Greenwich LifeSciences, Inc. (GLSI) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

13,339,523Shares Outstanding

12,394Shares held by institutions

$312,825Value of institutional holdings

9.73%Institutional ownership %

15.10%Shares Changed QoQ

48No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

According to SEC filings for the period ending December 2025, Greenwich LifeSciences, Inc. (NASDAQ:GLSI) is held by 48 institutional firms.

Greenwich LifeSciences saw its institutional ownership percentage rose to 9.7% in December 2025 from 9.1% in September 2025.
Institutional share ownership changed by 15.10% QoQ, while the number of institutional owners saw an increase of 11.63% YoY.
Among the 48 institutional holders of Greenwich LifeSciences, 22 added to their stakes while 16 trimmed their positions and 10 held steady.
Collectively, institutional investors increased their stake in Greenwich LifeSciences to 1.30Mn shares as of December 2025, a change that is up by 170.29K shares quarter on quarter and up 117.49K shares year over year.
BlackRock, Inc.'s holding of 371.46K shares as of December 31, 2025 makes it the primary institutional investor in Greenwich LifeSciences, owning 2.78% of the stock.
Among the most significant buyers of Greenwich LifeSciences during December 2025 were CREDIT AGRICOLE S A (87.00K), Man Group plc (28.07K), MORGAN STANLEY (17.66K), STATE STREET CORP (15.83K), VANGUARD GROUP INC (14.44K).
Leading sellers of Greenwich LifeSciences stock in December 2025 included DEUTSCHE BANK AG\ (15.45K), STRS OHIO (14.30K), CITADEL ADVISORS LLC (9.11K), NORTHERN TRUST CORP (2.90K), Bank of New York Mellon Corp (1.26K).
The top 10 institutional holders of Greenwich LifeSciences for the quarter ending December 2025 included BlackRock, Inc. (371.46K), VANGUARD GROUP INC (296.62K), GEODE CAPITAL MANAGEMENT, LLC (151.68K), STATE STREET CORP (97.78K), CREDIT AGRICOLE S A (87.00K), NORTHERN TRUST CORP (73.01K), Man Group plc (28.07K), MORGAN STANLEY (26.38K), GOLDMAN SACHS GROUP INC (21.55K), CHARLES SCHWAB INVESTMENT MANAGEMENT INC (19.04K).

48 Institutional Holders

12,394 Total Shares Held

Rows:

Download Data

Owner Name	Date	Shares Held	Change (QoQ)	Change (%)	Value (USD)
BlackRock, Inc.	31 Dec, 2025	371,464	8,165	2.25%	$7,804,458.00
VANGUARD GROUP INC	31 Dec, 2025	296,624	14,443	5.12%	$6,232,071.00
GEODE CAPITAL MANAGEMENT, LLC	31 Dec, 2025	151,684	9,568	6.73%	$3,187,185.00
STATE STREET CORP	31 Dec, 2025	97,777	15,831	19.32%	$2,054,295.00
CREDIT AGRICOLE S A	31 Dec, 2025	87,000	87,000	0.00%	$1,827,870.00
NORTHERN TRUST CORP	31 Dec, 2025	73,009	-2,896	-3.82%	$1,533,920.00
Man Group plc	31 Dec, 2025	28,068	28,068	0.00%	$589,709.00
MORGAN STANLEY	31 Dec, 2025	26,379	17,658	202.48%	$554,223.00
GOLDMAN SACHS GROUP INC	31 Dec, 2025	21,545	1,700	8.57%	$452,660.00
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	31 Dec, 2025	19,041	39	0.21%	$400,051.00
Bank of New York Mellon Corp	31 Dec, 2025	13,866	-1,262	-8.34%	$291,325.00
CITADEL ADVISORS LLC	31 Dec, 2025	11,830	-9,112	-43.51%	$248,548.00
XTX Topco Ltd	31 Dec, 2025	10,325	10,325	0.00%	$216,928.00
BARCLAYS PLC	31 Dec, 2025	9,744	1,030	11.82%	$204,721.00
JANE STREET GROUP, LLC	31 Dec, 2025	9,677	9,677	0.00%	$203,313.00
RHUMBLINE ADVISERS	31 Dec, 2025	8,086	-1,081	-11.79%	$169,882.00
WELLS FARGO & COMPANY/MN	31 Dec, 2025	7,845	4,102	109.59%	$164,823.00
BANK OF AMERICA CORP /DE/	31 Dec, 2025	7,187	2,310	47.37%	$150,999.00
UBS Group AG	31 Dec, 2025	6,080	1,974	48.08%	$127,741.00
DEUTSCHE BANK AG\	31 Dec, 2025	6,051	-15,451	-71.86%	$127,132.00

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