89BIOETNB
13F holders, Q3 2025 (September 30)198holders +14
55new positions
42sold out
6famous investors
$14.70avg. 13F price*
At the end of Q3 2025, 198 institutions reported holding 89BIO Inc. (ETNB) in their 13F filings, up 14 from Q2 2025. 55 opened new positions and 42 sold out. The largest holders were Ra Capital Management, L.P. ($292.4M), Pentwater Capital Management LP ($172.7M) and BlackRock, Inc. ($151.7M). 6 famous investors held it, including Jim Simons / Peter Brown (0.0% of Renaissance Technologies's portfolio), Israel Englander (0.0% of Millennium Management's portfolio) and Ken Griffin (0.0% of Citadel Advisors's portfolio).
- Company
- 89BIO Inc.
- CUSIP
- 282559103
- Latest filing quarter
- Q4 2025
History
Number of 13F holders
Total Exit/New Position Q2 2025 → Q3 2025
| Institutions | Total Value | |
|---|---|---|
| New Positions | 55 | $513.3M |
| Exits | 42 | $191.0M |
All 13F filers, Q2 2025 → Q3 2025: 52,933,010 shares bought and 59,425,091 shares sold, net −6,492,081 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 198 holders
| Ra Capital Management, L.P. | 3.61% | No change | 19,889,683 | $292.4M |
| Pentwater Capital Management LP | 1.55% | New | 11,750,000 | $172.7M |
| BlackRock, Inc. | 0.00% | Reduce -2.4% | 10,316,393 | $151.7M |
| Deep Track Capital, LP | 3.84% | Reduce -1.5% | 9,356,171 | $137.5M |
| Adage Capital Partners Gp, L.L.C. | 0.21% | Add +362.0% | 9,097,587 | $133.7M |
| Montanova Capital, LLC | 3.69% | Reduce -41.7% | 8,280,000 | $121.7M |
| Vanguard Group Inc. | 0.00% | Reduce -2.3% | 8,053,459 | $118.4M |
| Avoro Capital Advisors LLC | 1.21% | Reduce -5.4% | 6,387,790 | $93.9M |
| Glazer Capital, LLC | 3.06% | New | 5,636,905 | $82.9M |
| Janus Henderson Group PLC | 0.04% | Reduce -74.1% | 5,378,185 | $79.1M |
| State Street Corp. | 0.00% | Add +24.4% | 5,286,308 | $77.7M |
| Deutsche Bank AG | 0.02% | Add +3941.7% | 3,499,625 | $51.4M |
| Westfield Capital Management Co. LP | 0.20% | Reduce -2.4% | 3,291,369 | $48.4M |
| Geode Capital Management, LLC | 0.00% | Reduce -0.6% | 3,092,340 | $45.5M |
| Syquant Capital Sas | 11.00% | New | 2,593,694 | $38.1M |
| KRYGER CAPITAL Ltd | 3.99% | New | 2,350,000 | $34.5M |
| TIG Advisors, LLC | 1.98% | New | 2,186,648 | $32.1M |
| Hudson Bay Capital Management LP | 0.22% | Add +862.3% | 2,172,000 | $31.9M |
| ADAR1 Capital Management, LLC | 3.10% | Add +141.2% | 2,113,153 | $31.1M |
| Goldman Sachs Group Inc. | 0.00% | Add +29.0% | 1,616,785 | $23.8M |
| Dimensional Fund Advisors LP | 0.01% | Add +35.8% | 1,606,783 | $23.6M |
| Redmile Group, LLC | 2.11% | Reduce -4.7% | 1,473,136 | $21.7M |
| Balyasny Asset Management L.P. | 0.04% | New | 1,459,055 | $21.4M |
| Weiss Asset Management LP | 0.37% | New | 1,400,000 | $20.6M |
| Northern Trust Corp. | 0.00% | Reduce -0.6% | 1,125,784 | $16.5M |
| Charles Schwab Investment Management Inc. | 0.00% | Reduce -5.7% | 1,003,074 | $14.7M |
| LMR Partners LLP | 0.28% | New | 1,000,000 | $14.7M |
| Erste Asset Management GmbH | 0.12% | Reduce -5.7% | 833,000 | $12.2M |
| Bank of America Corp. | 0.00% | Reduce -34.4% | 820,620 | $12.1M |
| Newtyn Management, LLC | 1.44% | Add +300.0% | 800,000 | $11.8M |
| Millennium Management | 0.01% | Reduce -24.6% | 725,823 | $10.7M |
| UBS Group AG | 0.00% | Add +90.8% | 666,842 | $9.8M |
| Susquehanna International Group, LLP | 0.01% | Add +97.6% | 651,873 | $9.6M |
| Credit Industriel Et Commercial | 1.99% | New | 600,000 | $8.8M |
| OMERS ADMINISTRATION Corp | 0.06% | New | 575,100 | $8.5M |
| Emerald Advisers, LLC | 0.25% | Reduce -71.0% | 535,147 | $7.9M |
| Alpine Associates Management Inc. | 0.48% | New | 529,800 | $7.8M |
| Barclays PLC | 0.00% | Add +7.8% | 527,069 | $7.7M |
| Emerald Mutual Fund Advisers Trust | 0.39% | Reduce -55.3% | 512,051 | $7.5M |
| Renaissance Technologies | 0.01% | Reduce -0.6% | 510,500 | $7.5M |
| Morgan Stanley | 0.00% | Reduce -79.6% | 444,767 | $6.5M |
| Gabelli Funds LLC | 0.04% | New | 434,025 | $6.4M |
| Jane Street Group, LLC | 0.01% | New | 428,720 | $6.3M |
