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ETNB

89bio
ETNB

Delisted

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

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2 hedge funds and large institutions have $1.11M invested in 89bio in 2025 Q4 according to their latest regulatory filings, with 0 funds opening new positions, 0 increasing their positions, 0 reducing their positions, and 192 closing their positions.

New
Increased
Maintained
Reduced
Closed

99% less funds holding

Funds holding: 198 → 2 (-196)

100% less capital invested

Capital invested by funds: $2.27B → $1.11M (-$2.27B)

100% less funds holding in top 10

Funds holding in top 10: 11 → 0 (-11)

100% less first-time investments, than exits

New positions opened: 0 | Existing positions closed: 192

104.24% less ownership

Funds ownership: 104.3% → 0.06% (-104%)

Holders
2
Holders Change
-196
Holders Change %
-98.99%
% of All Funds
0.02%
Holding in Top 10
–
Holding in Top 10 Change
-11
Holding in Top 10 Change %
-100%
% of All Funds
–
New
–
Increased
–
Reduced
–
Closed
192
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

No buyers this quarter

Top Sellers

Rank Fund Capital Flow
1
RCM
RA Capital Management
Massachusetts
-$292M
2
PCM
Pentwater Capital Management
Florida
-$173M
3
BlackRock
BlackRock
New York
-$152M
4
DTC
Deep Track Capital
Connecticut
-$138M
5
Adage Capital Partners
Adage Capital Partners
Massachusetts
-$134M
Name Holding Trade Value Shares
Change 		Change in
Stake
WAM
26
Weiss Asset Management
Massachusetts
– -$20.6M -1,400,000 Closed
Northern Trust
27
Northern Trust
Illinois
– -$16.5M -1,125,784 Closed
Charles Schwab
28
Charles Schwab
California
– -$14.7M -1,003,074 Closed
LP
29
LMR Partners
United Kingdom
– -$14.7M -1,000,000 Closed
EAM
30
Erste Asset Management
Austria
– -$12.2M -833,000 Closed
Bank of America
31
Bank of America
North Carolina
– -$12.1M -820,620 Closed
NM
32
Newtyn Management
New York
– -$11.8M -800,000 Closed
Millennium Management
33
Millennium Management
New York
– -$10.7M -725,823 Closed
UBS Group
34
UBS Group
Switzerland
– -$9.8M -666,842 Closed
Susquehanna International Group
35
Susquehanna International Group
Pennsylvania
– -$9.58M -651,873 Closed
CIEC
36
Crédit Industriel et Commercial
France
– -$8.82M -600,000 Closed
OAC
37
OMERS Administration Corp
Ontario, Canada
– -$8.45M -575,100 Closed
EA
38
Emerald Advisers
Pennsylvania
– -$7.87M -535,147 Closed
AAM
39
Alpine Associates Management
Florida
– -$7.79M -529,800 Closed
Barclays
40
Barclays
United Kingdom
– -$7.75M -527,069 Closed
EMFAT
41
Emerald Mutual Fund Advisers Trust
Pennsylvania
– -$7.53M -512,051 Closed
Renaissance Technologies
42
Renaissance Technologies
New York
– -$7.5M -510,500 Closed
Morgan Stanley
43
Morgan Stanley
New York
– -$6.54M -444,767 Closed
GF
44
Gabelli Funds
New York
– -$6.38M -434,025 Closed
Jane Street
45
Jane Street
New York
– -$6.3M -428,720 Closed
GCIA
46
Gabelli & Co Investment Advisers
New York
– -$6.14M -417,850 Closed
Raymond James Financial
47
Raymond James Financial
Florida
– -$6.14M -417,756 Closed
CL
48
CSS LLC
Illinois
– -$6.02M -409,571 Closed
N
49
Nuveen
North Carolina
– -$5.88M -400,154 Closed
GLF
50
Groupe la Francaise
France
– -$5.88M -400,000 Closed
1
2
3 4 5

ETNB Hedge Fund Activity: Q4 2025 in Review

2 of the 8,225 institutional investors tracked by Wall St. Rank reported a position in 89bio (ETNB) for Q4 2025, worth a combined $1.11M — down 100% from $2.27B a quarter earlier.

Sellers outnumbered buyers: 192 funds closed out of ETNB and 0 opened new positions — a net loss of 192 holders — while 0 trimmed existing stakes and 0 added.

The largest seller was RA Capital Management, exiting entirely with an estimated $292M sold.

  • 2 institutional investors held 89bio (ETNB) as of Q4 2025, down from 198 in Q3 2025.
  • Funds reported $1.11M of 89bio stock for Q4 2025, down 100% quarter-over-quarter.
  • 0 funds opened new 89bio positions in Q4 2025 and 192 closed out, a net change of -192 holders.
  • The largest 89bio seller in Q4 2025 was RA Capital Management, an estimated $292M sold.

Based on aggregated 13F filings for Q4 2025.