Xilio Therapeutics (XLO) Shares Outstanding (2020 - 2026)
Xilio Therapeutics (XLO) posted Shares Outstanding of 19.4 million for Q2 2026, up 181.7% from 6.89 million a year earlier and up 18.7% from the prior quarter.
Powered by 
Analysis
Xilio Therapeutics (XLO) Shares Outstanding (2020 - 2026) Analysis & Trends
For FY2025, Xilio Therapeutics' Shares Outstanding came in at 8.36 million, up 118.7% from FY2024.
- Annual Shares Outstanding has increased for five consecutive years, with a five-year compound annual growth rate of 195.0% (FY2020 to FY2025).
- In prior years, Xilio Therapeutics' Shares Outstanding was 3.82 million in FY2024 (+94.6%), 1.96 million in FY2023 (+0.4%), 1.96 million in FY2022 (+388.6%) and 400,451 in FY2021 (+970.4%).
- The Q2 2026 figure stands as the highest quarterly Shares Outstanding in data going back to Q3 2020.
- On a year-over-year basis, Shares Outstanding has increased in each of the last 15 quarters, with growth averaging 136.7% over the last eight quarters.
- Over the past five years, the year-over-year growth in Shares Outstanding ranged from 0.2% (Q1 2023) to 970.4% (Q4 2021).
- According to Business Quant data, Shares Outstanding for the three prior quarters was 16.35 million (Q1 2026), 8.36 million (Q4 2025) and 10.29 million (Q3 2025).
Peer Set
Peer Comparison
| # | Company | Market Cap | Enterprise Value | Gross Profit (Qtr) | Shares Outstanding (Qtr) |
|---|---|---|---|---|---|
| 1 | Eli Lilly | 1,148.13 Bn | 1,116.72 Bn | 19.71 Bn | 892.40 Mn |
| 2 | Johnson & Johnson | 630.09 Bn | 548.62 Bn | 17.26 Bn | 2.41 Bn |
| 3 | AbbVie | 498.99 Bn | 472.10 Bn | 12.70 Bn | 1.77 Bn |
| 4 | Merck | 374.92 Bn | 329.30 Bn | 12.21 Bn | 2.47 Bn |
| 5 | Novartis Ag | 300.99 Bn | 264.98 Bn | 11.24 Bn | 1.94 Bn |
| 6 | Astrazeneca | 264.63 Bn | 238.32 Bn | 12.86 Bn | 1.55 Bn |
| 7 | Amgen | 239.15 Bn | 194.55 Bn | 7.24 Bn | 540.00 Mn |
| 8 | Gilead Sciences | 192.23 Bn | 166.43 Bn | 6.22 Bn | 1.24 Bn |
| 9 | Pfizer | 171.17 Bn | 117.82 Bn | 10.94 Bn | 5.70 Bn |
| 10 | Xilio Therapeutics | 164.55 Mn | -363.12 Mn | - | 19.40 Mn |
Historic Data
Download Data
Historic Data
| Date | Value |
|---|---|
| Jun 30, 2026 | 19.40 Mn |
| Mar 31, 2026 | 16.35 Mn |
| Dec 31, 2025 | 8.36 Mn |
| Sep 30, 2025 | 10.29 Mn |
| Jun 30, 2025 | 6.89 Mn |
| Mar 31, 2025 | 5.34 Mn |
| Dec 31, 2024 | 3.82 Mn |
| Sep 30, 2024 | 4.53 Mn |
| Jun 30, 2024 | 4.13 Mn |
| Mar 31, 2024 | 1.99 Mn |
| Dec 31, 2023 | 1.96 Mn |
| Sep 30, 2023 | 1.97 Mn |
| Jun 30, 2023 | 1.96 Mn |
| Mar 31, 2023 | 1.96 Mn |
| Dec 31, 2022 | 1.96 Mn |
| Sep 30, 2022 | 1.96 Mn |
| Jun 30, 2022 | 1.96 Mn |
| Mar 31, 2022 | 1.95 Mn |
| Dec 31, 2021 | 400,451.00 |
| Sep 30, 2021 | 54,562.00 |
API Access
Xilio Therapeutics 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=XLO&period=max&api_key=YOUR_API_KEYimport requests
url = "https://data.businessquant.com/historic"
params = {"slug": "shares-outstanding", "ticker": "XLO", "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=XLO&period=max&api_key=YOUR_API_KEY");
const data = await res.json();