Boundless Bio Inc. Major Shareholders & Ownership History
| Major Shareholder Name | Reporting Date | Shares Held | Market Value | Change in Shares | Ownership |
|---|---|---|---|---|---|
| ARCH VENTURE MANAGEMENT, LLC | 08/14/2026 | 2.69 M | $6.74 M | 100.00% | 12.00% |
| FMR LLC | 08/13/2026 | 2.58 M | $6.45 M | -4.24% | 11.50% |
| TANG CAPITAL MANAGEMENT LLC | 08/14/2026 | 2.56 M | $6.40 M | 100.00% | 11.40% |
| ADAR1 CAPITAL MANAGEMENT, LLC | 08/14/2026 | 1.97 M | $4.92 M | 100.00% | 8.77% |
| CORMORANT ASSET MANAGEMENT, LP | 08/14/2026 | 1.00 M | $2.50 M | 100.00% | 4.45% |
| VANGUARD CAPITAL MANAGEMENT LLC | 08/13/2026 | 614.92 K | $1.54 M | 2.97% | 2.74% |
| WELLINGTON MANAGEMENT GROUP LLP | 08/14/2026 | 556.23 K | $1.39 M | 0.00% | 2.48% |
| MILLENNIUM MANAGEMENT LLC | 08/14/2026 | 478.64 K | $1.20 M | 379.24% | 2.13% |
| RENAISSANCE TECHNOLOGIES LLC | 08/13/2026 | 471.57 K | $1.18 M | 18.19% | 2.10% |
| ALYESKA INVESTMENT GROUP, L.P. | 08/14/2026 | 300.00 K | $750.00 K | 0.00% | 1.34% |
| AFFINITY ASSET ADVISORS, LLC | 08/13/2026 | 250.00 K | $625.00 K | 100.00% | 1.11% |
| RBF CAPITAL, LLC | 08/14/2026 | 200.00 K | $500.00 K | 0.00% | 0.89% |
| ENSIGN PEAK ADVISORS, INC | 08/14/2026 | 159.84 K | $399.59 K | -14.75% | 0.71% |
| STONEPINE CAPITAL MANAGEMENT, LLC | 08/17/2026 | 154.60 K | $386.49 K | -74.13% | 0.69% |
| ACADIAN ASSET MANAGEMENT LLC | 08/13/2026 | 146.76 K | $365.00 K | 1,063.81% | 0.65% |
| CITADEL ADVISORS LLC | 09/02/2026 | 145.05 K | $362.62 K | -89.19% | 0.65% |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | 08/14/2026 | 128.00 K | $320.00 K | 153.47% | 0.57% |
| GEODE CAPITAL MANAGEMENT, LLC | 08/12/2026 | 116.74 K | $291.84 K | -8.50% | 0.52% |
| HRT FINANCIAL LP | 08/14/2026 | 116.29 K | $290.00 K | 100.00% | 0.52% |
| BLACKROCK, INC. | 08/07/2026 | 88.50 K | $221.24 K | 25.21% | 0.39% |
| PRELUDE CAPITAL MANAGEMENT, LLC | 08/14/2026 | 84.00 K | $210.00 K | 100.00% | 0.37% |
| RANGELEY CAPITAL, LLC | 08/14/2026 | 74.00 K | $185.00 K | 100.00% | 0.33% |
| GSA CAPITAL PARTNERS LLP | 08/06/2026 | 72.35 K | $181.00 K | -25.27% | 0.32% |
| VANGUARD FIDUCIARY TRUST CO | 08/13/2026 | 65.14 K | $162.84 K | 0.00% | 0.29% |
| JANE STREET GROUP, LLC | 08/14/2026 | 64.32 K | $160.81 K | 100.00% | 0.29% |
| SUPERSTRING CAPITAL MANAGEMENT LP | 08/14/2026 | 55.36 K | $138.39 K | 100.00% | 0.25% |
| NORTHERN TRUST CORP | 08/13/2026 | 34.82 K | $87.06 K | 100.00% | 0.16% |
| XTX TOPCO LTD | 08/14/2026 | 33.36 K | $83.40 K | -3.78% | 0.15% |
| QUBE RESEARCH & TECHNOLOGIES LTD | 08/14/2026 | 20.21 K | $50.52 K | 15.52% | 0.09% |
| CHINA UNIVERSAL ASSET MANAGEMENT CO., LTD. | 07/24/2026 | 16.90 K | $42.25 K | 100.00% | 0.08% |
| STATE STREET CORP | 09/22/2026 | 15.96 K | $39.91 K | 0.00% | 0.07% |
| MORGAN STANLEY | 08/13/2026 | 13.00 K | $32.50 K | 0.00% | 0.06% |
| CAITONG INTERNATIONAL ASSET MANAGEMENT CO., LTD | 08/05/2026 | 10.44 K | $26.11 K | 348,000.00% | 0.05% |
| PURE FINANCIAL ADVISORS, LLC | 08/17/2026 | 10.10 K | $25.25 K | 0.00% | 0.05% |
| TOWER RESEARCH CAPITAL LLC (TRC) | 08/11/2026 | 348 | $870 | -85.32% | 0.00% |
| JPMORGAN CHASE & CO | 08/12/2026 | 179 | $439 | 5.92% | 0.00% |
| BNP PARIBAS ARBITRAGE, SNC | 08/13/2026 | 176 | $440 | -1.12% | 0.00% |
| MERCER GLOBAL ADVISORS INC /ADV | 08/11/2026 | 50 | $125 | 100.00% | 0.00% |
| FINANCIAL MANAGEMENT PROFESSIONALS, INC. | 07/09/2026 | 2 | $5 | 100.00% | 0.00% |
| UBS GROUP AG | 08/13/2026 | 2 | $5 | 0.00% | 0.00% |
| SBI SECURITIES CO., LTD. | 07/23/2026 | 2 | $5 | 100.00% | 0.00% |
| CITIGROUP INC | 08/03/2026 | 0 | $0 | -100.00% | 0.00% |
| SECTORAL ASSET MANAGEMENT INC | 08/14/2026 | 0 | $0 | -100.00% | 0.00% |
| SIO CAPITAL MANAGEMENT, LLC | 08/14/2026 | 0 | $0 | -100.00% | 0.00% |
| LANDSCAPE CAPITAL MANAGEMENT, L.L.C. | 08/12/2026 | 0 | $0 | -100.00% | 0.00% |
| SQUAREPOINT OPS LLC | 08/14/2026 | 0 | $0 | -100.00% | 0.00% |
| WALLEYE CAPITAL LLC | 08/03/2026 | 0 | $0 | -100.00% | 0.00% |
| VANGUARD GLOBAL ADVISERS, LLC | 08/13/2026 | 0 | $0 | -100.00% | 0.00% |
| OPTIVER HOLDING B.V. | 08/12/2026 | 0 | $0 | -100.00% | 0.00% |
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Boundless Bio Inc. institutional Ownership - FAQ's
During the previous two years, 75 institutional investors and hedge funds held shares of Boundless Bio Inc.. The most heavily invested institutionals were:
ARCH Venture Management, LLC: 2.69 M
FMR LLC: 2.58 M
TANG CAPITAL MANAGEMENT LLC: 2.56 M
ADAR1 Capital Management, LLC: 1.97 M
Cormorant Asset Management, LP: 1,000,000
VANGUARD CAPITAL MANAGEMENT LLC: 614,923
68.16% of Boundless Bio Inc. stock is owned by institutional investors.
Institutional investors have bought a total of 21.85 M shares in the last 24 months. This purchase volume represents approximately $24.91 M in transactions.