Boundless Bio, Inc.
BOLD- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001782303
In the last 90 days, Boundless Bio, Inc. insiders filed 5 open-market purchases and 2 sales; 40 institutions reported holding it in 13F filings for Q2 2026, worth $38.3M in total; no superinvestor holds it.
13F holders, Q1 2025
Institutional positions in Boundless Bio, Inc. as of Mar 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 54
- +1 vs. Q4 2024
- Shares held
- 17.0M
- +5.26M (+44.9%) vs. Q4 2024
- Total value
- $19.6M
- −$14.3M (−42.2%) vs. Q4 2024
- New holders
- 9
- 12 more added
- Sold out
- 8
- 15 more reduced
2 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2024: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting BOLD on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 40 | $38.3M |
| Q1 2026 | 36 | $9.33M |
| Q4 2025 | 36 | $10.5M |
| Q3 2025 | 35 | $11.8M |
| Q2 2025 | 44 | $9.88M |
| Q1 2025 | 54 | $19.6M |
| Q4 2024 | 55 | $37.6M |
| Q3 2024 | 55 | $46.1M |
| Q2 2024 | 47 | $53.4M |
| Q1 2024 | 43 | $208.8M |
| Q4 2023 | 0 | $0 |
| Q3 2023 | 0 | $0 |
| Q2 2023 | 0 | $0 |
| Q1 2023 | 0 | $0 |
| Q4 2022 | 0 | $0 |
| Q3 2022 | 0 | $0 |
| Q2 2022 | 0 | $0 |
| Q1 2022 | 0 | $0 |
| Q4 2021 | 0 | $0 |
| Q3 2021 | 0 | $0 |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q1 2025
Shares, value and share of portfolio for each institution holding Boundless Bio, Inc.; share changes are against Q4 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| FMR LLC | 3,157,772 | $4.77M | 0.00% | −187,234−5.6% | Reduced |
| Ra Capital Management, L.P. | 2,180,631 | $3.29M | 0.05% | 00.0% | Unchanged |
| Nextech Invest, Ltd. | 1,228,069 | $1.85M | 0.43% | +1,228,069 | New |
| Citadel Advisors LLC | 830,936 | $1.25M | 0.00% | +40,297+5.1% | Added |
| Redmile Group, LLC | 725,204 | $1.10M | 0.10% | −15,000−2.0% | Reduced |
| Sectoral Asset Management Inc | 678,574 | $1.02M | 0.80% | 00.0% | Unchanged |
| BlackRock, Inc. | 628,197 | $948.6K | 0.00% | −20,974−3.2% | Reduced |
| Vanguard Group Inc | 586,440 | $885.5K | 0.00% | +252,575+75.7% | Added |
| Wellington Management Group LLP | 556,233 | $839.9K | 0.00% | 00.0% | Unchanged |
| Northern Trust Corp | 315,365 | $476.2K | 0.00% | +217,353+221.8% | Added |
| Alyeska Investment Group, L.P. | 300,000 | $453.0K | 0.00% | 00.0% | Unchanged |
| Boxer Capital Management, LLC | 250,000 | $377.5K | 0.11% | 00.0% | Unchanged |
| Geode Capital Management, LLC | 247,143 | $373.2K | 0.00% | +11,284+4.8% | Added |
| PFM Health Sciences, LP | 240,513 | $363.2K | 0.03% | 00.0% | Unchanged |
| Almitas Capital LLC | 234,378 | $353.9K | 0.12% | +42,371+22.1% | Added |
| Ensign Peak Advisors, Inc | 187,500 | $283.1K | 0.00% | 00.0% | Unchanged |
| Sio Capital Management, LLC | 162,058 | $244.7K | 0.07% | 00.0% | Unchanged |
| State Street Corp | 48,186 | $72.8K | 0.00% | +4,109+9.3% | Added |
| Charles Schwab Investment Management Inc | 40,458 | $61.1K | 0.00% | 00.0% | Unchanged |
| Walleye Capital LLC | 39,624 | $59.8K | 0.00% | 00.0% | Unchanged |
| Morgan Stanley | 36,106 | $54.5K | 0.00% | −12,550−25.8% | Reduced |
| Goldman Sachs Group Inc | 34,427 | $52.0K | 0.00% | −14,245−29.3% | Reduced |
