Greenwich LifeSciences (GLSI) Shares Outstanding (2019 - 2026)
Greenwich LifeSciences (GLSI) recorded Shares Outstanding of 14.57 million in Q1 2026, up 10.6% from 13.17 million a year earlier and up 7.6% from the prior quarter.
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Analysis
Greenwich LifeSciences (GLSI) Shares Outstanding (2019 - 2026) Analysis & Trends
For FY2025, Greenwich LifeSciences reported Shares Outstanding of 13.53 million, up 4.0% from FY2024.
- Annual Shares Outstanding has a five-year compound annual growth rate of 7.3% (FY2020 to FY2025).
- Across earlier years, Shares Outstanding came in at 13.01 million in FY2024 (+1.3%), 12.85 million in FY2023 (-0.5%), 12.91 million in FY2022 (-0.2%) and 12.94 million in FY2021 (+36.3%).
- The Q1 2026 figure is the highest quarterly Shares Outstanding in data going back to Q4 2019.
- On a year-over-year basis, Shares Outstanding has increased for nine consecutive quarters, with growth averaging 3.6% over the last eight quarters.
- Peak year-over-year performance for Shares Outstanding in the last five years was growth of 50.2% in Q2 2021, against a decline of 1.6% in Q1 2023 at the low end.
- Per Business Quant, the preceding three quarters came in at 13.53 million (Q4 2025), 13.64 million (Q3 2025) and 13.37 million (Q2 2025).
Peer Set
Peer Comparison
| # | Company | Market Cap | Enterprise Value | Gross Profit (Qtr) | Shares Outstanding (Qtr) |
|---|---|---|---|---|---|
| 1 | Johnson & Johnson | 638.12 Bn | 556.64 Bn | 17.26 Bn | 2.41 Bn |
| 2 | AbbVie | 462.60 Bn | 435.75 Bn | 12.70 Bn | 1.77 Bn |
| 3 | Merck | 358.70 Bn | 313.13 Bn | 12.21 Bn | 2.47 Bn |
| 4 | Novartis Ag | 272.16 Bn | 228.03 Bn | 11.24 Bn | 1.94 Bn |
| 5 | Astrazeneca | 250.36 Bn | 223.92 Bn | 12.86 Bn | 1.55 Bn |
| 6 | Amgen | 227.87 Bn | 183.27 Bn | 7.24 Bn | 540.00 Mn |
| 7 | Gilead Sciences | 184.97 Bn | 159.08 Bn | 6.22 Bn | 1.24 Bn |
| 8 | Pfizer | 162.61 Bn | 109.56 Bn | 10.94 Bn | 5.70 Bn |
| 9 | Vertex Pharmaceuticals | 132.45 Bn | 104.46 Bn | 2.84 Bn | 253.70 Mn |
| 10 | Greenwich LifeSciences | 264.72 Mn | 264.72 Mn | - | 14.57 Mn |
Historic Data
Download Data
Historic Data
| Date | Value |
|---|---|
| Mar 31, 2026 | 14.57 Mn |
| Dec 31, 2025 | 13.53 Mn |
| Sep 30, 2025 | 13.64 Mn |
| Jun 30, 2025 | 13.37 Mn |
| Mar 31, 2025 | 13.17 Mn |
| Dec 31, 2024 | 13.01 Mn |
| Sep 30, 2024 | 13.14 Mn |
| Jun 30, 2024 | 12.91 Mn |
| Mar 31, 2024 | 12.86 Mn |
| Dec 31, 2023 | 12.85 Mn |
| Sep 30, 2023 | 12.85 Mn |
| Jun 30, 2023 | 12.85 Mn |
| Mar 31, 2023 | 12.85 Mn |
| Dec 31, 2022 | 12.91 Mn |
| Sep 30, 2022 | 12.82 Mn |
| Jun 30, 2022 | 12.92 Mn |
| Mar 31, 2022 | 13.06 Mn |
| Dec 31, 2021 | 12.94 Mn |
| Sep 30, 2021 | 12.97 Mn |
| Jun 30, 2021 | 12.90 Mn |
API Access
Greenwich LifeSciences Shares Outstanding API
Pull this series into your own models, spreadsheets and apps with the Business Quant
Historical Metrics API. The request below matches the chart above — change the
frequency, period or values and it follows. Swap YOUR_API_KEY for your own key.
https://data.businessquant.com/historic?slug=shares-outstanding&ticker=GLSI&period=max&api_key=YOUR_API_KEYimport requests
url = "https://data.businessquant.com/historic"
params = {"slug": "shares-outstanding", "ticker": "GLSI", "period": "max", "api_key": "YOUR_API_KEY"}
data = requests.get(url, params=params).json()const res = await fetch("https://data.businessquant.com/historic?slug=shares-outstanding&ticker=GLSI&period=max&api_key=YOUR_API_KEY");
const data = await res.json();