OMER
OMEROS CORP · Healthcare · Market cap $1.2B
Insiders sold $2.2M net in the last 90 days ·4 sellers, 0 buyers· 5 of 10 sales under Rule 10b5-1 plans· latest Form 4 filed Sep 25, 2026
Insider Buying
$0
reported purchases (SEC code P)
Insider Selling
$3.0M
reported sales (SEC code S)
Unique Insiders
4
in the rolling window
Latest filing
Sep 25, 2026
Borges David J.
OMEROS CORP (OMER) has 9 SEC Form 4 filings (32 transaction rows) in the rolling window, disclosed by 4 distinct insiders. Most recent filing: Sep 25, 2026.
Inside the rolling window, 4 insiders at OMEROS CORP reported no open-market purchases and 13 open-market sales totaling $3.0M. The most active filer is VP, Finance & CAO Borges David J. with 7 filings. Insiders have net sold $2.3M over the trailing 6 months. The most recent open-market filing is a sale of 10,000 shares by VP, Finance & CAO Borges David J., dated Sep 22, 2026, worth $210K.
- Industry:Biotechnology
- CEO:Gregory A. Demopulos
- Employees:175
- HQ:Seattle, WA, US
- IPO:2009-10-08
| Source | |||||||
|---|---|---|---|---|---|---|---|
| VP, Finance & CAO | Sale | 10,000 | $210K | Sep 25 | -19.0% | SEC ↗ | |
| VP, Finance & CAO | Sale | 10,000 | $210K | Sep 25 | -19.0% | SEC ↗ | |
Cancelmo Peter BFirst filing | VP, General Counsel | Sale | 25,000 | $466K | Sep 1 | -13.3% | SEC ↗ |
Cancelmo Peter BFirst filing | VP, General Counsel | Sale | 25,000 | $464K | Sep 1 | -13.3% | SEC ↗ |
HANISH ARNOLD CFirst in 8 months | Director | Sale | 5,000 | $93K | Aug 28 | -12.6% | SEC ↗ |
HANISH ARNOLD CFirst in 8 months | Director | Sale | 10,000 | $189K | Aug 28 | -12.6% | SEC ↗ |
| VP, Finance & CAO | Sale | 10,000 | $190K | Aug 25 | -15.7% | SEC ↗ | |
| VP, Finance & CAO | Sale | 906 | $17K | Aug 25 | -15.7% | SEC ↗ | |
| Director | Sale | 15,000 | $277K | Aug 21 | -15.6% | SEC ↗ | |
Borges David J.First in 7 months | VP, Finance & CAO | Sale | 5,000 | $85K | Aug 17 | — | SEC ↗ |
Cable Thomas J.First filing | Director | Sale | 7,500 | $87K | May 27 | — | SEC ↗ |
Borges David J.First filing | VP, Finance & CAO | Sale | 30,000 | $382K | Jan 14 | — | SEC ↗ |
Borges David J.First filing | VP, Finance & CAO | Sale | 30,000 | $369K | Jan 14 | — | SEC ↗ |
Earnings: last 7 quarters
Frequently asked questions
How many SEC Form 4 insider filings does OMER have?
OMEROS CORP (OMER) has 9 SEC Form 4 filings (32 transaction rows) in the rolling 365-day window, disclosed by 4 distinct insiders. Most recent filing: Sep 25, 2026.
When was the most recent SEC Form 4 filing for OMER?
The most recent Form 4 filing for OMER on Tracefour is dated Sep 25, 2026.
Who is the most active insider at OMER?
The most active SEC Form 4 filer at OMER in the rolling window is VP, Finance & CAO Borges David J., with 7 filings.
What is the net insider flow at OMER over the last 6 months?
Over the trailing 180 days, insiders at OMER have net sold $2.3M based on SEC Form 4 disclosures.
What is the total insider buy and sell value at OMER in the current window?
Inside the rolling window, insiders at OMER bought $0 and sold $3.0M based on SEC Form 4 filings.
Can I get alerts for OMER insider trading?
Yes. Tracefour sends a free email when a new SEC Form 4 purchase or sale is filed at OMEROS CORP (OMER). Alerts are set per company from the page itself, there is no paid tier, and each email links to the original filing on SEC EDGAR.
Related companies
OMEROS CORP is in the Healthcare sector.