| GABELLI & Co INVESTMENT ADVISERS, INC. | 0.99% | New | 417,850 | $6.1M |
| Raymond James Financial Inc. | 0.00% | Reduce -26.9% | 417,756 | $6.1M |
| CSS LLC | 1.05% | New | 409,571 | $6.0M |
| Nuveen, LLC | 0.00% | Reduce -37.4% | 400,154 | $5.9M |
| Groupe la Francaise | 0.08% | New | 400,000 | $5.9M |
| Eversept Partners, LP | 0.44% | Add +66.3% | 392,441 | $5.8M |
| Superstring Capital Management LP | 5.57% | Add +81.1% | 384,652 | $5.7M |
| Vivo Capital, LLC | 0.45% | No change | 376,804 | $5.5M |
| Bank of New York Mellon Corp | 0.00% | Add +0.0% | 349,679 | $5.1M |
| Black Maple Capital Management LP | 3.43% | New | 321,616 | $4.7M |
| AQR Arbitrage LLC | 0.15% | New | 296,445 | $4.4M |
| American Century Companies Inc. | 0.00% | Add +97.3% | 293,942 | $4.3M |
| Exome Asset Management LLC | 2.66% | Add +17.2% | 273,661 | $4.0M |
| Schonfeld Strategic Advisors LLC | 0.03% | Reduce -29.0% | 272,094 | $4.0M |
| Cantor Fitzgerald, L. P. | 0.08% | New | 267,606 | $3.9M |
| Ameriprise Financial Inc. | 0.00% | Add +84.7% | 255,623 | $3.8M |
| Yakira Capital Management, Inc. | 1.39% | New | 251,991 | $3.7M |
| Hennion & Walsh Asset Management, Inc. | 0.13% | Add +17.2% | 248,497 | $3.7M |
| Assenagon Asset Management S.A. | 0.01% | Reduce -88.8% | 242,716 | $3.6M |
| Voya Investment Management LLC | 0.00% | Reduce -4.6% | 242,557 | $3.6M |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 0.00% | Reduce -38.4% | 241,011 | $3.5M |
| Royal Bank of Canada | 0.00% | Reduce -11.4% | 230,889 | $3.4M |
| Royce & Associates LP | 0.03% | No change | 226,058 | $3.3M |
| Susquehanna Fundamental Investments, LLC | 0.12% | Reduce -16.9% | 212,522 | $3.1M |
| Swiss National Bank | 0.00% | Add +8.7% | 212,200 | $3.1M |
| Orchard Capital Management, LLC | 3.96% | Add +3.0% | 204,114 | $3.0M |
| Caption Management, LLC | 0.17% | Add +71.6% | 196,300 | $2.9M |
| Rafferty Asset Management, LLC | 0.01% | Add +55.2% | 189,837 | $2.8M |
| Rhumbline Advisers | 0.00% | Reduce -2.1% | 189,817 | $2.8M |
| Comerica Bank | 0.01% | Add +0.0% | 188,031 | $2.8M |
| Woodline Partners LP | 0.01% | Reduce -85.9% | 172,779 | $2.5M |
| Invesco Ltd. | 0.00% | Add +9.1% | 165,424 | $2.4M |
| Sanders Morris Harris LLC | 0.32% | New | 163,914 | $2.4M |
| Citadel Advisors | 0.00% | Reduce -96.1% | 151,350 | $2.2M |
| Quinn Opportunity Partners LLC | 0.16% | New | 150,000 | $2.2M |
| Nexpoint Asset Management, L.P. | 0.19% | New | 146,100 | $2.1M |
| Citigroup Inc. | 0.00% | Reduce -33.2% | 144,436 | $2.1M |
| Equitec Proprietary Markets, LLC | 11.62% | New | 130,200 | $1.9M |
| Susquehanna Portfolio Strategies, LLC | 0.03% | No change | 126,508 | $1.9M |
| Dark Forest Capital Management LP | 0.07% | Reduce -55.4% | 118,872 | $1.7M |
| Alliancebernstein L.P. | 0.00% | Add +1.4% | 114,029 | $1.7M |
| Verition Fund Management LLC | 0.01% | Reduce -7.2% | 112,398 | $1.7M |
| Simplex Trading, LLC | 0.04% | Add +1077.5% | 108,245 | $1.6M |
| State of Wisconsin Investment Board | 0.00% | Reduce -27.7% | 106,985 | $1.6M |
| California State Teachers Retirement System | 0.00% | Add +0.0% | 105,660 | $1.6M |
| Prelude Capital Management, LLC | 0.11% | Add +32.1% | 92,955 | $1.4M |
| Qube Research & Technologies Ltd | 0.00% | New | 90,909 | $1.3M |
| Wells Fargo & Company | 0.00% | Add +20.1% | 90,495 | $1.3M |
| Panagora Asset Management Inc. | 0.01% | Reduce -72.6% | 90,247 | $1.3M |
| AQR Capital Management | 0.00% | Add +11.1% | 88,325 | $1.3M |
| Sagefield Capital LP | 0.15% | New | 88,300 | $1.3M |
| T. Rowe Price Associates Inc. | 0.00% | Add +7.8% | 86,256 | $1.3M |
| Harvest Management LLC | 0.61% | New | 84,000 | $1.2M |
| Legal & General Group Plc | 0.00% | Reduce -21.2% | 82,828 | $1.2M |
| MetLife Investment Management, LLC | 0.01% | No change | 74,661 | $1.1M |
| DekaBank Deutsche Girozentrale | 0.00% | No change | 90,000 | $1.1M |
| JPMorgan Chase & Co. | 0.00% | Reduce -10.6% | 71,178 | $1.0M |
"% of holder's portfolio" is ETNB's weight in each manager's 13F, not the share of 89BIO Inc. the manager owns.