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Zura Bio
ZURA

65 hedge funds and large institutions have $37.1M invested in Zura Bio in 2025 Q2 according to their latest regulatory filings, with 21 funds opening new positions, 15 increasing their positions, 19 reducing their positions, and 30 closing their positions.

New
Increased
Maintained
Reduced
Closed

12% less funds holding

Funds holding: 74 → 65 (-9)

15.2% less ownership

Funds ownership: 66.85% → 51.65% (-15%)

21% less repeat investments, than reductions

Existing positions increased: 15 | Existing positions reduced: 19

30% less first-time investments, than exits

New positions opened: 21 | Existing positions closed: 30

37% less capital invested

Capital invested by funds: $59M → $37.1M (-$21.9M)

100% less funds holding in top 10

Funds holding in top 10: 1 → 0 (-1)

Holders
65
Holders Change
-9
Holders Change %
-12.16%
% of All Funds
0.86%
Holding in Top 10
–
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-100%
% of All Funds
–
New
21
Increased
15
Reduced
19
Closed
30
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

Rank Fund Capital Flow
1
JP Morgan Chase
JP Morgan Chase
New York
+$2.45M
2
Fidelity Investments
Fidelity Investments
Massachusetts
+$677K
3
Millennium Management
Millennium Management
New York
+$581K
4
Goldman Sachs
Goldman Sachs
New York
+$215K
5
Morgan Stanley
Morgan Stanley
New York
+$198K

Top Sellers

Rank Fund Capital Flow
1
RCM
RA Capital Management
Massachusetts
-$4.15M
2
AI
Allostery Investments
Connecticut
-$3M
3
BlackRock
BlackRock
New York
-$2.56M
4
ACM
ADAR1 Capital Management
Texas
-$2.16M
5
DTC
Deep Track Capital
Connecticut
-$1.86M
Name Holding Trade Value Shares
Change 		Change in
Stake
SCM
1
Suvretta Capital Management
New York
$5.1M – – –
JP Morgan Chase
2
JP Morgan Chase
New York
$4.89M +$2.45M +2,052,732 +79%
VA
3
VR Adviser
New York
$4.86M -$469K -391,950 -8%
GPP
4
Great Point Partners
Connecticut
$3.33M – – –
P
5
Pfizer
New York
$3.12M – – –
B
6
Braidwell
Connecticut
$2.6M – – –
Point72 Asset Management
7
Point72 Asset Management
Connecticut
$2.47M – – –
DTC
8
Deep Track Capital
Connecticut
$1.81M -$1.86M -1,556,221 -47%
AC
9
Armistice Capital
New York
$1.61M – – –
ACM
10
ADAR1 Capital Management
Texas
$1.05M -$2.16M -1,803,637 -64%
Millennium Management
11
Millennium Management
New York
$829K +$581K +485,736 +160%
BlackRock
12
BlackRock
New York
$607K -$2.56M -2,143,625 -79%
Fidelity Investments
13
Fidelity Investments
Massachusetts
$598K +$677K +566,479 +21,296%
Vanguard Group
14
Vanguard Group
Pennsylvania
$543K -$389K -325,014 -39%
Geode Capital Management
15
Geode Capital Management
Massachusetts
$428K -$700K -585,780 -59%
Goldman Sachs
16
Goldman Sachs
New York
$318K +$215K +179,715 +146%
Morgan Stanley
17
Morgan Stanley
New York
$262K +$198K +165,291 +197%
Two Sigma Investments
18
Two Sigma Investments
New York
$257K +$180K +150,870 +160%
AAA
19
Affinity Asset Advisors
New York
$235K – – –
Renaissance Technologies
20
Renaissance Technologies
New York
$214K -$261K -218,090 -52%
Charles Schwab
21
Charles Schwab
California
$178K -$143K -119,421 -41%
AQR Capital Management
22
AQR Capital Management
Connecticut
$164K +$120K +100,589 +181%
State Street
23
State Street
Massachusetts
$152K -$452K -377,929 -72%
AIMCA
24
Alberta Investment Management Corp (AIMCo)
Alberta, Canada
$140K +$159K +133,200 New
RC
25
RBF Capital
California
$126K +$143K +120,000 New
1
2 3 4

ZURA Hedge Fund Activity: Q2 2025 in Review

65 of the 7,596 institutional investors tracked by Wall St. Rank reported a position in Zura Bio (ZURA) for Q2 2025, worth a combined $37.1M — down 37% from $59M a quarter earlier.

Sellers outnumbered buyers: 30 funds closed out of ZURA and 21 opened new positions — a net loss of 9 holders — while 19 trimmed existing stakes and 15 added.

The largest buyer was JP Morgan Chase, adding an estimated $2.45M. The largest seller was RA Capital Management, exiting entirely with an estimated $4.15M sold.

  • 65 institutional investors held Zura Bio (ZURA) as of Q2 2025, down from 74 in Q1 2025.
  • Funds reported $37.1M of Zura Bio stock for Q2 2025, down 37% quarter-over-quarter.
  • 21 funds opened new Zura Bio positions in Q2 2025 and 30 closed out, a net change of -9 holders.
  • The largest Zura Bio buyer in Q2 2025 was JP Morgan Chase, an estimated $2.45M added.
  • The largest Zura Bio seller in Q2 2025 was RA Capital Management, an estimated $4.15M sold.

Based on aggregated 13F filings for Q2 2025.