Cartesian Therapeutics, Inc. (RNAC) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

35,143,750Shares Outstanding

98,422Shares held by institutions

$664,349Value of institutional holdings

14.64%Institutional ownership %

4.01%Shares Changed QoQ

66No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

A total of 66 institutions have reported a stake in Cartesian Therapeutics, Inc. (NASDAQ:RNAC) as of December 2025, according to recent 13F filings with the SEC.

These investors collectively held 14.6% of the company's total shares outstanding in December 2025, down from 17.0% in September 2025.
Quarterly data indicates a 4.01% shift in institutional share volume, and the annual owner count reflects a decrease of 4.35%.
Among the 66 institutional holders of Cartesian Therapeutics, 38 added to their stakes while 15 trimmed their positions and 13 held steady.
Collectively, institutional investors increased their stake in Cartesian Therapeutics to 5.14Mn shares as of December 2025, a change that is up by 198.30K shares quarter on quarter and down 1.52Mn shares year over year.
With 1.37Mn shares, FMR LLC commands the largest institutional position in Cartesian Therapeutics as of December 31, 2025, equating to 3.89% of the company.
Among the most significant buyers of Cartesian Therapeutics during December 2025 were Privium Fund Management B.V. (172.50K), MILLENNIUM MANAGEMENT LLC (139.01K), BANK OF AMERICA CORP /DE/ (99.02K), MARSHALL WACE, LLP (93.33K), TWO SIGMA INVESTMENTS, LP (91.28K).
Leading sellers of Cartesian Therapeutics stock in December 2025 included FMR LLC (788.79K), BlackRock, Inc. (39.65K), ROYAL BANK OF CANADA (35.32K), GSA CAPITAL PARTNERS LLP (8.87K), NORTHERN TRUST CORP (4.28K).
The top 10 institutional holders of Cartesian Therapeutics for the quarter ending December 2025 included FMR LLC (1.37Mn), BlackRock, Inc. (609.70K), VANGUARD GROUP INC (541.23K), 683 Capital Management, LLC (280.00K), Erste Asset Management GmbH (271.70K), GEODE CAPITAL MANAGEMENT, LLC (255.54K), STATE STREET CORP (198.97K), MARSHALL WACE, LLP (178.14K), Privium Fund Management B.V. (172.50K), MILLENNIUM MANAGEMENT LLC (164.37K).

66 Institutional Holders

98,422 Total Shares Held

Rows:

Download Data

Owner Name	Date	Shares Held	Change (QoQ)	Change (%)	Value (USD)
FMR LLC	31 Dec, 2025	1,366,989	-788,794	-36.59%	$9,855,990.00
BlackRock, Inc.	31 Dec, 2025	609,696	-39,645	-6.11%	$4,395,908.00
VANGUARD GROUP INC	31 Dec, 2025	541,228	20,506	3.94%	$3,902,253.00
683 Capital Management, LLC	31 Dec, 2025	280,000	50,000	21.74%	$2,018,800.00
Erste Asset Management GmbH	31 Dec, 2025	271,705	11,694	4.50%	$1,956,354.00
GEODE CAPITAL MANAGEMENT, LLC	31 Dec, 2025	255,539	13,710	5.67%	$1,842,696.00
STATE STREET CORP	31 Dec, 2025	198,967	1,301	0.66%	$1,434,552.00
MARSHALL WACE, LLP	31 Dec, 2025	178,140	93,334	110.06%	$1,284,388.00
Privium Fund Management B.V.	31 Dec, 2025	172,500	172,500	0.00%	$1,243,725.00
MILLENNIUM MANAGEMENT LLC	31 Dec, 2025	164,366	139,009	548.21%	$1,185,079.00
BANK OF AMERICA CORP /DE/	31 Dec, 2025	113,092	99,023	703.84%	$815,393.00
JACOBS LEVY EQUITY MANAGEMENT, INC	31 Dec, 2025	95,799	65,798	219.32%	$690,711.00
TWO SIGMA INVESTMENTS, LP	31 Dec, 2025	91,278	91,278	0.00%	$658,114.00
NORTHERN TRUST CORP	31 Dec, 2025	87,013	-4,276	-4.68%	$627,364.00
CITADEL ADVISORS LLC	31 Dec, 2025	79,785	9,261	13.13%	$575,250.00
GSA CAPITAL PARTNERS LLP	31 Dec, 2025	77,227	-8,868	-10.30%	$557.00
UBS Group AG	31 Dec, 2025	67,341	57,393	576.93%	$485,528.00
Walleye Capital LLC	31 Dec, 2025	43,878	43,878	0.00%	$316,360.00
RENAISSANCE TECHNOLOGIES LLC	31 Dec, 2025	41,100	41,100	0.00%	$296,331.00
Point72 Asset Management, L.P.	31 Dec, 2025	33,871	33,871	0.00%	$244,207.00

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