2seventy bio, Inc.
TSVTDelisted May 13, 2025- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001860782
2seventy bio, Inc. was delisted on May 13, 2025; its insiders filed their last Form 4 on May 15, 2025; 140 institutions reported holding it in 13F filings for Q1 2025, worth $234.5M in total; no superinvestor held it.
13F holders, Q1 2025
Institutional positions in 2seventy 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
TSVT is no longer listed, so this page shows Q1 2025. 13F filings for later quarters list far fewer holders.
- Institutional holders
- 140
- +25 vs. Q4 2024
- Shares held
- 47.5M
- +1.68M (+3.7%) vs. Q4 2024
- Total value
- $234.5M
- +$99.7M (+73.9%) vs. Q4 2024
- New holders
- 46
- 20 more added
- Sold out
- 21
- 42 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 TSVT 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 | 0 | $0 |
| Q1 2026 | 0 | $0 |
| Q4 2025 | 0 | $0 |
| Q3 2025 | 0 | $0 |
| Q2 2025 | 3 | $508.1K |
| Q1 2025 | 140 | $234.5M |
| Q4 2024 | 117 | $135.1M |
| Q3 2024 | 115 | $212.5M |
| Q2 2024 | 115 | $183.4M |
| Q1 2024 | 117 | $250.9M |
| Q4 2023 | 116 | $205.8M |
| Q3 2023 | 146 | $214.8M |
| Q2 2023 | 150 | $504.8M |
| Q1 2023 | 147 | $508.0M |
| Q4 2022 | 142 | $317.3M |
| Q3 2022 | 134 | $493.6M |
| Q2 2022 | 134 | $457.1M |
| Q1 2022 | 134 | $543.6M |
| Q4 2021 | 128 | $479.3M |
| 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 2seventy bio, Inc.; share changes are against Q4 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Bank of New York Mellon Corp | 151,136 | $746.6K | 0.00% | −3,249−2.1% | Reduced |
| Susquehanna International Group, LLP | 180,057 | $889.5K | 0.00% | +146,862+442.4% | Added |
| BCK Capital Management LP | 191,000 | $943.5K | 0.73% | +191,000 | New |
| Gabelli & Co Investment Advisers, Inc. | 192,450 | $950.7K | 0.14% | +192,450 | New |
| Abc Arbitrage SA | 200,792 | $991.9K | 0.18% | +200,792 | New |
| Millennium Management LLC | 212,298 | $1.05M | 0.00% | +163,533+335.3% | Added |
| Invesco Ltd. | 215,494 | $1.06M | 0.00% | +111,839+107.9% | Added |
| UBS Group AG | 243,434 | $1.20M | 0.00% | +18,845+8.4% | Added |
| Gabelli Funds LLC | 252,500 | $1.25M | 0.01% | +252,500 | New |
| Monimus Capital Management, LP | 296,260 | $1.46M | 1.24% | +32,616+12.4% | Added |
| Credit Industriel Et Commercial | 320,000 | $1.58M | 0.29% | +320,000 | New |
| Oxford Asset Management LLP | 352,739 | $1.74M | 0.80% | +352,739 | New |
| Deutsche Bank AG | 371,630 | $1.84M | 0.00% | −681−0.2% | Reduced |
| DeepCurrents Investment Group LLC | 390,169 | $1.93M | 0.07% | +390,169 | New |
| Balyasny Asset Management LLC | 394,013 | $1.95M | 0.00% | +394,013 | New |
| Gardner Lewis Asset Management L P | 395,936 | $1.96M | 0.47% | +395,936 | New |
| Northern Trust Corp | 398,910 | $1.97M | 0.00% | −9,173−2.2% | Reduced |
| Dimensional Fund Advisors LP | 406,055 | $2.01M | 0.00% | −69,063−14.5% | Reduced |
| Charles Schwab Investment Management Inc | 417,950 | $2.06M | 0.00% | −10,710−2.5% | Reduced |
| DAFNA Capital Management LLC | 429,252 | $2.12M | 0.60% | 00.0% | Unchanged |
| Healthcare of Ontario Pension Plan Trust Fund | 460,000 | $2.27M | 0.01% | +180,000+64.3% | Added |
