GLSI — GREENWICH LIFESCIENCES INC
As of Q2 2026, 16 SEC-registered investment managers reported holding GLSI (GREENWICH LIFESCIENCES INC) in their latest 13F filings, with a combined reported value of $22.19M across 945.75K shares. That is +8.2% by share count (+72.08K shares) versus the previous quarter, while reported value moved +5.7%. Ownership is concentrated: the five largest holders account for 87.3% of reported value and the top ten for 98.3%.
Compared with the prior quarter, 2 opened new positions, 11 added to existing stakes, 2 trimmed, 2 exited entirely. 13F holdings are quarter-end snapshots, so these moves reflect positioning as of Q2 2026, not real-time trading.
GLSI is classified in the Health Care sector.
All figures on this page are computed from SEC Form 13F quarterly filings. 13F filers disclose long positions of $100,000 or more within 45 days of quarter end; short positions, options overlays and intra-quarter trades are not included, so treat the numbers as a quarterly snapshot of institutional ownership rather than real-time positioning.
| Fund | Quarter | Shares | Value | Portfolio Weight | Change |
|---|---|---|---|---|---|
| BlackRock Inc history | Q2 2026 | 485.85K | $11.40M | 0.00% | Add |
| Vanguard Group history | Q4 2025 | 296.62K | $6.23M | 0.00% | Add |
| Invesco Ltd history | Q3 2021 | 148.09K | $5.79M | 0.00% | New |
| Geode Capital Management history | Q2 2026 | 168.18K | $3.95M | 0.00% | Add |
| Northern Trust Corp history | Q2 2026 | 80.23K | $1.88M | 0.00% | Add |
| BNY Mellon history | Q2 2026 | 47.90K | $1.12M | 0.00% | Add |
| Morgan Stanley history | Q2 2026 | 43.45K | $1.02M | 0.00% | Add |
| Goldman Sachs Group history | Q2 2026 | 39.33K | $922.66K | 0.00% | Hold |
| Marshall Wace history | Q1 2026 | 25.66K | $616.31K | 0.00% | New |
| UBS Group AG history | Q2 2026 | 23.41K | $549.17K | 0.00% | Add |
| MFS Investment Management history | Q2 2026 | 17.92K | $420.45K | 0.00% | New |
| Millennium Management history | Q1 2026 | 17.40K | $417.90K | 0.00% | New |
| Charles Schwab Investment Management history | Q2 2026 | 17.10K | $401.12K | 0.00% | Add |
| Renaissance Technologies history | Q3 2025 | 38.40K | $382.08K | 0.00% | Add |
| Citadel Advisors history | Q4 2025 | 11.83K | $248.55K | 0.00% | Reduce |
| Two Sigma Investments history | Q2 2022 | 21.43K | $182.00K | 0.00% | New |
| Bank of America Corp history | Q4 2025 | 7.19K | $151.00K | 0.00% | Add |
| D. E. Shaw & Co history | Q2 2022 | 17.63K | $149.00K | 0.00% | New |
| Wells Fargo & Co history | Q2 2026 | 6.14K | $144.14K | 0.00% | Add |
| Deutsche Bank AG history | Q2 2026 | 5.35K | $125.53K | 0.00% | Add |
New Positions (Q2 2026)
- MFS Investment Management 17.92K sh · $420.45K
- JPMorgan Chase & Co 2.91K sh · $67.56K
Fully Exited (vs previous quarter)
- Marshall Wace sold 25.66K sh · $616.31K
- Millennium Management sold 17.40K sh · $417.90K
Fund Position History — shares by quarter (top 20 funds)
| Fund | Q3 2021 | Q4 2021 | Q1 2022 | Q2 2022 | Q3 2022 | Q4 2022 | Q1 2023 | Q2 2023 | Q3 2023 | Q4 2023 | Q1 2024 | Q2 2024 | Q3 2024 | Q4 2024 | Q1 2025 | Q2 2025 | Q3 2025 | Q4 2025 | Q1 2026 | Q2 2026 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| BlackRock Inc | — | — | — | — | — | — | — | — | — | — | — | — | 350.14K | 357.84K | 352.19K | 367.18K | 363.30K | 371.46K | 433.86K | 485.85K |
