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89bio
ETNB

Overview Fund Activity

183 hedge funds and large institutions have $1.58B invested in 89bio in 2025 Q2 according to their latest regulatory filings, with 30 funds opening new positions, 80 increasing their positions, 56 reducing their positions, and 33 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
183
Holders Change
-3
Holders Change %
-1.61%
% of All Funds
2.45%
Holding in Top 10
4
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+33.33%
% of All Funds
0.05%
New
30
Increased
80
Reduced
56
Closed
33
Calls
$3.66M
Puts
$17.4M
Net Calls
-$13.7M
Net Calls Change
-$9.12M

Top Buyers

1
Holocene Advisors
1
Holocene Advisors
New York
$30.1M
2
Point72 Asset Management
2
Point72 Asset Management
Connecticut
$22.3M
3
Adage Capital Partners
3
Adage Capital Partners
Massachusetts
$19.3M
4
Assenagon Asset Management
4
Assenagon Asset Management
Luxembourg
$21.3M
5
Morgan Stanley
5
Morgan Stanley
New York
$21.5M

Top Sellers

1
LGM
1
Logos Global Management
California
$0
2
BBL
2
Beck Bode LLC
Massachusetts
$0
3
Citadel Advisors
3
Citadel Advisors
Florida
$37.7M
4
RSCM
4
Rock Springs Capital Management
Maryland
$393K
5
Lord, Abbett & Co
5
Lord, Abbett & Co
New Jersey
$0
Name Holding Trade Value Shares
Change 		Shares
Change %
PAP
126
Persistent Asset Partners
Hong Kong
$222K -$301K -30,606 -58%
Commonwealth Equity Services
127
Commonwealth Equity Services
Massachusetts
$221K -$13.6K -1,386 -6%
GCP
128
GSA Capital Partners
United Kingdom
$221K +$221K +22,455 New
DT
129
Diversified Trust
Tennessee
$215K +$609 +62 +0.3%
PNC Financial Services Group
130
PNC Financial Services Group
Pennsylvania
$205K -$44.6K -4,543 -18%
SEI Investments
131
SEI Investments
Pennsylvania
$203K +$203K +20,624 New
OF
132
Optimize Financial
California
$196K -$1.39K -142 -0.7%
KK
133
KLP Kapitalforvaltning
Norway
$195K -$135K -13,700 -41%
BNP Paribas Financial Markets
134
BNP Paribas Financial Markets
France
$182K -$498K -50,732 -73%
YIH
135
Y-Intercept (HK)
Hong Kong
$176K +$176K +17,876 New
State Board of Administration of Florida Retirement System
136
State Board of Administration of Florida Retirement System
Florida
$174K – – –
SIM
137
Sandia Investment Management
Massachusetts
$172K -$73.7K -7,500 -30%
Group One Trading
138
Group One Trading
Illinois
$169K -$143K -14,602 -46%
Two Sigma Advisers
139
Two Sigma Advisers
New York
$157K -$86.4K -8,800 -35%
Prudential Financial
140
Prudential Financial
New Jersey
$154K +$154K +15,645 New
CWM
141
CIBC World Markets
New York
$151K -$92.8K -9,453 -38%
TRCT
142
Tower Research Capital (TRC)
New York
$138K +$107K +10,859 +339%
Creative Planning
143
Creative Planning
Kansas
$137K +$137K +13,914 New
EFM
144
E Fund Management
China
$134K +$7.81K +795 +6%
AIP
145
Ameritas Investment Partners
Nebraska
$125K +$14K +1,422 +13%
QCM
146
Quantinno Capital Management
New York
$117K +$117K +11,900 New
LBA
147
Letko, Brosseau & Associates
Quebec, Canada
$105K – – –
Walleye Trading
148
Walleye Trading
New York
$105K +$105K +10,652 New
CIBC World Market
149
CIBC World Market
Ontario, Canada
$98.2K +$98.2K +10,000 New
VIA
150
Virtus Investment Advisers
Connecticut
$96K -$109K -11,137 -53%
4 5
6
7 8