Omeros (OMER) Shares Outstanding (Diluted) (2017 - 2026)
Omeros (OMER) recorded Shares Outstanding (Diluted) of 89.63 million in Q2 2026, up 53.0% from 58.59 million a year earlier but down 0.5% from the prior quarter.
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Analysis
Omeros (OMER) Shares Outstanding (Diluted) (2017 - 2026) Analysis & Trends
For FY2025, Omeros reported Shares Outstanding (Diluted) of 58.59 million, down 6.8% from FY2024.
- Annual Shares Outstanding (Diluted) has a five-year compound annual growth rate of 0.5% (FY2020 to FY2025).
- Across earlier years, Shares Outstanding (Diluted) came in at 62.84 million in FY2024 (unchanged), 62.84 million in FY2023 (+0.2%), 62.74 million in FY2022 (+0.6%) and 62.34 million in FY2021 (+9.0%).
- Quarterly Shares Outstanding (Diluted) has ranged from 58.06 million in Q1 2025 to 90.12 million in Q1 2026 over the past five years.
- On a year-over-year basis, Shares Outstanding (Diluted) rose in two of the last eight quarters, with growth averaging 10.0%.
- Peak year-over-year performance for Shares Outstanding (Diluted) in the last five years was growth of 55.2% in Q1 2026, against a decline of 7.6% in Q1 2025 at the low end.
- Per Business Quant, the preceding three quarters came in at 90.12 million (Q1 2026), 58.59 million (Q4 2025) and 58.59 million (Q3 2025).
Peer Set
Peer Comparison
| # | Company | Market Cap | Enterprise Value | Gross Profit (Qtr) | Shares Outstanding (Dil.) (Qtr) |
|---|---|---|---|---|---|
| 1 | Eli Lilly | 1,348.13 Bn | 1,321.74 Bn | 20.46 Bn | 893.40 Mn |
| 2 | Johnson & Johnson | 675.90 Bn | 595.76 Bn | 17.30 Bn | 2.45 Bn |
| 3 | AbbVie | 519.45 Bn | 487.50 Bn | 13.12 Bn | 1.77 Bn |
| 4 | Merck | 364.95 Bn | 327.95 Bn | 13.19 Bn | 2.48 Bn |
| 5 | Novartis Ag | 311.58 Bn | 285.16 Bn | - | 1.96 Bn |
| 6 | Astrazeneca | 289.34 Bn | 262.94 Bn | 13.26 Bn | 1.56 Bn |
| 7 | Amgen | 251.64 Bn | 203.30 Bn | 7.58 Bn | 546.00 Mn |
| 8 | Gilead Sciences | 212.05 Bn | 187.07 Bn | 6.73 Bn | 1.25 Bn |
| 9 | Pfizer | 167.35 Bn | 115.00 Bn | 12.56 Bn | 5.75 Bn |
| 10 | Omeros | 234.42 Mn | -206.99 Mn | 27.73 Mn | 19.92 Mn |
Historic Data
Download Data
Historic Data
| Date | Value |
|---|---|
| Jun 30, 2026 | 19.92 Mn |
| Mar 31, 2026 | 20.03 Mn |
| Dec 31, 2025 | 2.85 Mn |
| Sep 30, 2025 | 13.02 Mn |
| Jun 30, 2025 | 13.02 Mn |
| Mar 31, 2025 | 12.90 Mn |
| Dec 31, 2024 | 1.83 Mn |
| Sep 30, 2024 | 2.00 Mn |
| Jun 30, 2024 | 20.14 Mn |
| Mar 31, 2024 | 21.63 Mn |
| Dec 31, 2023 | 8.55 Mn |
| Sep 30, 2023 | 15.61 Mn |
| Jun 30, 2023 | 13.96 Mn |
| Mar 31, 2023 | 13.96 Mn |
| Dec 31, 2022 | 13.94 Mn |
| Sep 30, 2022 | 13.94 Mn |
| Jun 30, 2022 | 13.94 Mn |
| Mar 31, 2022 | 13.94 Mn |
| Dec 31, 2021 | 13.85 Mn |
| Sep 30, 2021 | 13.89 Mn |
API Access
Omeros Shares Outstanding (Diluted) 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-diluted&ticker=OMER&period=max&api_key=YOUR_API_KEYimport requests
url = "https://data.businessquant.com/historic"
params = {"slug": "shares-outstanding-diluted", "ticker": "OMER", "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-diluted&ticker=OMER&period=max&api_key=YOUR_API_KEY");
const data = await res.json();