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Surrozen
SRZN

36 hedge funds and large institutions have $81.7M invested in Surrozen in 2025 Q3 according to their latest regulatory filings, with 9 funds opening new positions, 6 increasing their positions, 3 reducing their positions, and 4 closing their positions.

New
Increased
Maintained
Reduced
Closed

125% more first-time investments, than exits

New positions opened: 9 | Existing positions closed: 4

100% more repeat investments, than reductions

Existing positions increased: 6 | Existing positions reduced: 3

52% more capital invested

Capital invested by funds: $53.9M → $81.7M (+$27.8M)

16% more funds holding

Funds holding: 31 → 36 (+5)

3.59% more ownership

Funds ownership: 70.41% → 74% (+3.6%)

0% more funds holding in top 10

Funds holding in top 10: 4 → 4 (0)

Holders
36
Holders Change
+5
Holders Change %
+16.13%
% of All Funds
0.47%
Holding in Top 10
4
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.05%
New
9
Increased
6
Reduced
3
Closed
4
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

Rank Fund Capital Flow
1
Millennium Management
Millennium Management
New York
+$1.15M
2
EP
Eversept Partners
New York
+$807K
3
Balyasny Asset Management
Balyasny Asset Management
Illinois
+$742K
4
SSA
Schonfeld Strategic Advisors
New York
+$724K
5
WP
Woodline Partners
California
+$505K

Top Sellers

Rank Fund Capital Flow
1
DCM
Driehaus Capital Management
Illinois
-$604K
2
SCM
Stonepine Capital Management
Oregon
-$586K
3
AC
Armistice Capital
New York
-$536K
4
BlackRock
BlackRock
New York
-$18.2K
5
UBS Group
UBS Group
Switzerland
-$2.31K
Name Holding Trade Value Shares
Change 		Change in
Stake
CG
1
Column Group
California
$19.3M – – –
SC
2
Stempoint Capital
New York
$9.19M +$282K +26,924 +4%
VA
3
VR Adviser
New York
$8.16M – – –
RCM
4
RA Capital Management
Massachusetts
$7.76M – – –
5VM
5
5AM Venture Management
California
$3.99M – – –
Vanguard Group
6
Vanguard Group
Pennsylvania
$3.43M +$498K +47,468 +22%
VC
7
Vivo Capital
California
$3.35M – – –
SCM
8
Stonepine Capital Management
Oregon
$3.22M -$586K -55,883 -18%
SB
9
Samsara BioCapital
California
$3.11M – – –
NCM
10
Nantahala Capital Management
Connecticut
$2.96M – – –
ACP
11
Acuta Capital Partners
California
$2.3M +$88.2K +8,415 +5%
B
12
Braidwell
Connecticut
$1.8M – – –
ROTUOC
13
Regents of the University of California
California
$1.72M – – –
Millennium Management
14
Millennium Management
New York
$1.41M +$1.15M +109,769 New
Adage Capital Partners
15
Adage Capital Partners
Massachusetts
$1.14M – – –
EC
16
Euclidean Capital
New York
$1.13M – – –
EP
17
Eversept Partners
New York
$992K +$807K +76,997 New
Balyasny Asset Management
18
Balyasny Asset Management
Illinois
$911K +$742K +70,732 New
SSA
19
Schonfeld Strategic Advisors
New York
$889K +$724K +69,024 New
ACH
20
ArrowMark Colorado Holdings
Colorado
$710K – – –
Geode Capital Management
21
Geode Capital Management
Massachusetts
$703K +$247K +23,564 +76%
BOTOTLSJU
22
Board of Trustees of The Leland Stanford Junior University
California
$672K – – –
WP
23
Woodline Partners
California
$621K +$505K +48,193 New
TOCUITCONY
24
Trustees of Columbia University in the City of New York
New York
$618K – – –
Morgan Stanley
25
Morgan Stanley
New York
$448K – – –
1
2

SRZN Hedge Fund Activity: Q3 2025 in Review

36 of the 7,621 institutional investors tracked by Wall St. Rank reported a position in Surrozen (SRZN) for Q3 2025, worth a combined $81.7M — up 52% from $53.9M a quarter earlier.

Buyers outnumbered sellers: 9 funds opened new SRZN positions and 4 closed out — a net gain of 5 holders — while 6 added to existing stakes and 3 trimmed.

The largest buyer was Millennium Management, opening a new position worth an estimated $1.15M. The largest seller was Driehaus Capital Management, exiting entirely with an estimated $604K sold.

  • 36 institutional investors held Surrozen (SRZN) as of Q3 2025, up from 31 in Q2 2025.
  • Funds reported $81.7M of Surrozen stock for Q3 2025, up 52% quarter-over-quarter.
  • 9 funds opened new Surrozen positions in Q3 2025 and 4 closed out, a net change of +5 holders.
  • The largest Surrozen buyer in Q3 2025 was Millennium Management, an estimated $1.15M added.
  • The largest Surrozen seller in Q3 2025 was Driehaus Capital Management, an estimated $604K sold.

Based on aggregated 13F filings for Q3 2025.