MarketPeel
Insider Trading Intelligence
SP

Snehal Patel

GLSI
CEO AND CFO · GREENWICH LIFESCIENCES, INC. · CIK 0001806920
FILING MIX · LIFETIME88%/12%
BUYS
100
SELLS
13
TOTAL VALUE
$7.22M
COMPANIES
1
ACTIVE SINCE
Sep 2020
HOLDINGS NOW
5,604,102
AVG SELL PX
TRADE KIND
SHOWING 113 / 113
Trades · vs SPY
Loading price series…
Performance · forward returns vs SPY
81 backtested trades · 8 horizons · 31 pendingHow are these numbers computed? →
Forward-return performance of every backtestable P/S trade by Snehal Patel, measured at 8 horizons from 7 days to 2 years. Deduped per economic event so co-filings count once. Excess return = trade return minus SPY return over the same window.
HORIZONTRADESWIN RATEINSIDER RETURNSPY RETURNMEAN EXCESSMEDIAN EXCESST-STAT
7d81+48.15%+2.04%-0.03%+2.07%-0.01%1.34
14d81+51.85%+3.48%+0.36%+3.12%+1.00%1.82
30d81+53.09%+14.01%+1.29%+12.72%-0.21%1.61
60d81+53.09%+18.60%+3.33%+15.27%-0.34%1.84
90d81+49.38%+33.76%+3.24%+30.52%-5.36%2.04
180d81+48.15%+32.26%+9.09%+20.71%-18.36%1.61
1y81(8 pending)+57.53%+46.65%+19.17%+27.49%-5.29%1.68
2y81(23 pending)+65.52%+27.06%+41.22%-14.16%-29.60%-1.99
How to read this: Insider Returnis the average raw return of the filer's trades over the horizon. SPY Return is what SPY did over those same windows — reference only, not a comparison. The headline alpha number is Mean Excess = Insider − SPY; green means the filer beat SPY, red means they trailed it. Win rate is the share of individual trades where the filer beat SPY. T-statvalues above 2 mean the alpha is unlikely to be chance given the sample size. "Pending" counts trades where the horizon hasn't elapsed yet; their stats are not included in the row average.
Holdings over time
GLSI · 5,604,102 shares · as of Jan 13, 2026
01,401,0262,802,0514,203,0775,604,102202120222023202420252026SHARES HELD
Trading cadence · quarterly flow
BUY SELL
2020
2020
2021
2021
2021
2021
2022
2022
2022
2022
2023
2023
2023
2023
2024
2024
2024
2024
2025
2025
2025
2025
2026
FLOW · 100 buys / 13 sellsCOVERAGE · 23 quarters
Form 4 filings · all activity
COMPANYTYPESHARESPRICEVALUEHELD AFTERTRADE DATEFILEDDETAILS
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
1,800$29.83$53.7K5,604,102Jan 13, 2026Jan 15, 2026View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
2,900$27.54$79.9K5,602,302Jan 12, 2026Jan 14, 2026View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
4,300$21.36$91.8K5,599,402Dec 31, 2025Jan 5, 2026View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
2,900$21.73$63.0K5,595,102Dec 30, 2025Jan 2, 2026View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
4,100$12.62$51.7K5,592,202Dec 18, 2025Dec 19, 2025View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
4,600$8.37$38.5K5,588,102Nov 25, 2025Nov 28, 2025View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASEGRANT
Stock grant
100,0002,347,462Nov 13, 2025Nov 17, 2025View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
10,600$8.43$89.4K5,583,502Nov 7, 2025Nov 12, 2025View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
2,300$9.26$21.3K5,572,902Oct 31, 2025Nov 4, 2025View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
3,600$9.88$35.6K5,570,602Apr 25, 2025Apr 29, 2025View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
5,400$8.98$48.5K5,567,002Apr 17, 2025Apr 22, 2025View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
3,600$9.10$32.8K5,561,602Apr 7, 2025Apr 8, 2025View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
5,500$8.73$48.0K5,558,002Apr 4, 2025Apr 7, 2025View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
2,500$12.51$31.3K5,552,502Jan 10, 2025Jan 13, 2025View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
1,800$13.75$24.8K5,550,002Jan 7, 2025Jan 8, 2025View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
1,100$13.31$14.6K5,548,202Jan 6, 2025Jan 8, 2025View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
3,400$12.95$44.0K5,547,102Jan 3, 2025Jan 7, 2025View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
2,000$11.97$23.9K5,543,702Jan 2, 2025Jan 6, 2025View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
2,400$11.36$27.3K5,541,702Dec 31, 2024Jan 3, 2025View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
3,200$11.12$35.6K5,539,302Dec 30, 2024Jan 2, 2025View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASEGRANT
Stock grant
25,0082,247,462Dec 24, 2024Dec 27, 2024View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASEGRANT
Stock grant
1,148,7232,222,454Dec 24, 2024Dec 27, 2024View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
1,500$14.63$21.9K5,536,102Sep 26, 2024Sep 30, 2024View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
2,000$13.81$27.6K5,534,602Aug 6, 2024Aug 8, 2024View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
5,500$13.18$72.5K5,532,602Aug 5, 2024Aug 7, 2024View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
1,500$15.89$23.8K5,527,102Jul 23, 2024Jul 24, 2024View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
174,825$14.30$2.50M5,525,602Jun 13, 2024Jun 17, 2024View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
3,000$19.08$57.2K5,350,777Apr 1, 2024Apr 3, 2024View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
2,500$19.98$50.0K5,347,777Mar 22, 2024Mar 26, 2024View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
1,500$17.68$26.5K5,345,277Mar 20, 2024Mar 22, 2024View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
30,500$12.49$380.9K5,343,777Mar 5, 2024Mar 7, 2024View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
3,500$12.49$43.7K5,343,777Mar 5, 2024Mar 7, 2024View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
4,100$13.03$53.4K5,340,277Mar 4, 2024Mar 6, 2024View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
