OMEROS CORP (OMER)
OMEROS CORP (OMER) has a 66-report earnings history dating back to Nov 19, 2009. Its average absolute post-earnings move is ±10.22%, and 47.0% of those reactions were positive. Its largest post-earnings gain was +65.87% (Nov 13, 2024) and its largest decline was -25.47% (Aug 10, 2020). The next earnings report is predicted for 2026-08-10 (estimated).
Earnings reactions
How OMER moved on each past earnings report.
Earnings Impact
Total Earnings
66
Avg Abs. Movement
±10.22%
Positive %
47.0%
Negative %
53.0%
Historical Earnings Statistics
| Date | Timing | Earnings move | SEC Filing |
|---|---|---|---|
| May 13, 2026 | ☽ POST | -7.91% | open_in_new |
| Mar 31, 2026 | ☽ POST | +14.39% | open_in_new |
| Nov 13, 2025 | ☽ POST | +25.32% | open_in_new |
| Aug 14, 2025 | ☽ POST | +7.04% | open_in_new |
Earnings Count
66
Total earnings in dataset
Avg Abs. Movement
±10.22%
Avg % price change on earnings
Institutional ownership
Holdings as of Mar 31, 2026 · SEC 13-F
SEC Filing Types
Recent SEC Filings
10 most recent| Form | Date Filed | View on EDGAR |
|---|---|---|
| 8-K | 20260720 | open_in_new SEC.gov |
| 8-K | 20260706 | open_in_new SEC.gov |
| 8-K | 20260625 | open_in_new SEC.gov |
| 4 | 20260622 | open_in_new SEC.gov |
| 4 | 20260622 | open_in_new SEC.gov |
| 4 | 20260622 | open_in_new SEC.gov |
| 4 | 20260622 | open_in_new SEC.gov |
| 4 | 20260622 | open_in_new SEC.gov |
| 4 | 20260622 | open_in_new SEC.gov |
| 4 | 20260622 | open_in_new SEC.gov |
Frequently asked about OMER earnings
When does OMEROS CORP report earnings next? expand_more
OMEROS CORP (OMER)'s next earnings date is estimated for 2026-08-10. This is a prediction based on its historical quarterly reporting pattern, not a company-confirmed date.
How much does OMER stock move after earnings? expand_more
Over 66 reports, OMER has moved an average of ±10.22% the session after earnings, closing higher 47.0% of the time.
What was OMER's biggest post-earnings move? expand_more
OMER's largest post-earnings gain on record was +65.87% on Nov 13, 2024, and its largest decline was -25.47% on Aug 10, 2020.
Where can I find OMEROS CORP's SEC filings? expand_more
All of OMEROS CORP's SEC filings — 10-K, 10-Q, 8-K and more — are listed in the SEC filings section on this page, each linking to the original document on SEC.gov.
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