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 |
|---|---|---|---|---|---|
| Sunbelt Securities, Inc. | 5 | $50 | 0.00% | +5 | New |
| Advisor Group Holdings, Inc. | 6 | $61 | 0.00% | +1+20.0% | Added |
| Sterling Capital Management LLC | 15 | $149 | 0.00% | +1+7.1% | Added |
| Nisa Investment Advisors, LLC | 27 | $269 | 0.00% | 00.0% | Unchanged |
| The PNC Financial Services Group, Inc. | 29 | $289 | 0.00% | +29 | New |
| SBI Securities Co., Ltd. | 30 | $299 | 0.00% | 00.0% | Unchanged |
| EverSource Wealth Advisors, LLC | 32 | $318 | 0.00% | 00.0% | Unchanged |
| Global Retirement Partners, LLC | 45 | $448 | 0.00% | 00.0% | Unchanged |
| Hopwood Financial Services, Inc. | 50 | $498 | 0.00% | 00.0% | Unchanged |
| North Star Investment Management Corp. | 51 | $507 | 0.00% | 00.0% | Unchanged |
| Geneos Wealth Management Inc. | 88 | $876 | 0.00% | 00.0% | Unchanged |
| Optiver Holding B.V. | 96 | $955 | 0.00% | +96 | New |
| CWM, LLC | 60 | $1.00K | 0.00% | +1+1.7% | Added |
| SRS Capital Advisors, Inc. | 123 | $1.22K | 0.00% | +123 | New |
| Washington Trust Advisors, Inc. | 200 | $1.99K | 0.00% | 00.0% | Unchanged |
| Amalgamated Bank | 207 | $2.00K | 0.00% | 00.0% | Unchanged |
| Citigroup Inc | 265 | $2.64K | 0.00% | −1,901−87.8% | Reduced |
| California State Teachers Retirement System | 434 | $4.32K | 0.00% | +1+0.2% | Added |
| Founders Capital Management | 500 | $4.97K | 0.00% | 00.0% | Unchanged |
| Ameritas Investment Partners, Inc. | 585 | $5.82K | 0.00% | 00.0% | Unchanged |
| Russell Investments Group, Ltd. | 649 | $6.46K | 0.00% | +261+67.3% | Added |
| Legal & General Group Plc | 662 | $6.59K | 0.00% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 1,138 | $11.3K | 0.00% | +498+77.8% | Added |
| Royal Bank of Canada | 1,231 | $12.0K | 0.00% | +584+90.3% | Added |
| Tower Research Capital LLC (TRC) | 1,277 | $12.7K | 0.00% | −1,986−60.9% | Reduced |
| Newbridge Financial Services Group, Inc. | 2,100 | $20.9K | 0.00% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 2,541 | $25.3K | 0.00% | −339−11.8% | Reduced |
| Police & Firemen's Retirement System of New Jersey | 2,768 | $27.5K | 0.00% | 00.0% | Unchanged |
| FMR LLC | 2,864 | $28.5K | 0.00% | −178−5.9% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 2,976 | $29.6K | 0.00% | −506−14.5% | Reduced |
| Wells Fargo & Company | 3,743 | $37.2K | 0.00% | +593+18.8% | Added |
| UBS Group AG | 4,106 | $40.9K | 0.00% | +2,261+122.5% | Added |
| Bank of America Corp | 4,877 | $48.5K | 0.00% | −363−6.9% | Reduced |
| New York State Common Retirement Fund | 6,000 | $59.7K | 0.00% | 00.0% | Unchanged |
| Barclays PLC | 8,714 | $86.7K | 0.00% | −1,868−17.7% | Reduced |
| Morgan Stanley | 8,721 | $86.8K | 0.00% | −3,045−25.9% | Reduced |
| Rhumbline Advisers | 9,167 | $91.2K | 0.00% | +192+2.1% | Added |
| Bank of New York Mellon Corp | 15,128 | $150.5K | 0.00% | +532+3.6% | Added |
| Millennium Management LLC | 15,498 | $154.2K | 0.00% | −18,683−54.7% | Reduced |
| Charles Schwab Investment Management Inc | 19,002 | $189.1K | 0.00% | −47−0.2% | Reduced |
| Goldman Sachs Group Inc | 19,845 | $197.5K | 0.00% | +3,347+20.3% | Added |
| STRS Ohio | 20,000 | $199.0K | 0.00% | 00.0% | Unchanged |
| Citadel Advisors LLC | 20,942 | $208.4K | 0.00% | +7,174+52.1% | Added |
| Deutsche Bank AG | 21,502 | $213.9K | 0.00% | +21,502 | New |
| Marshall Wace, LLP | 32,051 | $318.9K | 0.00% | −24,091−42.9% | Reduced |
| Renaissance Technologies LLC | 38,400 | $382.1K | 0.00% | +11,100+40.7% | Added |
| Northern Trust Corp | 75,905 | $755.3K | 0.00% | −6,874−8.3% | Reduced |
| State Street Corp | 81,946 | $815.4K | 0.00% | −301−0.4% | Reduced |
| Geode Capital Management, LLC | 142,116 | $1.41M | 0.00% | +3,134+2.3% | Added |
| Vanguard Group Inc | 282,181 | $2.81M | 0.00% | +13,179+4.9% | Added |
| BlackRock, Inc. | 363,299 | $3.61M | 0.00% | −3,882−1.1% | Reduced |
| 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 |