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.
Holders of 5% or more of TSVT
Holders whose latest Schedule 13D or 13G filing reports 5% or more of 2seventy bio, Inc., largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| Vanguard Group Inc | 13G/A | 5.38%2.82M shares | – | Apr 30, 20251 filing | Apr 30, 2025 | SEC |
Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.
13D and 13G filings
8 Schedule 13D and 13G filings on 2seventy bio, Inc., newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Aug 14, 20251:32 PM ET | Glazer Capital, LLCand 1 other | 13G/A | 0.00%0 shares | −5.25 ppfrom 5.25%Below 5% | Jun 30, 2025 | SEC |
| Aug 14, 202512:48 PM ET | Beryl Capital Management LLCand 3 others | 13G/A | 0.00%0 shares | −8.10 ppfrom 8.10%Below 5% | Jun 30, 2025 | SEC |
| Aug 13, 20254:27 PM ET | Goldman Sachs Group Incand 1 other | 13G/A | 0.00%308 shares | –Below 5% | Jun 30, 2025 | SEC |
| Jun 6, 20254:04 PM ET | Morgan Stanley | 13G/A | 0.00%0 shares | –Below 5% | May 30, 2025 | SEC |
| Apr 30, 202510:57 AM ET | Vanguard Group Inc | 13G/A | 5.38%2.82M shares | – | Mar 31, 2025 | SEC |
| Apr 15, 20255:30 PM ET | Glazer Capital, LLCand 1 other | 13G | 5.25%2.75M shares | New | Apr 8, 2025 | SEC |
| Mar 18, 20254:58 PM ET | Beryl Capital Management LLCand 3 others | 13G | 8.10%4.25M shares | New | Mar 11, 2025 | SEC |
| Mar 17, 202510:54 AM ET | Kynam Capital Management, LPand 4 others | 13G/A | 0.00%0 shares | –Below 5% | Mar 11, 2025 | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell 2seventy bio, Inc. shares.
No Form 144 notices for 2seventy bio, Inc. are on file.