Boundless Bio Inc. Major Shareholders & Ownership History
| Major Shareholder Name | Reporting Date | Shares Held | Market Value | Change in Shares | Ownership |
|---|---|---|---|---|---|
| FMR LLC | 05/15/2026 | 2.70 M | $2.97 M | 0.43% | 12.05% |
| CITADEL ADVISORS LLC | 05/15/2026 | 1.34 M | $1.48 M | -0.87% | 6.00% |
| SECTORAL ASSET MANAGEMENT INC | 05/15/2026 | 678.57 K | $746.43 K | 0.00% | 3.03% |
| STONEPINE CAPITAL MANAGEMENT, LLC | 05/14/2026 | 597.68 K | $657.45 K | -15.83% | 2.67% |
| 05/15/2026 | 597.19 K | $656.91 K | 100.00% | 2.67% | |
| WELLINGTON MANAGEMENT GROUP LLP | 05/15/2026 | 556.23 K | $611.86 K | 0.00% | 2.49% |
| RENAISSANCE TECHNOLOGIES LLC | 05/14/2026 | 399.00 K | $438.90 K | 16.87% | 1.78% |
| ALYESKA INVESTMENT GROUP, L.P. | 05/15/2026 | 300.00 K | $330.00 K | 0.00% | 1.34% |
| RBF CAPITAL, LLC | 05/18/2026 | 200.00 K | $220.00 K | 0.00% | 0.89% |
| ENSIGN PEAK ADVISORS, INC | 05/13/2026 | 187.50 K | $206.25 K | 0.00% | 0.84% |
| SIO CAPITAL MANAGEMENT, LLC | 05/14/2026 | 163.68 K | $180.05 K | 0.00% | 0.73% |
| GEODE CAPITAL MANAGEMENT, LLC | 05/15/2026 | 127.58 K | $140.33 K | 35.58% | 0.57% |
| MILLENNIUM MANAGEMENT LLC | 05/15/2026 | 99.88 K | $109.86 K | -26.24% | 0.45% |
| GSA CAPITAL PARTNERS LLP | 05/08/2026 | 96.82 K | $107.00 K | 54.98% | 0.43% |
| LANDSCAPE CAPITAL MANAGEMENT, L.L.C. | 05/12/2026 | 85.79 K | $94.37 K | -32.78% | 0.38% |
| BLACKROCK, INC. | 05/13/2026 | 70.68 K | $77.74 K | 5.41% | 0.32% |
| VANGUARD FIDUCIARY TRUST CO | 05/08/2026 | 65.14 K | $71.65 K | 100.00% | 0.29% |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | 05/15/2026 | 50.50 K | $55.55 K | 0.00% | 0.23% |
| WALLEYE CAPITAL LLC | 05/13/2026 | 39.62 K | $43.59 K | 0.00% | 0.18% |
| XTX TOPCO LTD | 05/15/2026 | 34.67 K | $38.14 K | -12.40% | 0.16% |
| QUBE RESEARCH & TECHNOLOGIES LTD | 05/15/2026 | 17.49 K | $19.24 K | -6.49% | 0.08% |
| SQUAREPOINT OPS LLC | 05/15/2026 | 16.37 K | $18.01 K | 100.00% | 0.07% |
| STATE STREET CORP | 05/15/2026 | 15.96 K | $17.56 K | 0.00% | 0.07% |
| MORGAN STANLEY | 05/15/2026 | 13.00 K | $14.30 K | 0.00% | 0.06% |
| ACADIAN ASSET MANAGEMENT LLC | 05/13/2026 | 12.61 K | $12.00 K | 0.00% | 0.06% |
| PURE FINANCIAL ADVISORS, LLC | 04/10/2026 | 10.10 K | $11.11 K | 100.00% | 0.05% |
| CITIGROUP INC | 05/11/2026 | 8.84 K | $9.72 K | -64.75% | 0.04% |
| TOWER RESEARCH CAPITAL LLC (TRC) | 05/15/2026 | 2.37 K | $2.61 K | -59.14% | 0.01% |
| VANGUARD GLOBAL ADVISERS, LLC | 05/08/2026 | 429 | $472 | 100.00% | 0.00% |
| BNP PARIBAS ARBITRAGE, SNC | 05/12/2026 | 178 | $196 | 1.14% | 0.00% |
| JPMORGAN CHASE & CO | 05/13/2026 | 169 | $183 | 0.00% | 0.00% |
| OPTIVER HOLDING B.V. | 06/02/2026 | 168 | $185 | 0.00% | 0.00% |
| CWM, LLC | 05/14/2026 | 8 | $9 | 100.00% | 0.00% |
| CAITONG INTERNATIONAL ASSET MANAGEMENT CO., LTD | 05/11/2026 | 3 | $3 | 100.00% | 0.00% |
| UBS GROUP AG | 05/05/2026 | 2 | $2 | -91.30% | 0.00% |
| SBI SECURITIES CO., LTD. | 04/28/2026 | 1 | $1 | 100.00% | 0.00% |
| BANK OF AMERICA CORP /DE/ | 05/18/2026 | 0 | $0 | -100.00% | 0.00% |
| NORTHERN TRUST CORP | 05/14/2026 | 0 | $0 | -100.00% | 0.00% |
| BARCLAYS PLC | 05/15/2026 | 0 | $0 | -100.00% | 0.00% |
| JANE STREET GROUP, LLC | 05/12/2026 | 0 | $0 | -100.00% | 0.00% |
| ABEL HALL, LLC | 04/28/2026 | 0 | $0 | -100.00% | 0.00% |
| 05/05/2026 | 0 | $0 | -100.00% | 0.00% |
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Boundless Bio Inc. institutional Ownership - FAQ's
During the previous two years, 65 institutional investors and hedge funds held shares of Boundless Bio Inc.. The most heavily invested institutionals were:
FMR LLC: 2.7 M
CITADEL ADVISORS LLC: 1.34 M
SECTORAL ASSET MANAGEMENT INC: 678,574
Stonepine Capital Management, LLC: 597,682
WELLINGTON MANAGEMENT GROUP LLP: 556,233
RENAISSANCE TECHNOLOGIES LLC: 399,000
37.95% of Boundless Bio Inc. stock is owned by institutional investors.
Institutional investors have bought a total of 14.44 M shares in the last 24 months. This purchase volume represents approximately $16.46 M in transactions.