OMEROS CORP (OMER) — large price moves

Health Care · NASDAQ

Single sessions where OMER closed 10% or more away from the previous close, between 2025-10-08 and 2026-10-08. Each one lists the events filed in the 5 days ending at that session, in date order.

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Of the 17 moves listed, 5 have at least one filed event in the 5 days ending at the session, and 12 have none. Across the catalog most large moves have nothing filed near them, so an empty list is an ordinary result and not a gap.

Moves

2026-09-22 +13.8% $18.49 to $21.05 filed events in the 5 days to 2026-09-22
- 2026-09-22 Insider trade Open-market sale reported by an insider1 transaction · 1 insider · $209,500Source: SEC Form 4
2026-08-13 +26.6% $13.71 to $17.35 filed events in the 5 days to 2026-08-13
- 2026-08-12 Earnings Quarterly results reportedquarter ended 2026-06-30 · reported EPS USD 0.10 against an estimate of USD -0.33 · surprise +128.9%Source: SEC filing calendar + Yahoo earnings history
- 2026-08-12 Periodic filing 10-Q filedaccession 0001437749-26-027318Source: SEC EDGAR
- 2026-08-12 Material event 8-K filed (material event)accession 0001437749-26-027313Source: SEC EDGAR
- 2026-08-13 Insider trade Open-market sale reported by an insider1 transaction · 1 insider · $84,750Source: SEC Form 4
2026-07-27 +15.8% $9.79 to $11.34 filed events in the 5 days to 2026-07-27

No filed event was recorded for this company in the 5 days ending on this session. That is what our sources hold, not a statement about what happened.
2026-07-16 -11.1% $10.37 to $9.22 filed events in the 5 days to 2026-07-16

No filed event was recorded for this company in the 5 days ending on this session. That is what our sources hold, not a statement about what happened.
2026-07-06 +11.4% $9.28 to $10.34 filed events in the 5 days to 2026-07-06

No filed event was recorded for this company in the 5 days ending on this session. That is what our sources hold, not a statement about what happened.
2026-06-29 +14.3% $8.67 to $9.91 filed events in the 5 days to 2026-06-29

No filed event was recorded for this company in the 5 days ending on this session. That is what our sources hold, not a statement about what happened.
2026-06-26 -19.1% $10.72 to $8.67 filed events in the 5 days to 2026-06-26

No filed event was recorded for this company in the 5 days ending on this session. That is what our sources hold, not a statement about what happened.
2026-06-12 -14.2% $10.18 to $8.74 filed events in the 5 days to 2026-06-12

No filed event was recorded for this company in the 5 days ending on this session. That is what our sources hold, not a statement about what happened.
2026-04-01 +14.4% $10.56 to $12.08 filed events in the 5 days to 2026-04-01
- 2026-03-31 Earnings Quarterly results reportedquarter ended 2025-12-31 · reported EPS USD 3.14 against an estimate of USD 2.24 · surprise +40.2%Source: SEC filing calendar + Yahoo earnings history
- 2026-03-31 Periodic filing 10-K filedaccession 0001437749-26-010636Source: SEC EDGAR
- 2026-03-31 Material event 8-K filed (material event)accession 0001437749-26-010634Source: SEC EDGAR
2026-01-06 -12.1% $15.40 to $13.53 filed events in the 5 days to 2026-01-06

No filed event was recorded for this company in the 5 days ending on this session. That is what our sources hold, not a statement about what happened.
2025-12-24 +75.5% $8.75 to $15.36 filed events in the 5 days to 2025-12-24

No filed event was recorded for this company in the 5 days ending on this session. That is what our sources hold, not a statement about what happened.
2025-12-03 +12.6% $9.43 to $10.62 filed events in the 5 days to 2025-12-03

No filed event was recorded for this company in the 5 days ending on this session. That is what our sources hold, not a statement about what happened.
2025-11-24 +10.0% $8.87 to $9.76 filed events in the 5 days to 2025-11-24

No filed event was recorded for this company in the 5 days ending on this session. That is what our sources hold, not a statement about what happened.
2025-11-17 +15.4% $7.87 to $9.08 filed events in the 5 days to 2025-11-17
- 2025-11-13 Earnings Quarterly results reportedquarter ended 2025-09-30 · reported EPS USD -0.32 against an estimate of USD -0.48 · surprise +33.0%Source: SEC filing calendar + Yahoo earnings history
- 2025-11-13 Periodic filing 10-Q filedaccession 0001437749-25-034826Source: SEC EDGAR
2025-11-14 +25.3% $6.28 to $7.87 filed events in the 5 days to 2025-11-14
- 2025-11-13 Earnings Quarterly results reportedquarter ended 2025-09-30 · reported EPS USD -0.32 against an estimate of USD -0.48 · surprise +33.0%Source: SEC filing calendar + Yahoo earnings history
- 2025-11-13 Periodic filing 10-Q filedaccession 0001437749-25-034826Source: SEC EDGAR
2025-10-17 -17.5% $9.83 to $8.11 filed events in the 5 days to 2025-10-17

No filed event was recorded for this company in the 5 days ending on this session. That is what our sources hold, not a statement about what happened.
2025-10-15 +154.2% $4.10 to $10.42 filed events in the 5 days to 2025-10-15

No filed event was recorded for this company in the 5 days ending on this session. That is what our sources hold, not a statement about what happened.

These are events filed near a session, listed by date. They are not ranked, and no connection between an event and a price move is stated or implied.

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See the full company profile: OMEROS CORP (OMER).

Informational only — NOT financial advice. Price moves are computed from stored daily closes; filed events come from their own sources with their own dates.