89bio, Inc. Major Shareholders & Ownership History
| Major Shareholder Name | Reporting Date | Shares Held | Market Value | Change in Shares | Ownership |
|---|---|---|---|---|---|
| RA CAPITAL MANAGEMENT, L.P. | 11/14/2025 | 19.89 M | $292.38 M | 0.00% | 12.60% |
| PENTWATER CAPITAL MANAGEMENT LP | 11/14/2025 | 11.75 M | $172.73 M | 100.00% | 7.44% |
| BLACKROCK, INC. | 11/12/2025 | 10.32 M | $151.65 M | -2.39% | 6.53% |
| DEEP TRACK CAPITAL, LP | 11/14/2025 | 9.36 M | $137.54 M | -1.51% | 5.93% |
| ADAGE CAPITAL PARTNERS GP, L.L.C. | 11/14/2025 | 9.10 M | $133.73 M | 362.04% | 5.76% |
| SUVRETTA CAPITAL MANAGEMENT, LLC | 11/14/2025 | 8.28 M | $121.72 M | -41.73% | 5.24% |
| VANGUARD GROUP INC | 11/07/2025 | 8.05 M | $118.39 M | -2.29% | 5.10% |
| AVORO CAPITAL ADVISORS LLC | 11/14/2025 | 6.39 M | $93.90 M | -5.37% | 4.05% |
| GLAZER CAPITAL, LLC | 11/13/2025 | 5.64 M | $82.86 M | 100.00% | 3.57% |
| JANUS HENDERSON GROUP PLC | 11/14/2025 | 5.38 M | $79.06 M | -74.13% | 3.41% |
| STATE STREET CORP | 11/14/2025 | 5.29 M | $77.71 M | 24.39% | 3.35% |
| DEUTSCHE BANK AG\ | 11/13/2025 | 3.50 M | $51.44 M | 3,941.65% | 2.22% |
| WESTFIELD CAPITAL MANAGEMENT CO LP | 11/12/2025 | 3.29 M | $48.38 M | -2.36% | 2.08% |
| GEODE CAPITAL MANAGEMENT, LLC | 11/12/2025 | 3.09 M | $45.46 M | -0.61% | 1.96% |
| SYQUANT CAPITAL SAS | 10/28/2025 | 2.59 M | $38.13 M | 100.00% | 1.64% |
| KRYGER CAPITAL LTD | 11/14/2025 | 2.35 M | $34.55 M | 100.00% | 1.49% |
| TIG ADVISORS, LLC | 11/14/2025 | 2.19 M | $32.14 M | 100.00% | 1.39% |
| HUDSON BAY CAPITAL MANAGEMENT LP | 11/13/2025 | 2.17 M | $31.93 M | 862.34% | 1.38% |
| ADAR1 CAPITAL MANAGEMENT, LLC | 11/14/2025 | 2.11 M | $31.06 M | 141.23% | 1.34% |
| LMR PARTNERS LLP | 11/14/2025 | 1.80 M | $26.46 M | 100.00% | 1.14% |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 11/14/2025 | 1.66 M | $24.42 M | 168.06% | 1.05% |
| GOLDMAN SACHS GROUP INC | 11/14/2025 | 1.62 M | $23.77 M | 29.02% | 1.02% |
| DIMENSIONAL FUND ADVISORS LP | 11/12/2025 | 1.61 M | $23.62 M | 35.80% | 1.02% |
| REDMILE GROUP, LLC | 11/14/2025 | 1.47 M | $21.66 M | -4.66% | 0.93% |
| BALYASNY ASSET MANAGEMENT L.P. | 11/14/2025 | 1.46 M | $21.45 M | 100.00% | 0.92% |
| WEISS ASSET MANAGEMENT LP | 11/14/2025 | 1.40 M | $20.58 M | 100.00% | 0.89% |
| NORTHERN TRUST CORP | 11/14/2025 | 1.13 M | $16.55 M | -0.59% | 0.71% |
| BALYASNY ASSET MANAGEMENT L.P. | 11/14/2025 | 1.09 M | $16.09 M | 100.00% | 0.69% |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 11/10/2025 | 1.00 M | $14.75 M | -5.72% | 0.64% |
