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, Q3 2025
Institutional positions in Greenwich LifeSciences, Inc. as of Sep 30, 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
- 51
- 0 vs. Q2 2025
- Shares held
- 1.21M
- −17.5K (−1.4%) vs. Q2 2025
- Total value
- $12.1M
- +$909.3K (+8.1%) vs. Q2 2025
- New holders
- 5
- 16 more added
- Sold out
- 5
- 14 more reduced
Compare with Q2 2025: 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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 57 | $39.6M |
| Q1 2026 | 64 | $41.1M |
| Q4 2025 | 50 | $27.9M |
| Q3 2025 | 51 | $12.1M |
| Q2 2025 | 51 | $11.2M |
| Q1 2025 | 46 | $11.1M |
| Q4 2024 | 42 | $13.3M |
| Q3 2024 | 39 | $16.4M |
| Q2 2024 | 34 | $17.6M |
| Q1 2024 | 31 | $12.9M |
| Q4 2023 | 27 | $5.64M |
| Q3 2023 | 24 | $4.75M |
| Q2 2023 | 23 | $6.06M |
| Q1 2023 | 28 | $11.4M |
| Q4 2022 | 22 | $10.2M |
| Q3 2022 | 21 | $7.21M |
| Q2 2022 | 34 | $8.74M |
| Q1 2022 | 34 | $18.3M |
| Q4 2021 | 35 | $19.4M |
| Q3 2021 | 36 | $31.9M |
| Q2 2021 | 30 | $36.4M |
| Q1 2021 | 19 | $8.90M |
Institutions, Q3 2025
Shares, value and share of portfolio for each institution holding Greenwich LifeSciences, Inc.; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 363,299 | $3.61M | 0.00% | −3,882−1.1% | Reduced |
| Vanguard Group Inc | 282,181 | $2.81M | 0.00% | +13,179+4.9% | Added |
| Geode Capital Management, LLC | 142,116 | $1.41M | 0.00% | +3,134+2.3% | Added |
| State Street Corp | 81,946 | $815.4K | 0.00% | −301−0.4% | Reduced |
| Northern Trust Corp | 75,905 | $755.3K | 0.00% | −6,874−8.3% | Reduced |
| Renaissance Technologies LLC | 38,400 | $382.1K | 0.00% | +11,100+40.7% | Added |
| Marshall Wace, LLP | 32,051 | $318.9K | 0.00% | −24,091−42.9% | Reduced |
| Deutsche Bank AG | 21,502 | $213.9K | 0.00% | +21,502 | New |
| Citadel Advisors LLC | 20,942 | $208.4K | 0.00% | +7,174+52.1% | Added |
| STRS Ohio | 20,000 | $199.0K | 0.00% | 00.0% | Unchanged |
| Goldman Sachs Group Inc | 19,845 | $197.5K | 0.00% | +3,347+20.3% | Added |
| Charles Schwab Investment Management Inc | 19,002 | $189.1K | 0.00% | −47−0.2% | Reduced |
| Millennium Management LLC | 15,498 | $154.2K | 0.00% | −18,683−54.7% | Reduced |
| Bank of New York Mellon Corp | 15,128 | $150.5K | 0.00% | +532+3.6% | Added |
| Rhumbline Advisers | 9,167 | $91.2K | 0.00% | +192+2.1% | Added |
| Morgan Stanley | 8,721 | $86.8K | 0.00% | −3,045−25.9% | Reduced |
| Barclays PLC | 8,714 | $86.7K | 0.00% | −1,868−17.7% | Reduced |
| New York State Common Retirement Fund | 6,000 | $59.7K | 0.00% | 00.0% | Unchanged |
| Bank of America Corp | 4,877 | $48.5K | 0.00% | −363−6.9% | Reduced |
| UBS Group AG | 4,106 | $40.9K | 0.00% | +2,261+122.5% | Added |
| Wells Fargo & Company | 3,743 | $37.2K | 0.00% | +593+18.8% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 2,976 | $29.6K | 0.00% | −506−14.5% | Reduced |
| FMR LLC | 2,864 | $28.5K | 0.00% | −178−5.9% | Reduced |
| Police & Firemen's Retirement System of New Jersey | 2,768 | $27.5K | 0.00% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 2,541 | $25.3K | 0.00% | −339−11.8% | Reduced |
| Newbridge Financial Services Group, Inc. | 2,100 | $20.9K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 1,277 | $12.7K | 0.00% | −1,986−60.9% | Reduced |
| Royal Bank of Canada | 1,231 | $12.0K | 0.00% | +584+90.3% | Added |
| BNP Paribas Arbitrage, SA | 1,138 | $11.3K | 0.00% | +498+77.8% | Added |
| Legal & General Group Plc | 662 | $6.59K | 0.00% | 00.0% | Unchanged |
| Russell Investments Group, Ltd. | 649 | $6.46K | 0.00% | +261+67.3% | Added |
| Ameritas Investment Partners, Inc. | 585 | $5.82K | 0.00% | 00.0% | Unchanged |
| Founders Capital Management | 500 | $4.97K | 0.00% | 00.0% | Unchanged |
| California State Teachers Retirement System | 434 | $4.32K | 0.00% | +1+0.2% | Added |
| Citigroup Inc | 265 | $2.64K | 0.00% | −1,901−87.8% | Reduced |
| Amalgamated Bank | 207 | $2.00K | 0.00% | 00.0% | Unchanged |
| Washington Trust Advisors, Inc. | 200 | $1.99K | 0.00% | 00.0% | Unchanged |
| SRS Capital Advisors, Inc. | 123 | $1.22K | 0.00% | +123 | New |
| CWM, LLC | 60 | $1.00K | 0.00% | +1+1.7% | Added |
| Optiver Holding B.V. | 96 | $955 | 0.00% | +96 | New |
| Geneos Wealth Management Inc. | 88 | $876 | 0.00% | 00.0% | Unchanged |
| North Star Investment Management Corp. | 51 | $507 | 0.00% | 00.0% | Unchanged |
| Hopwood Financial Services, Inc. | 50 | $498 | 0.00% | 00.0% | Unchanged |
| Global Retirement Partners, LLC | 45 | $448 | 0.00% | 00.0% | Unchanged |
| EverSource Wealth Advisors, LLC | 32 | $318 | 0.00% | 00.0% | Unchanged |
| SBI Securities Co., Ltd. | 30 | $299 | 0.00% | 00.0% | Unchanged |
| The PNC Financial Services Group, Inc. | 29 | $289 | 0.00% | +29 | New |
| Nisa Investment Advisors, LLC | 27 | $269 | 0.00% | 00.0% | Unchanged |
| Sterling Capital Management LLC | 15 | $149 | 0.00% | +1+7.1% | Added |
| Advisor Group Holdings, Inc. | 6 | $61 | 0.00% | +1+20.0% | Added |
| Sunbelt Securities, Inc. | 5 | $50 | 0.00% | +5 | New |
| HighTower Advisors, LLC | 0 | $0 | 0.00% | −16,967−100.0% | Sold out |
| Raymond James Financial Inc | 0 | $0 | 0.00% | −718−100.0% | Sold out |
| Skopos Labs, Inc. | 0 | $0 | 0.00% | −244−100.0% | Sold out |
| Federation des caisses Desjardins du Quebec | 0 | $0 | 0.00% | −100−100.0% | Sold out |
| Jones Financial Companies LLLP | 0 | $0 | 0.00% | −10−100.0% | Sold out |