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Greenwich LifeSciences, Inc.

GLSI
Exchange
Nasdaq
Industry
Pharmaceutical Preparations
SEC CIK
0001799788

In the last 90 days, Greenwich LifeSciences, Inc. insiders filed 3 open-market purchases and 0 sales; 57 institutions reported holding it in 13F filings for Q2 2026, worth $39.6M in total; no superinvestor holds it.

13F holders, Q1 2025

Institutional positions in Greenwich LifeSciences, Inc. as of Mar 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
46
+5 vs. Q4 2024
Shares held
1.16M
−18.8K (−1.6%) vs. Q4 2024
Total value
$11.1M
−$2.17M (−16.4%) vs. Q4 2024
New holders
7
9 more added
Sold out
2
13 more reduced

1 institution that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2024: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting GLSI on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ1 2025: 46 institutions
Q1 2021: 19 institutionsQ2 2021: 30 institutionsQ3 2021: 36 institutionsQ4 2021: 35 institutionsQ1 2022: 34 institutionsQ2 2022: 34 institutionsQ3 2022: 21 institutionsQ4 2022: 22 institutionsQ1 2023: 28 institutionsQ2 2023: 23 institutionsQ3 2023: 24 institutionsQ4 2023: 27 institutionsQ1 2024: 31 institutionsQ2 2024: 34 institutionsQ3 2024: 39 institutionsQ4 2024: 42 institutionsQ1 2025: 46 institutionsQ2 2025: 51 institutionsQ3 2025: 51 institutionsQ4 2025: 50 institutionsQ1 2026: 64 institutionsQ2 2026: 57 institutions
Value heldQ1 2025: $11.1M
Q1 2021: $8.90MQ2 2021: $36.4MQ3 2021: $31.9MQ4 2021: $19.4MQ1 2022: $18.3MQ2 2022: $8.74MQ3 2022: $7.21MQ4 2022: $10.2MQ1 2023: $11.4MQ2 2023: $6.06MQ3 2023: $4.75MQ4 2023: $5.64MQ1 2024: $12.9MQ2 2024: $17.6MQ3 2024: $16.4MQ4 2024: $13.3MQ1 2025: $11.1MQ2 2025: $11.2MQ3 2025: $12.1MQ4 2025: $27.9MQ1 2026: $41.1MQ2 2026: $39.6M
Institutions holding GLSI and their total value by quarter
QuarterHoldersValue
Q2 202657$39.6M
Q1 202664$41.1M
Q4 202550$27.9M
Q3 202551$12.1M
Q2 202551$11.2M
Q1 202546$11.1M
Q4 202442$13.3M
Q3 202439$16.4M
Q2 202434$17.6M
Q1 202431$12.9M
Q4 202327$5.64M
Q3 202324$4.75M
Q2 202323$6.06M
Q1 202328$11.4M
Q4 202222$10.2M
Q3 202221$7.21M
Q2 202234$8.74M
Q1 202234$18.3M
Q4 202135$19.4M
Q3 202136$31.9M
Q2 202130$36.4M
Q1 202119$8.90M

Institutions, Q1 2025

Shares, value and share of portfolio for each institution holding Greenwich LifeSciences, Inc.; share changes are against Q4 2024.

Institutions holding GLSI in Q1 2025
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock, Inc.352,191$3.36M0.00%−5,653−1.6%Reduced
Vanguard Group Inc270,306$2.58M0.00%−4,685−1.7%Reduced
Geode Capital Management, LLC137,010$1.31M0.00%+2,939+2.2%Added
Credit Agricole S A87,000$830.0K0.00%00.0%Unchanged
Northern Trust Corp84,633$807.4K0.00%−2,790−3.2%Reduced
State Street Corp75,208$717.5K0.00%+2,000+2.7%Added
Charles Schwab Investment Management Inc19,007$181.3K0.00%+2,552+15.5%Added
STRS Ohio18,600$177.4K0.00%00.0%Unchanged
HighTower Advisors, LLC15,407$147.0K0.00%+15,407New
Citadel Advisors LLC13,314$127.0K0.00%+13,314New
Renaissance Technologies LLC12,500$119.3K0.00%−10,200−44.9%Reduced
Bank of New York Mellon Corp11,203$106.9K0.00%00.0%Unchanged
Rhumbline Advisers9,673$92.3K0.00%+3,168+48.7%Added
Morgan Stanley9,547$91.1K0.00%−4,227−30.7%Reduced
Barclays PLC6,633$63.3K0.00%−3,015−31.3%Reduced
New York State Common Retirement Fund6,000$57.2K0.00%00.0%Unchanged
Bank of America Corp5,362$51.2K0.00%−1,900−26.2%Reduced
Citigroup Inc4,339$41.4K0.00%−540−11.1%Reduced
Mirae Asset Global ETFs Holdings Ltd.3,638$34.7K0.00%+156+4.5%Added
UBS Group AG3,196$30.5K0.00%−3,361−51.3%Reduced
JPMorgan Chase & Co3,055$29.1K0.00%−4,006−56.7%Reduced
Corebridge Financial, Inc.2,985$28.5K0.00%−44−1.5%Reduced
Wells Fargo & Company2,911$27.8K0.00%+64+2.2%Added
Royal Bank of Canada1,734$16.0K0.00%+1,108+177.0%Added
Newbridge Financial Services Group, Inc.1,300$12.4K0.00%00.0%Unchanged
Tower Research Capital LLC (TRC)1,007$9.61K0.00%−41−3.9%Reduced
Legal & General Group Plc662$6.32K0.00%00.0%Unchanged
Ameritas Investment Partners, Inc.585$5.58K0.00%00.0%Unchanged
Founders Capital Management500$4.77K0.00%00.0%Unchanged
FMR LLC463$4.42K0.00%+327+240.4%Added
California State Teachers Retirement System433$4.13K0.00%00.0%Unchanged
BNP Paribas Arbitrage, SA424$4.04K0.00%−652−60.6%Reduced
Amalgamated Bank207$2.00K0.00%00.0%Unchanged
Washington Trust Advisors, Inc.200$1.91K0.00%00.0%Unchanged
Russell Investments Group, Ltd.168$1.60K0.00%+168New
GAMMA Investing LLC126$1.20K0.00%+126New
Federation des caisses Desjardins du Quebec100$9540.00%00.0%Unchanged
Geneos Wealth Management Inc.88$8400.00%00.0%Unchanged
Nisa Investment Advisors, LLC65$6200.00%+65New
North Star Investment Management Corp.51$4870.00%00.0%Unchanged
Hopwood Financial Services, Inc.50$4770.00%00.0%Unchanged
SBI Securities Co., Ltd.30$2860.00%00.0%Unchanged
Sterling Capital Management LLC6$570.00%00.0%Unchanged
EverSource Wealth Advisors, LLC3$290.00%+3New
True Wealth Design, LLC2$200.00%+2New
CWM, LLC40$00.00%+29+263.6%Added
Goldman Sachs Group Inc0$00.00%−15,070−100.0%Sold out
Brown Brothers Harriman & Co0$00.00%−4,000−100.0%Sold out
Global Retirement Partners, LLC––––Not filed