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ETNB

89bio
ETNB

Delisted

ETNB was delisted on the 29th of October, 2025.

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157 hedge funds and large institutions have $1.46B invested in 89bio in 2023 Q2 according to their latest regulatory filings, with 46 funds opening new positions, 60 increasing their positions, 35 reducing their positions, and 34 closing their positions.

New
Increased
Maintained
Reduced
Closed

71% more repeat investments, than reductions

Existing positions increased: 60 | Existing positions reduced: 35

35% more capital invested

Capital invested by funds: $1.08B → $1.46B (+$383M)

35% more first-time investments, than exits

New positions opened: 46 | Existing positions closed: 34

8% more funds holding

Funds holding: 145 → 157 (+12)

3.36% more ownership

Funds ownership: 102.65% → 106.01% (+3.4%)

0% more funds holding in top 10

Funds holding in top 10: 3 → 3 (0)

65% less call options, than puts

Call options by funds: $6.72M | Put options by funds: $19M

Holders
157
Holders Change
+12
Holders Change %
+8.28%
% of All Funds
2.46%
Holding in Top 10
3
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.05%
New
46
Increased
60
Reduced
35
Closed
34
Calls
$6.72M
Puts
$19M
Net Calls
-$12.3M
Net Calls Change
-$42.7M

Top Buyers

Rank Fund Capital Flow
1
BlackRock
BlackRock
New York
+$59.7M
2
PAMS
Pictet Asset Management (Switzerland)
Switzerland
+$45.6M
3
State Street
State Street
Massachusetts
+$27.6M
4
Marshall Wace
Marshall Wace
United Kingdom
+$16.8M
5
Deutsche Bank
Deutsche Bank
Germany
+$14M

Top Sellers

Rank Fund Capital Flow
1
Adage Capital Partners
Adage Capital Partners
Massachusetts
-$30.7M
2
CAM
Cormorant Asset Management
Massachusetts
-$25.5M
3
APM
Avidity Partners Management
Texas
-$23.1M
4
DTC
Deep Track Capital
Connecticut
-$22.8M
5
Millennium Management
Millennium Management
New York
-$21.5M
Name Holding Trade Value Shares
Change 		Change in
Stake
Carson Wealth (CWM LLC)
151
Carson Wealth (CWM LLC)
Nebraska
$6K +$5.27K +300 New
WAM
152
Worth Asset Management
Texas
$5.68K – – –
Daiwa Securities Group
153
Daiwa Securities Group
Japan
$4K – – –
QCG
154
Quadrant Capital Group
Ohio
$3.92K – – –
LC
155
Lindbrook Capital
California
$3.77K – – –
IPW
156
Impact Partnership Wealth
Georgia
$2.73K +$2.53K +144 New
S
157
SignatureFD
Georgia
$2.25K +$1.26K +72 +153%
Point72 Asset Management
158
Point72 Asset Management
Connecticut
– -$15.6M -1,021,647 Closed
AG
159
Artal Group
Luxembourg
– -$7.62M -500,000 Closed
CM
160
Caption Management
Oklahoma
– -$3.97M -260,638 Closed
GPP
161
Great Point Partners
Connecticut
– -$3.81M -250,000 Closed
ECM
162
ExodusPoint Capital Management
New York
– -$3.46M -227,089 Closed
AAA
163
Affinity Asset Advisors
New York
– -$3.05M -200,000 Closed
GTC
164
Ghost Tree Capital
New York
– -$3.05M -200,000 Closed
Hudson Bay Capital Management
165
Hudson Bay Capital Management
Connecticut
– -$2.62M -171,835 Closed
RCAP
166
Resolute Capital Asset Partners
Colorado
– -$1.9M -125,000 Closed
MIM
167
Monashee Investment Management
Massachusetts
– -$1.14M -75,000 Closed
Wellington Management Group
168
Wellington Management Group
Massachusetts
– -$928K -60,916 Closed
Belvedere Trading
169
Belvedere Trading
Illinois
– -$730K -47,949 Closed
LCM
170
Landscape Capital Management
New Jersey
– -$659K -43,295 Closed
BCM
171
Bridgeway Capital Management
Texas
– -$647K -42,500 Closed
JF
172
Jump Financial
Illinois
– -$574K -37,675 Closed
Verition Fund Management
173
Verition Fund Management
Connecticut
– -$497K -32,665 Closed
LP
174
LMR Partners
United Kingdom
– -$387K -25,431 Closed
MFS
175
Mirabella Financial Services
United Kingdom
– -$288K -18,916 Closed
4 5 6
7
8

ETNB Hedge Fund Activity: Q2 2023 in Review

157 of the 6,370 institutional investors tracked by Wall St. Rank reported a position in 89bio (ETNB) for Q2 2023, worth a combined $1.46B — up 35% from $1.08B a quarter earlier.

Buyers outnumbered sellers: 46 funds opened new ETNB positions and 34 closed out — a net gain of 12 holders — while 60 added to existing stakes and 35 trimmed.

The largest buyer was BlackRock, adding an estimated $59.7M. The largest seller was Adage Capital Partners, cutting an estimated $30.7M.

  • 157 institutional investors held 89bio (ETNB) as of Q2 2023, up from 145 in Q1 2023.
  • Funds reported $1.46B of 89bio stock for Q2 2023, up 35% quarter-over-quarter.
  • 46 funds opened new 89bio positions in Q2 2023 and 34 closed out, a net change of +12 holders.
  • The largest 89bio buyer in Q2 2023 was BlackRock, an estimated $59.7M added.
  • The largest 89bio seller in Q2 2023 was Adage Capital Partners, an estimated $30.7M sold.

Based on aggregated 13F filings for Q2 2023.