Boundless Bio Inc. Major Shareholders & Ownership History
| Major Shareholder Name | Reporting Date | Shares Held | Market Value | Change in Shares | Ownership |
|---|---|---|---|---|---|
| FMR LLC | 02/17/2026 | 2.68 M | $3.22 M | -13.36% | 11.99% |
| CITADEL ADVISORS LLC | 02/17/2026 | 1.35 M | $1.62 M | 54.48% | 6.05% |
| STONEPINE CAPITAL MANAGEMENT, LLC | 02/13/2026 | 710.07 K | $852.09 K | 71.74% | 3.17% |
| SECTORAL ASSET MANAGEMENT INC | 02/09/2026 | 678.57 K | $814.29 K | 0.00% | 3.03% |
| VANGUARD GROUP INC | 01/29/2026 | 662.76 K | $795.31 K | 16.34% | 2.96% |
| WELLINGTON MANAGEMENT GROUP LLP | 02/17/2026 | 556.23 K | $667.48 K | 0.00% | 2.48% |
| RENAISSANCE TECHNOLOGIES LLC | 02/12/2026 | 341.40 K | $409.68 K | 52.71% | 1.53% |
| ALYESKA INVESTMENT GROUP, L.P. | 02/13/2026 | 300.00 K | $360.00 K | 0.00% | 1.34% |
| RBF CAPITAL, LLC | 02/17/2026 | 200.00 K | $240.00 K | 0.00% | 0.89% |
| NORTHERN TRUST CORP | 02/17/2026 | 189.48 K | $227.37 K | -0.70% | 0.85% |
| ENSIGN PEAK ADVISORS, INC | 02/12/2026 | 187.50 K | $225.00 K | 0.00% | 0.84% |
| SIO CAPITAL MANAGEMENT, LLC | 02/17/2026 | 163.68 K | $196.42 K | 0.00% | 0.73% |
| MILLENNIUM MANAGEMENT LLC | 02/17/2026 | 135.41 K | $162.49 K | -17.48% | 0.60% |
| LANDSCAPE CAPITAL MANAGEMENT, L.L.C. | 02/13/2026 | 127.63 K | $153.15 K | 100.00% | 0.57% |
| GEODE CAPITAL MANAGEMENT, LLC | 02/09/2026 | 94.10 K | $112.92 K | -7.99% | 0.42% |
| BLACKROCK, INC. | 02/12/2026 | 67.05 K | $80.46 K | 2.56% | 0.30% |
| GSA CAPITAL PARTNERS LLP | 02/06/2026 | 62.48 K | $75.00 K | 100.00% | 0.28% |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | 02/17/2026 | 50.50 K | $60.60 K | 0.00% | 0.23% |
| WALLEYE CAPITAL LLC | 02/13/2026 | 39.62 K | $47.55 K | 0.00% | 0.18% |
| XTX TOPCO LTD | 02/17/2026 | 39.58 K | $47.49 K | 36.09% | 0.18% |
| CITIGROUP INC | 02/13/2026 | 25.07 K | $30.09 K | 100.00% | 0.11% |
| QUBE RESEARCH & TECHNOLOGIES LTD | 02/17/2026 | 18.71 K | $22.45 K | 3.66% | 0.08% |
| STATE STREET CORP | 02/13/2026 | 15.96 K | $19.15 K | 0.00% | 0.07% |
| JANE STREET GROUP, LLC | 02/12/2026 | 13.32 K | $15.99 K | 100.00% | 0.06% |
| MORGAN STANLEY | 02/13/2026 | 13.00 K | $15.60 K | -16.13% | 0.06% |
| ABEL HALL, LLC | 02/17/2026 | 12.87 K | $15.44 K | -0.46% | 0.06% |
| ACADIAN ASSET MANAGEMENT LLC | 02/10/2026 | 12.61 K | $14.00 K | -8.31% | 0.06% |
| 02/27/2026 | 11.32 K | $13.59 K | 100.00% | 0.05% | |
| BANK OF AMERICA CORP /DE/ | 02/17/2026 | 7.76 K | $9.31 K | 0.25% | 0.03% |
| TOWER RESEARCH CAPITAL LLC (TRC) | 02/17/2026 | 5.80 K | $6.96 K | 123.79% | 0.03% |
| BNP PARIBAS ARBITRAGE, SNC | 02/10/2026 | 176 | $211 | -49.57% | 0.00% |
| JPMORGAN CHASE & CO | 02/11/2026 | 169 | $203 | 100.00% | 0.00% |
| OPTIVER HOLDING B.V. | 02/17/2026 | 168 | $202 | 0.00% | 0.00% |
| UBS GROUP AG | 01/29/2026 | 23 | $27 | 2,200.00% | 0.00% |
| BARCLAYS PLC | 02/13/2026 | 2 | $2 | 0.00% | 0.00% |
| GOLDMAN SACHS GROUP INC | 03/25/2026 | 0 | $0 | -100.00% | 0.00% |
| REDMILE GROUP, LLC | 02/17/2026 | 0 | $0 | -100.00% | 0.00% |
| NEXTECH INVEST, LTD. | 02/17/2026 | 0 | $0 | -100.00% | 0.00% |
| ALMITAS CAPITAL LLC | 02/17/2026 | 0 | $0 | -100.00% | 0.00% |
| SQUAREPOINT OPS LLC | 02/13/2026 | 0 | $0 | -100.00% | 0.00% |
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Boundless Bio Inc. institutional Ownership - FAQ's
During the previous two years, 70 institutional investors and hedge funds held shares of Boundless Bio Inc.. The most heavily invested institutionals were:
GSA CAPITAL PARTNERS LLP: 96,824
LANDSCAPE CAPITAL MANAGEMENT, L.L.C.: 85,792
VANGUARD FIDUCIARY TRUST CO: 65,136
Walleye Capital LLC: 39,624
Pure Financial Advisors, LLC: 10,100
CITIGROUP INC: 8,837
39.23% of Boundless Bio Inc. stock is owned by institutional investors.
Institutional investors have bought a total of 14.85 M shares in the last 24 months. This purchase volume represents approximately $16.93 M in transactions.