.0%Added—Q2 2026
FRED ALGER MANAGEMENT, LLC
CIK 0000003520
Hedge Fund24K$623K1.3%0.0%Reduced$-1.2MQ2 2026
RENAISSANCE TECHNOLOGIES LLC
CIK 0001037389
Hedge Fund12K$321K0.7%0.0%Reduced$-954KQ2 2026
Fisher Asset Management, LLC
CIK 0000850529
Institutional Manager10K$255K0.5%0.0%Added—Q2 2026
MILLENNIUM MANAGEMENT LLCReduced
Hedge Fund
$17.7M· 36.9% of total· 0.0% port· 683K sh· $-1.2M QoQ· Q2 2026
Point72 Asset Management, L.P.Added
Hedge Fund
$17.2M· 35.9% of total· 0.0% port· 664K sh· — QoQ· Q2 2026
BALYASNY ASSET MANAGEMENT LLCAdded
Hedge Fund
$5.3M· 11.1% of total· 0.0% port· 205K sh· +$30K QoQ· Q2 2026
ADAGE CAPITAL PARTNERS GP, L.L.C.Unchanged
Hedge Fund
$2.3M· 4.8% of total· 0.0% port· 89K sh· +$0 QoQ· Q2 2026
TWO SIGMA INVESTMENTS, LPAdded
Hedge Fund
$1.8M· 3.8% of total· 0.0% port· 71K sh· +$821K QoQ· Q2 2026
ArrowMark Colorado Holdings LLCUnchanged
Hedge Fund
$1.4M· 3.0% of total· 0.1% port· 55K sh· +$0 QoQ· Q2 2026
Walleye Capital LLCAdded
Hedge Fund
$1.0M· 2.1% of total· 0.0% port· 39K sh· — QoQ· Q2 2026
FRED ALGER MANAGEMENT, LLCReduced
Hedge Fund
$623K· 1.3% of total· 0.0% port· 24K sh· $-1.2M QoQ· Q2 2026
RENAISSANCE TECHNOLOGIES LLCReduced
Hedge Fund
$321K· 0.7% of total· 0.0% port· 12K sh· $-954K QoQ· Q2 2026
Fisher Asset Management, LLCAdded
Institutional Manager
$255K· 0.5% of total· 0.0% port· 10K sh· — QoQ· Q2 2026
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