Greenwich LifeSciences Ownership | Who Owns Greenwich LifeSciences?
Greenwich LifeSciences Ownership Summary
Greenwich LifeSciences is owned by 4.76% institutional investors, 50.71% insiders, and 44.53% retail investors. Blackrock funding, inc. /de is the largest institutional shareholder, holding 3.18% of GLSI shares. Vanguard Total Stock Mkt Idx Inv is the top mutual fund, with 1.57% of its assets in Greenwich LifeSciences shares.
GLSI Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | Greenwich LifeSciences | 4.76% | 50.71% | 44.53% |
| Sector | Healthcare Stocks | 35.58% | 11.87% | 52.55% |
| Industry | Biotech Stocks | 35.75% | 11.83% | 52.41% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Blackrock funding, inc. /de | 433.86K | 3.18% | $10.42M |
| Blackrock | 308.91K | 2.40% | $5.33M |
| Vanguard group | 296.62K | 2.17% | $6.23M |
| Geode capital management | 155.47K | 1.14% | $3.74M |
| State street | 133.88K | 0.98% | $3.22M |
| Nuveen | 88.72K | 0.65% | $2.13M |
| Northern trust | 75.13K | 0.55% | $1.80M |
| Bank of new york mellon | 46.52K | 0.34% | $1.12M |
| Vanguard fiduciary trust | 44.91K | 0.33% | $1.08M |
| Russell investments group | 39.70K | 0.29% | $953.55K |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Eam investors | 21.43K | 0.06% | $514.75K |
| Ancora advisors | 37.50K | 0.02% | $900.75K |
| Newbridge financial services group | 2.10K | 0.01% | $50.44K |
| Strs ohio | 13.70K | 0.00% | $329.07K |
| State of wisconsin investment board | 20.34K | 0.00% | $488.54K |
| Russell investments group | 39.70K | 0.00% | $953.55K |
| Tower research capital llc (trc) | 1.42K | 0.00% | $34.11K |
| Marshall wace, llp | 25.66K | 0.00% | $616.31K |
| Sei investments | 26.09K | 0.00% | $626.63K |
| Nuveen | 88.72K | 0.00% | $2.13M |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Blackrock | 308.91K | 0.00% | 252.45K |
| Nuveen | 88.72K | 0.00% | 88.72K |
| Blackrock funding, inc. /de | 433.86K | 0.00% | 62.40K |
| Vanguard fiduciary trust | 44.91K | 0.00% | 44.91K |
| Russell investments group | 39.70K | 0.00% | 39.14K |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Credit agricole s a | - | - | -87.00K |
| Renaissance | - | - | -38.40K |
| Susquehanna group, llp | - | - | -35.87K |
| Virtu financial | - | - | -28.80K |
| Man group | - | - | -28.07K |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Nuveen | 88.72K | 0.00% | 88.72K | $2.13M |
| Vanguard fiduciary trust | 44.91K | 0.00% | 44.91K | $1.08M |
| Ancora advisors | 37.50K | 0.02% | 37.50K | $900.75K |
| Sei investments | 26.09K | 0.00% | 26.09K | $626.63K |
| Eam investors | 21.43K | 0.06% | 21.43K | $514.75K |
Sold Out
| Holder | Change |
|---|---|
| Capital performance advisors llp | -1.00 |
| True wealth design | -2.00 |
| Sbi securities | -30.00 |
| Global retirement partners | -45.00 |
| Hopwood financial services | -50.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Mar 31, 2026 | 29 | -40.82% | 649,428 | -51.06% | 4 | 5.03% | 16 | -30.43% | 7 | -56.25% |
| Dec 31, 2025 | 33 | -35.29% | 1,070,551 | -11.83% | 7 | 9.52% | 16 | -27.27% | 9 | -30.77% |
| Sep 30, 2025 | 38 | -19.15% | 1,062,357 | -10.67% | 7 | 9.75% | 14 | -46.15% | 8 | -20.00% |
| Jun 30, 2025 | 51 | 13.33% | 1,231,686 | 6.00% | 9 | 11.73% | 29 | 93.33% | 10 | -23.08% |
| Mar 31, 2025 | 44 | 10.00% | 1,143,322 | -1.62% | 8 | 11.24% | 15 | -28.57% | 13 | 160.00% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| Vanguard Total Stock Mkt Idx Inv | 217.78K | 1.57% | - |
| Vanguard US Total Market Shares ETF | 153.46K | 1.17% | - |
| iShares Russell 2000 ETF | 153.19K | 1.11% | 1.27K |
| PV BUYBACK USA Classe B USD | 87.00K | 0.63% | - |
| CREF Total Global Stock Account R3 | 80.59K | 0.58% | -4.86K |
| Vanguard Institutional Extnd Mkt Idx Tr | 72.53K | 0.52% | - |
| Fidelity Small Cap Index | 61.48K | 0.44% | 660.00 |
| iShares Russell 2000 Growth ETF | 51.92K | 0.37% | 134.00 |
| State St Russell Sm/Mid Cp® Indx SL Cl I | 43.01K | 0.31% | - |
| Russell 2000 Equity Index Fund B | 38.10K | 0.28% | -10.00 |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Jan 13, 2026 | Patel Snehal | CEO and CFO | Buy | $53.69K |
| Jan 12, 2026 | Patel Snehal | CEO and CFO | Buy | $79.87K |
| Dec 31, 2025 | Patel Snehal | CEO and CFO | Buy | $91.85K |
| Dec 30, 2025 | Patel Snehal | CEO and CFO | Buy | $63.02K |
| Dec 18, 2025 | Patel Snehal | CEO and CFO | Buy | $51.74K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2026 Q1 | 2 | - |
| 2025 Q4 | 6 | - |
| 2025 Q2 | 4 | - |
| 2025 Q1 | 5 | - |
| 2024 Q4 | 3 | - |
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