2seventy bio, Inc.

NasdaqGS:TSVT Stock Report

Market Cap: US$163.0m

2seventy bio Ownership

Who are the major shareholders and have insiders been buying or selling?

Recent Insider Transactions

NasdaqGS:TSVT Recent Insider Transactions by Companies or Individuals
DateValueNameEntityRoleSharesMax Price
18 Nov 24SellUS$13,182Marcela MausIndividual3,900US$3.38
03 Oct 24SellUS$5,718Victoria EatwellIndividual1,230US$4.65
03 Oct 24SellUS$3,157Jessica SnowIndividual679US$4.65
14 Aug 24SellUS$33,760Jessica SnowIndividual7,816US$4.32
05 Aug 24SellUS$52Victoria EatwellIndividual13US$3.99
02 Jul 24SellUS$48Victoria EatwellIndividual12US$4.02
02 Jul 24SellUS$56Jessica SnowIndividual14US$4.02
03 Jun 24SellUS$2,714Jessica SnowIndividual649US$4.18
03 Jun 24SellUS$4,881Victoria EatwellIndividual1,167US$4.18
03 May 24SellUS$74Jessica SnowIndividual15US$4.91
26 Mar 24BuyUS$203,992Casdin Capital, LLCCompany40,000US$5.10
25 Mar 24BuyUS$3,899,050Casdin Capital, LLCCompany777,377US$5.12
05 Jan 24SellUS$5,833Nick LeschlyIndividual1,554US$3.75
05 Jan 24SellUS$2,984Philip GregoryIndividual795US$3.75
05 Jan 24SellUS$5,180William BairdIndividual1,380US$3.75
03 Jan 24SellUS$279,739Nick LeschlyIndividual72,312US$3.87
03 Jan 24SellUS$130,179William BairdIndividual33,651US$3.87
03 Jan 24SellUS$99,084Philip GregoryIndividual25,613US$3.87

Insider Trading Volume

Insider Buying: TSVT insiders have only sold shares in the past 3 months.

Ownership Breakdown

What is the ownership structure of TSVT?
Owner TypeNumber of SharesOwnership Percentage
Individual Insiders1,498,9662.91%
General Public4,542,1538.8%
Hedge Funds5,953,82511.5%
Institutions39,593,47676.7%

Dilution of Shares: Shareholders have not been meaningfully diluted in the past year.

Top Shareholders

Top 25 shareholders own 81.59% of the company
OwnershipNameSharesCurrent ValueChange %Portfolio %
11.5%
Kynam Capital Management, LP
5,953,825US$18.8m0%1.5%
8.09%
Goldman Sachs Group, Investment Banking and Securities Investments
4,173,847US$13.2m1.93%0.01%
7.5%
BlackRock, Inc.
3,870,096US$12.2m5.71%no data
7.31%
The Vanguard Group, Inc.
3,772,232US$11.9m3.94%no data
5.45%
Morgan Stanley, Investment Banking and Brokerage Investments
2,813,087US$8.9m-11.5%no data
4.97%
Madison Avenue Partners, LP
2,563,222US$8.1m0%0.6%
4.92%
Newtyn Management, LLC
2,540,000US$8.0m2.21%0.95%
4.84%
Baker Bros. Advisors LP
2,497,526US$7.9m0%0.07%
3.88%
Casdin Capital, LLC
2,000,000US$6.3m0%0.43%
2.58%
Deutsche Asset & Wealth Management
1,330,950US$4.2m-25.4%no data
2.5%
Engine Capital Management, LP
1,289,949US$4.1m-13.7%0.66%
2.28%
Geode Capital Management, LLC
1,176,244US$3.7m1.13%no data
2.05%
State Street Global Advisors, Inc.
1,058,773US$3.3m1.5%no data
1.93%
Eversept Partners, L.P.
998,079US$3.2m-9.9%0.27%
1.55%
Cowen Inc,Private Banking and Investment Banking Investments
800,000US$2.5m0%0.07%
1.43%
Nick Leschly
736,599US$2.3m0%no data
1.22%
Dafna Capital Management, LLC
630,029US$2.0m-40%0.51%
1.17%
Bank of America Corporation, Asset Management Arm
602,408US$1.9m-0.59%no data
1.14%
Healthcare of Ontario Pension Plan
590,000US$1.9m-59.8%no data
1.02%
Venator Management LLC
525,000US$1.7m8.25%0.47%
0.96%
JP Morgan Asset Management
493,546US$1.6m-3.53%no data
0.91%
Marshall Wace LLP
468,883US$1.5m-29.7%no data
0.8%
Charles Schwab Investment Management, Inc.
413,599US$1.3m-7.94%no data
0.78%
Northern Trust Global Investments
402,613US$1.3m-2.74%no data
0.75%
Pleasant Lake Partners LLC
388,416US$1.2m0%0.21%