10,800$11.16$120.5K5,336,177Feb 16, 2024Feb 21, 2024View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
12,700$11.07$140.6K5,325,377Feb 15, 2024Feb 20, 2024View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
5,000$10.17$50.8K5,312,677Nov 10, 2023Nov 14, 2023View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
3,500$9.11$31.9K5,307,677Nov 3, 2023Nov 7, 2023View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
2,500$7.97$19.9K5,304,177Oct 26, 2023Oct 30, 2023View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
2,500$7.91$19.8K5,301,677Oct 25, 2023Oct 27, 2023View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
1,000$9.07$9.1K5,299,177Oct 10, 2023Oct 12, 2023View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
2,000$8.63$17.3K5,298,177Oct 4, 2023Oct 5, 2023View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
4,000$8.95$35.8K5,296,177Sep 19, 2023Sep 21, 2023View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
1,000$9.48$9.5K5,292,177Sep 11, 2023Sep 13, 2023View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
1,000$9.97$10.0K5,291,177Aug 22, 2023Aug 24, 2023View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
2,000$10.55$21.1K5,290,177Aug 4, 2023Aug 8, 2023View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
1,000$9.20$9.2K5,288,177Jul 21, 2023Jul 25, 2023View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
1,000$11.69$11.7K5,287,177May 17, 2023May 18, 2023View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
7,000$11.10$77.7K5,286,177Apr 19, 2023Apr 21, 2023View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
2,000$11.12$22.2K5,279,177Apr 18, 2023Apr 20, 2023View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
5,000$12.42$62.1K5,271,177Apr 11, 2023Apr 12, 2023View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
1,000$12.12$12.1K2,737,486Mar 10, 2023Mar 13, 2023View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
600$16.53$9.9K2,736,486Feb 17, 2023Feb 22, 2023View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
1,000$18.68$18.7K2,735,886Feb 10, 2023Feb 14, 2023View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
2,000$19.35$38.7K2,734,886Jan 27, 2023Jan 31, 2023View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
1,500$17.37$26.1K2,732,886Jan 20, 2023Jan 24, 2023View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
1,500$15.18$22.8K2,731,386Jan 6, 2023Jan 10, 2023View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
4,000$15.19$60.8K2,729,886Dec 29, 2022Jan 3, 2023View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
1,000$13.01$13.0K2,725,886Dec 16, 2022Dec 20, 2022View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
2,000$13.11$26.2K2,724,886Dec 9, 2022Dec 13, 2022View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
1,000$13.84$13.8K2,722,886Dec 2, 2022Dec 6, 2022View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
2,000$8.79$17.6K2,721,886Nov 2, 2022Nov 4, 2022View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
3,000$9.75$29.3K2,719,886Oct 14, 2022Oct 17, 2022View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
2,000$9.72$19.4K2,716,886Oct 7, 2022Oct 11, 2022View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
1,000$9.46$9.5K2,714,886Sep 30, 2022Oct 4, 2022View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
1,000$9.23$9.2K2,713,886Sep 29, 2022Oct 3, 2022View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
22,535$9.13$205.7K2,706,421Jun 24, 2022Jun 27, 2022View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
6,465$9.13$59.0K2,712,886Jun 24, 2022Jun 27, 2022View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASEGRANT
Stock grant
1,048,7231,048,723Jun 22, 2022Jun 24, 2022View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASEGRANT
Stock grant
25,0081,073,731Jun 22, 2022Jun 24, 2022View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
8,000$7.13$57.0K2,683,886Jun 16, 2022Jun 17, 2022View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
12,000$7.91$94.9K2,675,886Jun 14, 2022Jun 15, 2022View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
12,000$8.33$100.0K2,663,886Jun 10, 2022Jun 13, 2022View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
4,500$10.90$49.0K1,243,453Jun 9, 2022Jun 10, 2022View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
6,000$8.55$51.3K1,238,953Jun 7, 2022Jun 8, 2022View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
9,250$8.35$77.2K1,232,953Jun 3, 2022Jun 6, 2022View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
6,774$7.38$50.0K1,223,703Jun 2, 2022Jun 3, 2022View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
6,000$16.09$96.5K1,216,929Apr 21, 2022Apr 22, 2022View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
6,000$16.74$100.4K1,210,929Apr 19, 2022Apr 21, 2022View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
5,500$19.80$108.9K1,204,929Feb 11, 2022Feb 14, 2022View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
5,000$19.59$98.0K1,199,429Feb 4, 2022Feb 8, 2022View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
1,000$19.99$20.0K1,194,429Jan 13, 2022Jan 18, 2022View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
2,050$23.82$48.8K1,193,429Jan 3, 2022Jan 4, 2022View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
1,840$27.17$50.0K1,191,379Dec 14, 2021Dec 16, 2021View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
2,700$36.98$99.9K1,189,539Apr 13, 2021Apr 14, 2021View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
2,000$5.40$10.8K1,186,839Nov 19, 2020Nov 20, 2020View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
114,347$5.75$657.5K863,683Sep 29, 2020Sep 29, 2020View →
GLSI
GREENWICH LIFESCIENCES, INC.
