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 2023
Institutional positions in Greenwich LifeSciences, Inc. as of Mar 31, 2023. 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
- 28
- +6 vs. Q4 2022
- Shares held
- 827.5K
- +156.1K (+23.3%) vs. Q4 2022
- Total value
- $11.4M
- +$1.21M (+11.9%) vs. Q4 2022
- New holders
- 6
- 8 more added
- Sold out
- 0
- 8 more reduced
Compare with Q4 2022: 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, Q1 2023
Shares, value and share of portfolio for each institution holding Greenwich LifeSciences, Inc.; share changes are against Q4 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Group Inc | 352,324 | $4.86M | 0.00% | +7,800+2.3% | Added |
| Millennium Management LLC | 69,804 | $963.0K | 0.00% | +34,081+95.4% | Added |
| Ameriprise Financial Inc | 65,608 | $904.7K | 0.00% | −42−0.1% | Reduced |
| BlackRock Inc. | 56,752 | $782.6K | 0.00% | +5,830+11.4% | Added |
| Renaissance Technologies LLC | 50,800 | $701.0K | 0.00% | +17,500+52.6% | Added |
| Marshall Wace, LLP | 43,031 | $593.4K | 0.00% | +528+1.2% | Added |
| Geode Capital Management, LLC | 39,933 | $550.7K | 0.00% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 37,100 | $511.6K | 0.00% | +37,100 | New |
| HRT Financial LP | 18,606 | $256.0K | 0.00% | +18,606 | New |
| Jane Street Group, LLC | 18,510 | $255.3K | 0.00% | +18,510 | New |
| State Street Corp | 13,002 | $179.3K | 0.00% | 00.0% | Unchanged |
| Gsa Capital Partners LLP | 12,658 | $175.0K | 0.02% | −120−0.9% | Reduced |
| Citigroup Inc | 12,498 | $172.3K | 0.00% | +12,498 | New |
| 683 Capital Management, LLC | 10,747 | $148.2K | 0.01% | −953−8.1% | Reduced |
| Citadel Advisors LLC | 10,354 | $142.8K | 0.00% | +10,354 | New |
| Morgan Stanley | 7,123 | $98.2K | 0.00% | −1,600−18.3% | Reduced |
| Bank of America Corp | 5,763 | $79.5K | 0.00% | −3,647−38.8% | Reduced |
| Tower Research Capital LLC (TRC) | 1,101 | $15.0K | 0.00% | +1,049+2,017.3% | Added |
| Newbridge Financial Services Group, Inc. | 900 | $12.4K | 0.01% | +400+80.0% | Added |
| Founders Capital Management | 500 | $7.00K | 0.01% | −500−50.0% | Reduced |
| Royal Bank of Canada | 109 | $2.00K | 0.00% | −591−84.4% | Reduced |
| FMR LLC | 115 | $1.58K | 0.00% | +1+0.9% | Added |
| North Star Investment Management Corp. | 51 | $703 | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 50 | $690 | 0.00% | 00.0% | Unchanged |
| AdvisorNet Financial, Inc | 50 | $690 | 0.00% | +50 | New |
| Wells Fargo & Company | 24 | $331 | 0.00% | 00.0% | Unchanged |
| UBS Group AG | 1 | $14 | 0.00% | −723−99.9% | Reduced |
| JPMorgan Chase & Co | 4 | $0 | 0.00% | 00.0% | Unchanged |