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NasdaqGS - Delayed Quote USD

2seventy bio, Inc. (TSVT)

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4.9800
+0.0100
+(0.20%)
At close: April 17 at 4:00:00 PM EDT
4.9700
-0.01
(-0.20%)
After hours: April 17 at 5:39:02 PM EDT

Major Holders

Breakdown
6.55% % of Shares Held by All Insider
84.99% % of Shares Held by Institutions
90.95% % of Float Held by Institutions
161 Number of Institutions Holding Shares

Top Institutional Holders

HolderSharesDate Reported% OutValue
Kynam Capital Management, LP 5.95M Dec 31, 2024 11.38% 29,650,048
Goldman Sachs Group Inc 4.29M Dec 31, 2024 8.21% 21,388,607
Blackrock Inc. 4.22M Dec 31, 2024 8.07% 21,028,817
Vanguard Group Inc 3.76M Dec 31, 2024 7.19% 18,731,000
Morgan Stanley 2.92M Dec 31, 2024 5.58% 14,531,062
Newtyn Management, Llc 2.53M Dec 31, 2024 4.84% 12,623,483
Bank of America Corporation 2.52M Dec 31, 2024 4.81% 12,529,167
Baker Bros. Advisors, LP 2.5M Dec 31, 2024 4.77% 12,437,679
Casdin Capital, LLC 2M Dec 31, 2024 3.82% 9,960,000
Regeneron Pharmaceuticals Inc 1.25M Dec 31, 2024 2.40% 6,249,038

Top Mutual Fund Holders

HolderSharesDate Reported% OutValue
VANGUARD INDEX FUNDS-Vanguard Total Stock Market Index Fund 1.53M Dec 31, 2024 2.92% 7,599,480
iShares Trust-iShares Russell 2000 ETF 1.32M Mar 31, 2025 2.52% 6,567,459
VANGUARD INDEX FUNDS-Vanguard Extended Market Index Fund 780.36k Dec 31, 2024 1.49% 3,886,177
VANGUARD HORIZON FUNDS-Vanguard Strategic Equity Fund 702.79k Dec 31, 2024 1.34% 3,499,879
Fidelity Salem Street Trust-Fidelity Small Cap Index Fund 481.64k Jan 31, 2025 0.92% 2,398,552
iShares Trust-iShares Russell 2000 Value ETF 442.88k Mar 31, 2025 0.85% 2,205,537
iShares Trust-iShares Biotechnology ETF 301.27k Mar 31, 2025 0.58% 1,500,309
Fidelity Concord Street Trust-Fidelity Extended Market Index Fund 280.73k Feb 28, 2025 0.54% 1,398,055
SCHWAB STRATEGIC TRUST-Schwab U.S. Small-Cap ETF 252.23k Nov 30, 2024 0.48% 1,256,095
VANGUARD SCOTTSDALE FUNDS-Vanguard Russell 2000 Index Fund 228.89k Nov 30, 2024 0.44% 1,139,887

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