| XTX Topco Ltd | 25,917 | $39.1K | 0.00% | +25,917 | New |
| Susquehanna International Group, LLP | 23,243 | $35.1K | 0.00% | +23,243 | New |
| New York State Common Retirement Fund | 22,100 | $33.4K | 0.00% | 00.0% | Unchanged |
| Acadian Asset Management LLC | 22,087 | $31.0K | 0.00% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 19,252 | $29.1K | 0.00% | −59,643−75.6% | Reduced |
| BNP Paribas Arbitrage, SA | 18,893 | $28.5K | 0.00% | −885−4.5% | Reduced |
| Barclays PLC | 17,855 | $27.0K | 0.00% | −8,314−31.8% | Reduced |
| Prelude Capital Management, LLC | 16,624 | $25.1K | 0.00% | 00.0% | Unchanged |
| Bank of New York Mellon Corp | 15,360 | $23.2K | 0.00% | +15,360 | New |
| Bank of America Corp | 15,294 | $23.1K | 0.00% | −4,763−23.7% | Reduced |
| Renaissance Technologies LLC | 14,400 | $21.7K | 0.00% | +14,400 | New |
| O'Shaughnessy Asset Management, LLC | 12,272 | $18.5K | 0.00% | 00.0% | Unchanged |
| Rhumbline Advisers | 12,231 | $18.5K | 0.00% | +4,420+56.6% | Added |
| Citigroup Inc | 11,870 | $17.9K | 0.00% | −1,436−10.8% | Reduced |
| Intech Investment Management LLC | 11,809 | $17.8K | 0.00% | +11,809 | New |
| Mirae Asset Global ETFs Holdings Ltd. | 9,398 | $14.2K | 0.00% | +405+4.5% | Added |
| Wells Fargo & Company | 8,865 | $13.4K | 0.00% | +197+2.3% | Added |
| Corebridge Financial, Inc. | 8,257 | $12.5K | 0.00% | −122−1.5% | Reduced |
| UBS Group AG | 7,570 | $11.4K | 0.00% | −8,379−52.5% | Reduced |
| Tower Research Capital LLC (TRC) | 6,418 | $9.69K | 0.00% | +2,323+56.7% | Added |
| Legal & General Group Plc | 1,449 | $2.22K | 0.00% | 00.0% | Unchanged |
| California State Teachers Retirement System | 1,309 | $1.98K | 0.00% | 00.0% | Unchanged |
| Royal Bank of Canada | 862 | $1.00K | 0.00% | −1,954−69.4% | Reduced |
| CWM, LLC | 430 | $1.00K | 0.00% | +334+347.9% | Added |
| Ameritas Investment Partners, Inc. | 618 | $933 | 0.00% | 00.0% | Unchanged |
| Russell Investments Group, Ltd. | 265 | $400 | 0.00% | −291−52.3% | Reduced |
| Nisa Investment Advisors, LLC | 208 | $314 | 0.00% | −180−46.4% | Reduced |
| Sterling Capital Management LLC | 119 | $180 | 0.00% | +107+891.7% | Added |
| True Wealth Design, LLC | 5 | $8 | 0.00% | +5 | New |
| EverSource Wealth Advisors, LLC | 3 | $5 | 0.00% | +3 | New |
| Amalgamated Bank | 218 | $0 | 0.00% | 00.0% | Unchanged |
| Nuveen, LLC | 3,958,413 | – | – | +3,958,413 | New |
| UBS Oconnor LLC | 0 | $0 | 0.00% | −140,000−100.0% | Sold out |
| Bridgeway Capital Management, LLC | 0 | $0 | 0.00% | −50,000−100.0% | Sold out |
| Squarepoint Ops LLC | 0 | $0 | 0.00% | −32,182−100.0% | Sold out |
| Two Sigma Investments, LP | 0 | $0 | 0.00% | −13,808−100.0% | Sold out |
| Verition Fund Management LLC | 0 | $0 | 0.00% | −11,665−100.0% | Sold out |
| SG Americas Securities, LLC | 0 | $0 | 0.00% | −10,753−100.0% | Sold out |
| Nelson, Van Denburg & Campbell Wealth Management Group, LLC | 0 | $0 | 0.00% | −122−100.0% | Sold out |
| Deutsche Bank AG | 0 | $0 | 0.00% | −97−100.0% | Sold out |
| Nextech Invest AG | – | – | – | – | Not filed |
| Nuveen Asset Management, LLC | – | – | – | – | Not filed |