SALE
CEO and CFO
10,3940Sep 29, 2020Sep 30, 2020View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
10,3941,064,261Sep 29, 2020Sep 30, 2020View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
103,9111,168,172Sep 29, 2020Sep 30, 2020View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
33,7081,358,032Sep 29, 2020Sep 30, 2020View →
GLSI
GREENWICH LIFESCIENCES, INC.
SALE
CEO and CFO
1,144,5290Sep 29, 2020Sep 30, 2020View →
GLSI
GREENWICH LIFESCIENCES, INC.
SALE
CEO and CFO
43,0720Sep 29, 2020Sep 30, 2020View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
6,9296,929Sep 29, 2020Sep 30, 2020View →
GLSI
GREENWICH LIFESCIENCES, INC.
SALE
CEO and CFO
6,9290Sep 29, 2020Sep 30, 2020View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
7,2927,292Sep 29, 2020Sep 30, 2020View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
1,144,5291,321,327Sep 29, 2020Sep 30, 2020View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
176,4481,040,131Sep 29, 2020Sep 30, 2020View →
GLSI
GREENWICH LIFESCIENCES, INC.
SALE
CEO and CFO
2,9970Sep 29, 2020Sep 30, 2020View →
GLSI
GREENWICH LIFESCIENCES, INC.
SALE
CEO and CFO
13,7360Sep 29, 2020Sep 30, 2020View →
GLSI
GREENWICH LIFESCIENCES, INC.
SALE
CEO and CFO
33,7080Sep 29, 2020Sep 30, 2020View →
GLSI
GREENWICH LIFESCIENCES, INC.
SALE
CEO and CFO
89,5100Sep 29, 2020Sep 30, 2020View →
GLSI
GREENWICH LIFESCIENCES, INC.
SALE
CEO and CFO
14,4010Sep 29, 2020Sep 30, 2020View →
GLSI
GREENWICH LIFESCIENCES, INC.
SALE
CEO and CFO
176,4480Sep 29, 2020Sep 30, 2020View →
GLSI
GREENWICH LIFESCIENCES, INC.
SALE
CEO and CFO
45,3280Sep 29, 2020Sep 30, 2020View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
50,0011,408,033Sep 29, 2020Sep 30, 2020View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
13,7361,053,867Sep 29, 2020Sep 30, 2020View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
14,40114,401Sep 29, 2020Sep 30, 2020View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
52,620129,400Sep 29, 2020Sep 30, 2020View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
2,9971,324,324Sep 29, 2020Sep 30, 2020View →
GLSI
GREENWICH LIFESCIENCES, INC.
SALE
CEO and CFO
76,7800Sep 29, 2020Sep 30, 2020View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
76,78076,780Sep 29, 2020Sep 30, 2020View →
GLSI
GREENWICH LIFESCIENCES, INC.
SALE
CEO and CFO
7,2920Sep 29, 2020Sep 30, 2020View →
GLSI
GREENWICH LIFESCIENCES, INC.
PURCHASE
CEO and CFO
16,667$4.60$76.7K1,184,839Sep 29, 2020Oct 1, 2020View →
Other insiders · GLSI
Loading peer insiders…
About this filer
CIK 0001806920
ROLE
CEO and CFO
PRIMARY
GLSI
COMPANIES
1
ACTIVE SINCE
Sep 2020
MARKETPEEL · /INSIDER/0001806920DATA · SEC EDGAR · FORM 4 · CONSOLIDATED TAPE
FREE · DAILY · 6 AM ET

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