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OMER
Omeros Corporation
stock NASDAQ

At Close
Jul 31, 2026 3:59:49 PM EDT
11.86USD-0.587%(-0.07)1,309,590
0.00Bid   0.00Ask   0.00Spread
Pre-market
Jul 31, 2026 8:48:30 AM EDT
11.91USD-0.136%(-0.02)1,000
After-hours
Jul 31, 2026 4:00:30 PM EDT
11.84USD-0.169%(-0.02)196,353
OverviewOption ChainMax PainOptionsHistoricalExchange VolumeDark Pool LevelsDark Pool PrintsExchangesShort VolumeShort Interest - DailyShort InterestBorrow Fee (CTB)Failure to Deliver (FTD)Short Interest - DailyTrendsNewsMore
for Daily Short Interest
OMER Short Interest (SI) Latest - Official
As of 2026-07-15, there were 15,092,070 shares short with a short interest of 21.62%.

OMER Short Interest - Official
 

OMER Short Position Change - Official
 
OMER Short Interest - Official chartexchange.com
Historical data is split-adjusted.
1) Data from Finra. Finra publishes an updated file every two weeks.
2) Days to Cover (DTC) is also called Short Ratio. This is the Short Position / Average Daily Trading Volume.



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