2seventy bio, Inc.

TSVTDelisted May 13, 2025

Industry: Pharmaceutical Preparations
SEC CIK: 0001860782

SEC filings (opens in a new tab)

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.

Q4 2024 vs. Q3 2024

How the institutions holding 2seventy bio, Inc. changed between Q3 2024 and Q4 2024.

All holders in Q4 2024 All holders in Q3 2024

13F holders of TSVT: Q3 2024 compared with Q4 2024
Measure	Q3 2024	Of which not filed for Q4 2024	Q4 2024	Change
Holders	115	3	117	+5
Shares	45.0M	37.8K	46.0M	+975.7K (+2.2%)
Value	$212.5M	$178.3K	$135.1M	−$77.2M (−36.4%)

3 institutions that held it in Q3 2024 haven't filed for Q4 2024 yet. Not filing isn't selling, so the changes leave them out.

New holders (23)

Institutions that held 2seventy bio, Inc. at the end of Q4 2024 but not at the end of Q3 2024.

Institutions new to TSVT in Q4 2024
Institution	Shares	Value	% of portfolio
Regeneron Pharmaceuticals, Inc.	1,254,827	$3.69M	0.34%
Toronto Dominion Bank	800,000	$2.35M	0.00%
Point72 Asset Management, L.P.	310,637	$913.3K	0.00%
Monimus Capital Management, LP	263,644	$775.1K	0.73%
Susquehanna Fundamental Investments, LLC	93,480	$274.8K	0.00%
Susquehanna International Group, LLP	33,195	$97.6K	0.00%
Raymond James Financial Inc	17,547	$51.6K	0.00%
ProShare Advisors LLC	16,206	$47.6K	0.00%
BNP Paribas Arbitrage, SA	12,073	$35.5K	0.00%
Police & Firemen's Retirement System of New Jersey	11,701	$34.4K	0.00%
China Universal Asset Management Co., Ltd.	10,939	$32.2K	0.00%
Skopos Labs, Inc.	5,986	$17.6K	0.01%
Mirae Asset Global Investments Co., Ltd.	1,719	$5.24K	0.00%
GF Fund Management Co. Ltd.	1,083	$3.18K	0.00%
Raiffeisen Bank International AG	746	$2.25K	0.00%
R Squared Ltd	690	$2.03K	0.00%
SBI Securities Co., Ltd.	403	$1.19K	0.00%
MAI Capital Management	100	$294	0.00%
WPG Advisers, LLC	10	$29	0.00%
Cullen/Frost Bankers, Inc.	3	$9	0.00%
IFP Advisors, Inc	0	$9	0.00%
EverSource Wealth Advisors, LLC	2	$6	0.00%
Harbour Investments, Inc.	1	$3	0.00%

Sold out (18)

Institutions that held 2seventy bio, Inc. at the end of Q3 2024 and filed for Q4 2024 without it.

Institutions that sold out of TSVT in Q4 2024
Institution	Shares, Q3 2024	Value, Q3 2024
Cowen and Company, LLC	800,000	$3.78M
HighVista Strategies LLC	95,454	$450.5K
AQR Capital Management LLC	57,680	$272.2K
Jane Street Group, LLC	54,167	$255.7K
Brown Wealth Management, LLC	25,000	$118.0K
XTX Topco Ltd	24,416	$115.2K
Mariner, LLC	14,196	$67.1K
SkyView Investment Advisors, LLC	12,500	$59.0K
Erste Asset Management GmbH	4,999	$24.6K
nVerses Capital, LLC	2,300	$10.9K
Comerica Bank	835	$3.94K
Huntington National Bank	233	$1.10K
CWM, LLC	212	$1.00K
C M Bidwell & Associates Ltd	86	$406
Capital Performance Advisors LLP	24	$113
Painted Porch Advisors LLC	10	$47
TFC Financial Management	4	$19
Flputnam Investment Management Co	925	–

Not filed for Q4 2024 yet (3)

Institutions that held 2seventy bio, Inc. at the end of Q3 2024 and haven't filed a 13F for Q4 2024. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding TSVT in Q3 2024 that haven't filed for Q4 2024
Institution	Shares, Q3 2024	Value, Q3 2024
AJOVista, LLC	20,255	$95.6K
Raymond James Financial Services Advisors, Inc.	17,421	$82.2K
Halpern Financial, Inc.	100	$481