89bio, Inc. ETNB
Institutional shares held
162 Million
289K
calls
1.6M
puts
Total value of holdings
$1.47B
$2.61M
calls
$14.5M
puts
Market Cap
$420M
46,484,500
Shares Out.
Institutional ownership
349.52%
# of Institutions
212
We take great care to ensure that the data presented and summarized in this overview for 89bio, Inc. is accurate and up-to-date, based on a comprehensive analysis of 13F filing forms for institutional ownership and form 4 filings for insider transactions. Please note that this data may differ from other sources and should not be relied upon as the sole basis for investment decisions.
Top Institutions Holding ETNB
View all-
Janus Henderson Group PLC London, X020.8MShares$188 Million0.11% of portfolio
-
Ra Capital Management, L.P. Boston, MA19.9MShares$180 Million4.27% of portfolio
-
Suvretta Capital Management, LLC New York, NY14.2MShares$128 Million4.8% of portfolio
-
Deep Track Capital, LP Greenwich, CT9.5MShares$85.9 Million3.31% of portfolio
-
Vanguard Group Inc Valley Forge, PA8.24MShares$74.5 Million0.0% of portfolio
-
Black Rock Inc. New York, NY7.02MShares$63.4 Million0.0% of portfolio
-
Avoro Capital Advisors LLC New York, NY6.75MShares$61 Million1.21% of portfolio
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State Street Corp Boston, MA4.25MShares$38.4 Million0.0% of portfolio
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Pictet Asset Management Holding Sa Carouge, V84.04MShares$36.5 Million0.04% of portfolio
-
Westfield Capital Management CO LP Boston, MA3.89MShares$35.2 Million0.15% of portfolio
Latest Institutional Activity in ETNB
Top Purchases
Top Sells
About ETNB
89bio, Inc., a clinical-stage biopharmaceutical company, focuses on the development and commercialization of therapies for the treatment of liver and cardio-metabolic diseases. Its lead product candidate is pegozafermin, a glycoPEGylated analog of fibroblast growth factor 21 for the treatment of nonalcoholic steatohepatitis. The company also intends to develop pegozafermin for the treatment of severe hypertriglyceridemia. 89bio, Inc. was incorporated in 2018 and is headquartered in San Francisco, California.
Insider Transactions at ETNB
Insider Transaction List
View all| Date | Insider | Transaction | Ownership Type | Shares Traded | Value / Price |
|---|---|---|---|---|---|
|
Aug 05
2025
|
Francis Willard Sarena Chief Operating Officer |
SELL
Payment of exercise price or tax liability
|
Direct |
2,979
-3.86%
|
$26,811
$9.69 P/Share
|
|
Aug 01
2025
|
Francis Willard Sarena Chief Operating Officer |
SELL
Payment of exercise price or tax liability
|
Direct |
3,206
-3.99%
|
$28,854
$9.16 P/Share
|
|
Aug 01
2025
|
Ryan Martins Chief Financial Officer |
SELL
Payment of exercise price or tax liability
|
Direct |
7,680
-2.94%
|
$69,120
$9.16 P/Share
|
|
Aug 01
2025
|
Harry H Mansbach Chief Medical Officer |
SELL
Payment of exercise price or tax liability
|
Direct |
7,680
-2.47%
|
$69,120
$9.16 P/Share
|
|
Aug 01
2025
|
Quoc Le Nguyen |
SELL
Payment of exercise price or tax liability
|
Indirect |
522
-3.67%
|
$4,698
$9.16 P/Share
|
|
Aug 01
2025
|
Quoc Le Nguyen |
SELL
Payment of exercise price or tax liability
|
Direct |
7,680
-2.48%
|
$69,120
$9.16 P/Share
|
|
Aug 01
2025
|
Rohan Palekar Chief Executive Officer |
SELL
Payment of exercise price or tax liability
|
Direct |
55,836
-6.46%
|
$502,524
$9.16 P/Share
|
|
Jul 15
2025
|
Quoc Le Nguyen |
SELL
Open market or private sale
|
Direct |
10,461
-3.27%
|
$115,071
$11.02 P/Share
|
|
Jun 12
2025
|
Quoc Le Nguyen |
SELL
Payment of exercise price or tax liability
|
Indirect |
534
-3.62%
|
$4,806
$9.62 P/Share
|
|
Jun 12
2025
|
Quoc Le Nguyen |
SELL
Payment of exercise price or tax liability
|
Direct |
8,498
-2.59%
|
$76,482
$9.62 P/Share
|
|
Jun 12
2025
|
Harry H Mansbach Chief Medical Officer |
SELL
Payment of exercise price or tax liability
|
Direct |
8,498
-2.67%
|
$76,482
$9.62 P/Share
|
|
Jun 12
2025
|
Ryan Martins Chief Financial Officer |
SELL
Payment of exercise price or tax liability
|
Direct |
8,498
-3.15%
|
$76,482
$9.62 P/Share
|
|
Apr 15
2025
|
Quoc Le Nguyen |
SELL
Open market or private sale
|
Direct |
15,329
-4.46%
|
$76,645
$5.95 P/Share
|
|
Feb 17
2025
|
Harry H Mansbach Chief Medical Officer |
SELL
Payment of exercise price or tax liability
|
Direct |
1,050
-0.33%
|
$10,500
$10.57 P/Share
|
|
Feb 17
2025
|
Ryan Martins Chief Financial Officer |
SELL
Payment of exercise price or tax liability
|
Direct |
780
-0.29%
|
$7,800
$10.57 P/Share
|
|
Feb 17
2025
|
Rohan Palekar Chief Executive Officer |
SELL
Payment of exercise price or tax liability
|
Direct |
3,249
-0.38%
|
$32,490
$10.57 P/Share
|
|
Feb 17
2025
|
Quoc Le Nguyen |
SELL
Payment of exercise price or tax liability
|
Direct |
1,050
-0.3%
|
$10,500
$10.57 P/Share
|
|
Feb 09
2025
|
Harry H Mansbach Chief Medical Officer |
SELL
Payment of exercise price or tax liability
|
Direct |
3,817
-1.18%
|
$41,987
$11.41 P/Share
|
|
Feb 09
2025
|
Quoc Le Nguyen |
SELL
Payment of exercise price or tax liability
|
Direct |
3,793
-1.09%
|
$41,723
$11.41 P/Share
|
|
Feb 09
2025
|
Ryan Martins Chief Financial Officer |
SELL
Payment of exercise price or tax liability
|
Direct |
3,828
-1.4%
|
$42,108
$11.41 P/Share
|
Last 12 Months Summary
Buy / Acquisition
6.47M
Shares
From
8
Insiders
| Open market or private purchase | 5.75M shares |
|---|---|
| Grant, award, or other acquisition | 721K shares |
Sell / Disposition
529K
Shares
From
9
Insiders
| Payment of exercise price or tax liability | 179K shares |
|---|---|
| Grant, award, or other acquisition | 285K shares |
| Open market or private sale | 64.7K shares |