BeStock  
Stocks › OMER

Omeros OMER

US equityMarket cap rank #3044
$18.90 +$0.29 (+1.56%)
Pre-market · Oct 6, 8:10 am ET · After hours $18.89 -0.05%
Open$18.82
Prev close$18.61
Day range$18.55 – $19.15
Volume1.07M
Market cap$1.37B
P/E (TTM)10.9
Dividend yield–

Ownership & positioning

Who holds it, who is betting against it, and where the big money is moving

Short interest17.26% of floatDays to cover 9.3 · as of 15 Sep 2026
Short-sale volume share23.9%5-day average of daily volume

Short-sale volume as % of daily volume

14%23%33%43%Sep '26Sep '26Oct '26

Large-order net flow, last 20 sessions

Net of large-order buying minus selling, in USD. Over this window: −$9.85M (6 inflow days, 14 outflow days).

Reported short interest has fallen from 20.91% to 17.26% of float over the last 6 biweekly reports (30 Jun 2026 to 15 Sep 2026).

Short interest, by report

Report dateShares short% of floatDays to cover
15 Sep 2026 12,491,576 17.3% 9.3
31 Aug 2026 12,758,406 17.6% 7.3
14 Aug 2026 14,639,133 20.2% 4.9
31 Jul 2026 15,420,416 21.3% 9.9
15 Jul 2026 15,092,070 20.9% 11.9
30 Jun 2026 15,136,140 20.9% 5.6

Discussion

No comments yet — be the first to weigh in on OMER.

Leave a comment

Scroll to Top