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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, Q2 2023

Institutional positions in 2seventy bio, Inc. as of Jun 30, 2023. 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
150
+3 vs. Q1 2023
Shares held
49.9M
+79.4K (+0.2%) vs. Q1 2023
Total value
$504.8M
−$3.26M (−0.6%) vs. Q1 2023
New holders
25
61 more added
Sold out
22
30 more reduced

Compare with Q1 2023: 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.

Institutional holdersQ2 2023: 150 institutions
Q1 2021: 0 institutionsQ2 2021: 0 institutionsQ3 2021: 0 institutionsQ4 2021: 128 institutionsQ1 2022: 134 institutionsQ2 2022: 134 institutionsQ3 2022: 134 institutionsQ4 2022: 142 institutionsQ1 2023: 147 institutionsQ2 2023: 150 institutionsQ3 2023: 146 institutionsQ4 2023: 116 institutionsQ1 2024: 117 institutionsQ2 2024: 115 institutionsQ3 2024: 115 institutionsQ4 2024: 117 institutionsQ1 2025: 140 institutionsQ2 2025: 3 institutionsQ3 2025: 0 institutionsQ4 2025: 0 institutionsQ1 2026: 0 institutionsQ2 2026: 0 institutions
Value heldQ2 2023: $504.8M
Q1 2021: $0Q2 2021: $0Q3 2021: $0Q4 2021: $479.3MQ1 2022: $543.6MQ2 2022: $457.1MQ3 2022: $493.6MQ4 2022: $317.3MQ1 2023: $508.0MQ2 2023: $504.8MQ3 2023: $214.8MQ4 2023: $205.8MQ1 2024: $250.9MQ2 2024: $183.4MQ3 2024: $212.5MQ4 2024: $135.1MQ1 2025: $234.5MQ2 2025: $508.1KQ3 2025: $0Q4 2025: $0Q1 2026: $0Q2 2026: $0
Institutions holding TSVT and their total value by quarter
QuarterHoldersValue
Q2 20260$0
Q1 20260$0
Q4 20250$0
Q3 20250$0
Q2 20253$508.1K
Q1 2025140$234.5M
Q4 2024117$135.1M
Q3 2024115$212.5M
Q2 2024115$183.4M
Q1 2024117$250.9M
Q4 2023116$205.8M
Q3 2023146$214.8M
Q2 2023150$504.8M
Q1 2023147$508.0M
Q4 2022142$317.3M
Q3 2022134$493.6M
Q2 2022134$457.1M
Q1 2022134$543.6M
Q4 2021128$479.3M
Q3 20210$0
Q2 20210$0
Q1 20210$0

Institutions, Q2 2023

Shares, value and share of portfolio for each institution holding 2seventy bio, Inc.; share changes are against Q1 2023.