| LMR PARTNERS LLP | 11/14/2025 | 1.00 M | $14.70 M | 100.00% | 0.63% |
| ERSTE ASSET MANAGEMENT GMBH | 11/12/2025 | 833.00 K | $12.25 M | -5.66% | 0.53% |
| BANK OF AMERICA CORP /DE/ | 11/14/2025 | 820.62 K | $12.06 M | -34.35% | 0.52% |
| NEWTYN MANAGEMENT, LLC | 11/14/2025 | 800.00 K | $11.76 M | 300.00% | 0.51% |
| MILLENNIUM MANAGEMENT LLC | 11/14/2025 | 725.82 K | $10.67 M | -24.59% | 0.46% |
| UBS GROUP AG | 11/13/2025 | 666.84 K | $9.80 M | 90.83% | 0.42% |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 11/14/2025 | 651.87 K | $9.58 M | 97.62% | 0.41% |
| CREDIT INDUSTRIEL ET COMMERCIAL | 11/07/2025 | 600.00 K | $8.82 M | 100.00% | 0.38% |
| OMERS ADMINISTRATION CORP | 11/14/2025 | 575.10 K | $8.45 M | 100.00% | 0.36% |
| EMERALD ADVISERS, LLC | 10/30/2025 | 535.15 K | $7.87 M | -70.98% | 0.34% |
| ALPINE ASSOCIATES MANAGEMENT INC. | 11/06/2025 | 529.80 K | $7.79 M | 100.00% | 0.34% |
| BARCLAYS PLC | 11/12/2025 | 527.07 K | $7.75 M | 7.85% | 0.33% |
| EMERALD MUTUAL FUND ADVISERS TRUST | 10/30/2025 | 512.05 K | $7.53 M | -55.31% | 0.32% |
| RENAISSANCE TECHNOLOGIES LLC | 11/13/2025 | 510.50 K | $7.50 M | -0.56% | 0.32% |
| MORGAN STANLEY | 11/14/2025 | 444.77 K | $6.54 M | -79.64% | 0.28% |
| GABELLI FUNDS LLC | 11/12/2025 | 434.03 K | $6.38 M | 100.00% | 0.27% |
| JANE STREET GROUP, LLC | 11/14/2025 | 428.72 K | $6.30 M | 100.00% | 0.27% |
| GABELLI & CO INVESTMENT ADVISERS, INC. | 11/12/2025 | 417.85 K | $6.14 M | 100.00% | 0.26% |
| RAYMOND JAMES FINANCIAL INC | 11/14/2025 | 417.76 K | $6.14 M | -26.91% | 0.26% |
| CSS LLC/IL | 11/13/2025 | 409.57 K | $6.02 M | 100.00% | 0.26% |
| NUVEEN, LLC | 11/12/2025 | 400.15 K | $5.88 M | -37.36% | 0.25% |
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89bio, Inc. institutional Ownership - FAQ's
During the previous two years, 259 institutional investors and hedge funds held shares of 89bio, Inc.. The most heavily invested institutionals were:
RA CAPITAL MANAGEMENT, L.P.: 19.89 M
Pentwater Capital Management LP: 11.75 M
BlackRock, Inc.: 10.32 M
Deep Track Capital, LP: 9.36 M
ADAGE CAPITAL PARTNERS GP, L.L.C.: 9.1 M
SUVRETTA CAPITAL MANAGEMENT, LLC: 8.28 M
97.94% of 89bio, Inc. stock is owned by institutional investors.
Institutional investors have bought a total of 167.80 M shares in the last 24 months. This purchase volume represents approximately $2.49 B in transactions.