| Geode Capital Management | 56.92K | 67.42K | 69.71K | 40.98K | 42.26K | 39.93K | 39.93K | 39.93K | 46.09K | 46.82K | 58.24K | 127.69K | 133.55K | 134.07K | 137.01K | 138.98K | 142.12K | 151.68K | 155.47K | 168.18K |
| Northern Trust Corp | 36.51K | 36.64K | 35.06K | — | — | — | — | — | — | 20.98K | 21.21K | 24.32K | 74.50K | 87.42K | 84.63K | 82.78K | 75.91K | 73.01K | 75.12K | 80.23K |
| BNY Mellon | 9.93K | 10.11K | 10.11K | — | — | — | — | — | — | — | — | 15.29K | 11.20K | 11.20K | 11.20K | 14.60K | 15.13K | 13.87K | 46.52K | 47.90K |
| Morgan Stanley | 697 | 36.16K | 21.71K | 73.19K | 35.23K | 8.72K | 7.12K | 757 | 280 | 280 | 6.23K | 7.05K | 17.03K | 13.77K | 9.55K | 11.77K | 8.72K | 26.38K | 29.83K | 43.45K |
| Goldman Sachs Group | — | — | — | 12.32K | — | — | — | — | — | — | 41.51K | — | — | 15.07K | — | 16.50K | 19.84K | 21.55K | 39.52K | 39.33K |
| UBS Group AG | 4.31K | 2.76K | 825 | 870 | 1.81K | 724 | 1 | 228 | 1 | 1.84K | 402 | 1.81K | 2.81K | 6.56K | 3.20K | 1.84K | 4.11K | 6.08K | 21.12K | 23.41K |
| MFS Investment Management | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 17.92K |
| Charles Schwab Investment Management | 9.82K | 9.82K | 10.19K | — | — | — | — | — | — | — | — | 18.45K | 16.45K | 16.45K | 19.01K | 19.05K | 19.00K | 19.04K | 16.60K | 17.10K |
| Wells Fargo & Co | 125 | 2.35K | 921 | 27 | 23 | 24 | 24 | 25 | 38 | 41 | 41 | 1.91K | 1.84K | 2.85K | 2.91K | 3.15K | 3.74K | 7.84K | 2.44K | 6.14K |
| Deutsche Bank AG | 2.32K | 2.45K | 2.19K | — | — | — | — | — | — | — | — | — | — | — | — | — | 21.50K | 6.05K | 5.16K | 5.35K |
| Fidelity Management & Research (FMR) | — | — | 111 | 141 | 93 | 114 | 115 | 93 | 93 | 90 | 90 | 90 | 165 | 136 | 463 | 3.04K | 2.86K | 4.00K | 4.11K | 4.00K |
| Citigroup Inc | 1.64K | 1.03K | 149 | 34 | — | — | 12.50K | — | — | 9.52K | 8.26K | 1.30K | 4.31K | 4.88K | 4.34K | 2.17K | 265 | 227 | 340 | 3.19K |
| JPMorgan Chase & Co | 1.76K | 1.56K | 1.92K | 4 | 4 | 4 | 4 | 4 | 4 | 5.58K | 5.67K | 2.55K | 2.60K | 7.06K | 3.06K | 2.88K | 2.54K | 2.68K | — | 2.91K |
| Legal & General Investment Management America | 427 | 427 | 427 | — | — | — | — | — | — | — | — | 662 | 662 | 662 | 662 | 662 | 662 | 581 | 516 | 789 |
| PNC Financial Services | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 29 | 17 | 10 | 5 |
| Citadel Advisors | — | — | — | 17.66K | — | — | 10.35K | — | — | — | — | — | — | — | 13.31K | 13.77K | 20.94K | 11.83K | — | — |
| Renaissance Technologies | — | 30.00K | — | 105.16K | 56.70K | 33.30K | 50.80K | 79.20K | 54.30K | 36.60K | 37.50K | 36.90K | 32.50K | 22.70K | 12.50K | 27.30K | 38.40K | — | — | — |
| Bank of America Corp | 1.95K | 3.10K | 6.21K | 10.64K | 16.06K | 9.41K | 5.76K | 5.06K | 3.37K | 4.84K | 5.63K | 6.33K | 5.94K | 7.26K | 5.36K | 5.24K | 4.88K | 7.19K | — | — |
| Marshall Wace | — | 17.72K | 20.91K | 89.74K | 76.92K | 42.50K | 43.03K | — | — | — | — | — | — | — | — | 56.14K | 32.05K | — | 25.66K | — |
▲ Bought Low (fund opened/added, stock rose ≥5% next quarter) ▼ Sold High (fund reduced, stock fell ≥5% next quarter)
Drag / scroll to zoom · Default shows the most recent year · Annotations come from quarterly fund actions in 13F filings · Hover a marker for details