| Groupe la Francaise | 480,000 | $2.38M | 0.05% | +480,000 | New |
| Madison Avenue Partners, LP | 579,895 | $2.86M | 0.24% | 00.0% | Unchanged |
| Engine Capital Management, LP | 703,972 | $3.48M | 0.66% | 00.0% | Unchanged |
| Toronto Dominion Bank | 800,000 | $3.95M | 0.01% | 00.0% | Unchanged |
| State Street Corp | 1,069,815 | $5.28M | 0.00% | −7,838−0.7% | Reduced |
| Vivaldi Asset Management, LLC | 1,143,962 | $5.65M | 0.41% | +1,143,962 | New |
| Geode Capital Management, LLC | 1,207,345 | $5.97M | 0.00% | +33,084+2.8% | Added |
| Regeneron Pharmaceuticals, Inc. | 1,254,827 | $6.20M | 0.50% | 00.0% | Unchanged |
| Glazer Capital, LLC | 1,328,166 | $6.56M | 0.30% | +1,328,166 | New |
| Casdin Capital, LLC | 2,000,000 | $9.88M | 0.81% | 00.0% | Unchanged |
| Man Group plc | 2,043,026 | $10.1M | 0.03% | +2,043,026 | New |
| Baker Bros. Advisors LP | 2,497,526 | $12.3M | 0.14% | 00.0% | Unchanged |
| Bank of America Corp | 2,516,505 | $12.4M | 0.00% | +6080.0% | Added |
| Newtyn Management, LLC | 2,534,836 | $12.5M | 1.98% | 00.0% | Unchanged |
| Vanguard Group Inc | 2,819,469 | $13.9M | 0.00% | −941,776−25.0% | Reduced |
| Morgan Stanley | 2,967,078 | $14.7M | 0.00% | +49,194+1.7% | Added |
| BlackRock, Inc. | 3,971,873 | $19.6M | 0.00% | −250,781−5.9% | Reduced |
| Beryl Capital Management LLC | 4,250,000 | $21.0M | 7.84% | +4,250,000 | New |
| Goldman Sachs Group Inc | 4,681,675 | $23.1M | 0.00% | +386,774+9.0% | Added |
| Kynam Capital Management, LP | 0 | $0 | 0.00% | −5,953,825−100.0% | Sold out |
| Eversept Partners, LP | 0 | $0 | 0.00% | −1,003,678−100.0% | Sold out |
| Western Standard LLC | 0 | $0 | 0.00% | −788,350−100.0% | Sold out |
| Venator Management LLC | 0 | $0 | 0.00% | −575,000−100.0% | Sold out |
| Fund 1 Investments, LLC | 0 | $0 | 0.00% | −343,504−100.0% | Sold out |
| Point72 Asset Management, L.P. | 0 | $0 | 0.00% | −310,637−100.0% | Sold out |
| Stonepine Capital Management, LLC | 0 | $0 | 0.00% | −300,000−100.0% | Sold out |
| BBR Partners, LLC | 0 | $0 | 0.00% | −180,000−100.0% | Sold out |
| Bridgeway Capital Management, LLC | 0 | $0 | 0.00% | −132,400−100.0% | Sold out |
| PDT Partners, LLC | 0 | $0 | 0.00% | −64,769−100.0% | Sold out |
| Graham Capital Management, L.P. | 0 | $0 | 0.00% | −32,426−100.0% | Sold out |
| Raymond James Financial Inc | 0 | $0 | 0.00% | −17,547−100.0% | Sold out |
| Martingale Asset Management L P | 0 | $0 | 0.00% | −15,500−100.0% | Sold out |
| Citadel Advisors LLC | 0 | $0 | 0.00% | −12,318−100.0% | Sold out |
| R Squared Ltd | 0 | $0 | 0.00% | −690−100.0% | Sold out |
| GWM Advisors LLC | 0 | $0 | 0.00% | −195−100.0% | Sold out |
| MAI Capital Management | 0 | $0 | 0.00% | −100−100.0% | Sold out |
| Bartlett & Co. Wealth Management LLC | 0 | $0 | 0.00% | −33−100.0% | Sold out |
| Fairfield Financial Advisors, LTD | 0 | $0 | 0.00% | −20−100.0% | Sold out |
| Cullen/Frost Bankers, Inc. | 0 | $0 | 0.00% | −3−100.0% | Sold out |
| Harbour Investments, Inc. | 0 | $0 | 0.00% | −1−100.0% | Sold out |
| Nuveen Asset Management, LLC | – | – | – | – | Not filed |
| Global Retirement Partners, LLC | – | – | – | – | Not filed |