Institutions holding TSVT in Q2 2023
InstitutionSharesValue% of portfolioChange in sharesAction
UBS Group AG82,432$834.2K0.00%−108,344−56.8%Reduced
Citigroup Inc85,450$864.8K0.00%−177,526−67.5%Reduced
Susquehanna International Group, LLP89,338$904.1K0.00%−78,878−46.9%Reduced
Nuveen Asset Management, LLC97,912$990.9K0.00%+23,231+31.1%Added
Jackson Creek Investment Advisors LLC97,946$991.0K0.40%+5,323+5.7%Added
Swiss National Bank98,302$994.8K0.00%+3,600+3.8%Added
Prudential Financial Inc99,966$1.01M0.00%+46,910+88.4%Added
Lion Point Capital, LP111,667$1.13M0.84%−58,333−34.3%Reduced
Two Sigma Investments, LP115,446$1.17M0.00%+115,446New
Barclays PLC122,778$1.24M0.00%−271,348−68.8%Reduced
Bank of America Corp150,027$1.52M0.00%−249,909−62.5%Reduced
Weiss Asset Management LP161,943$1.64M0.21%00.0%Unchanged
AlphaCentric Advisors LLC180,000$1.82M1.01%−122,500−40.5%Reduced
Bank of New York Mellon Corp184,220$1.86M0.00%+43,917+31.3%Added
Polar Asset Management Partners Inc.198,300$2.01M0.04%+198,300New
Moore Capital Management, LP200,000$2.02M0.05%+200,000New
Citadel Advisors LLC204,109$2.07M0.00%−2,162,130−91.4%Reduced
Mirae Asset Global Investments Co., Ltd.221,490$2.24M0.00%+64,090+40.7%Added
Rafferty Asset Management, LLC230,938$2.34M0.01%+8,967+4.0%Added
Tang Capital Management LLC250,000$2.53M0.37%00.0%Unchanged
Bleichroeder LP255,230$2.58M0.52%+89,823+54.3%Added
Dimensional Fund Advisors LP311,246$3.15M0.00%+311,246New
FMR LLC317,910$3.22M0.00%+11,673+3.8%Added
Charles Schwab Investment Management Inc417,829$4.23M0.00%+97,836+30.6%Added
Northern Trust Corp457,854$4.63M0.00%+107,856+30.8%Added
Boxer Capital, LLC459,836$4.65M0.22%00.0%Unchanged
Sectoral Asset Management Inc462,485$4.68M0.78%−13,515−2.8%Reduced
DAFNA Capital Management LLC496,416$5.02M1.37%+496,416New
Jacobs Levy Equity Management, Inc521,264$5.28M0.03%+405,084+348.7%Added
Clough Capital Partners L P529,110$5.35M0.54%+280,500+112.8%Added
Newtyn Management, LLC737,744$7.47M1.76%−767,256−51.0%Reduced
Morgan Stanley777,121$7.86M0.00%−388,205−33.3%Reduced
CHI Advisors LLC852,007$8.62M2.62%−2,993−0.4%Reduced
Geode Capital Management, LLC983,226$9.95M0.00%+241,754+32.6%Added
Credit Suisse AG1,020,953$10.3M0.01%+2,979+0.3%Added
JPMorgan Chase & Co1,172,214$11.9M0.00%−411,467−26.0%Reduced
Point72 Asset Management, L.P.1,276,952$12.9M0.04%+1,065,673+504.4%Added
Avidity Partners Management LP1,342,000$13.6M0.47%+1,342,000New
Bain Capital Life Sciences Investors, LLC1,408,901$14.3M1.47%00.0%Unchanged
ExodusPoint Capital Management, LP1,457,390$14.7M0.17%+428,350+41.6%Added
Goldman Sachs Group Inc1,624,252$16.4M0.00%−123,270−7.1%Reduced
Casdin Capital, LLC2,023,913$20.5M1.79%00.0%Unchanged
OrbiMed Advisors LLC2,391,628$24.2M0.47%00.0%Unchanged
Baker Bros. Advisors LP2,497,526$25.3M0.15%00.0%Unchanged
Wellington Management Group LLP2,879,922$29.1M0.01%+110,480+4.0%Added
Millennium Management LLC2,895,476$29.3M0.03%+952,858+49.1%Added
State Street Corp3,060,206$31.0M0.00%−87,183−2.8%Reduced
Vanguard Group Inc3,477,674$35.2M0.00%+573,640+19.8%Added
BlackRock Inc.4,135,184$41.8M0.00%+974,661+30.8%Added
Kynam Capital Management, LP4,890,706$49.5M7.59%+1,151,734+30.8%Added
Balyasny Asset Management LLC0$00.00%−1,437,302−100.0%Sold out
Iron Triangle Partners LP0$00.00%−868,939−100.0%Sold out
Artal Group S.A.0$00.00%−750,000−100.0%Sold out
Deep Track Capital, LP0$00.00%−350,000−100.0%Sold out
Saturn V Capital Management LLC0$00.00%−172,188−100.0%Sold out
Bank of Montreal0$00.00%−162,148−100.0%Sold out
Norges Bank0$00.00%−156,100−100.0%Sold out
Marshall Wace, LLP0$00.00%−65,558−100.0%Sold out
Renaissance Technologies LLC0$00.00%−56,500−100.0%Sold out
Prosight Management, LP0$00.00%−42,537−100.0%Sold out
TD Asset Management Inc0$00.00%−42,000−100.0%Sold out
HBK Investments L P0$00.00%−30,000−100.0%Sold out
Voloridge Investment Management, LLC0$00.00%−29,663−100.0%Sold out
Los Angeles Capital Management LLC0$00.00%−26,749−100.0%Sold out
SG Americas Securities, LLC0$00.00%−15,056−100.0%Sold out
Caas Capital Management LP0$00.00%−14,383−100.0%Sold out
Gabelli Funds LLC0$00.00%−10,433−100.0%Sold out
Sandia Investment Management LP0$00.00%−5,000−100.0%Sold out
Cubist Systematic Strategies, LLC0$00.00%−4,106−100.0%Sold out
Baillie Gifford & Co0$00.00%−286−100.0%Sold out
Advisory Services Network, LLC0$00.00%−229−100.0%Sold out
CWM, LLC0$00.00%−2−100.0%Sold out