Over the past year there were no insider purchases at Omeros Corp. Four insiders sold roughly $3 million instead.
That's worth context: executives sell for plenty of routine reasons, from scheduled trading plans to tax bills. Buying is the rarer, more telling signal.
Big money check: 172 institutions held OMER as of Q2 2026, and more funds bought than sold. Looking at the quarterly pattern: 3 quarters in a row of net selling by insiders. Insiders bought in 0 of the last 7 full quarters.
| Filed | Insider | Role | Type | Shares | Price | Value | Source |
|---|---|---|---|---|---|---|---|
| Sep 24, 2026 | Borges David J. | Executive Officer | Sell | 10,000 | $20.95 | $210K | SEC |
| Sep 24, 2026 | Borges David J. | Executive Officer | Sell | 10,000 | $20.95 | $210K | SEC |
| Sep 1, 2026 | Cancelmo Peter B | Executive Officer | Sell | 25,000 | $18.54 | $464K | SEC |
| Sep 1, 2026 | Cancelmo Peter B | Executive Officer | Sell | 25,000 | $18.65 | $466K | SEC |
| Aug 28, 2026 | HANISH ARNOLD C | Director | Sell | 5,000 | $18.53 | $93K | SEC |
| Aug 28, 2026 | HANISH ARNOLD C | Director | Sell | 5,000 | $19.02 | $95K | SEC |
| Aug 28, 2026 | HANISH ARNOLD C | Director | Sell | 5,000 | $18.88 | $94K | SEC |
| Aug 25, 2026 | Borges David J. | Executive Officer | Sell | 906 | $19.10 | $17K | SEC |
| Aug 25, 2026 | Borges David J. | Executive Officer | Sell | 10,000 | $18.95 | $190K | SEC |
| Aug 21, 2026 | Cable Thomas J. | Director | Sell | 15,000 | $18.45 | $277K | SEC |
| Aug 17, 2026 | Borges David J. | Executive Officer | Sell | 5,000 | $16.95 | $85K | SEC |
| May 27, 2026 | Cable Thomas J. | Director | Sell | 7,500 | $11.61 | $87K | SEC |
| Jan 14, 2026 | Borges David J. | Executive Officer | Sell | 30,000 | $12.72 | $382K | SEC |
| Jan 14, 2026 | Borges David J. | Executive Officer | Sell | 30,000 | $12.31 | $369K | SEC |
| Nov 21, 2023 | Demopulos Gregory A MD | CEO | Buy | 15,000 | $1.68 | $25K | SEC |
In the last 12 months Omeros Corp insiders made open-market purchases worth about $0 and sales worth about $3 million. Data comes from SEC Form 4 filings, updated every 30 minutes on CapitalSnitch.
The most recent open-market insider trade in OMER was filed on 2026-09-24.
172 investment managers reported holding OMER in SEC Form 13F filings for Q2 2026.
No congressional trades in OMER were reported in the past two years. The full list is free on CapitalSnitch.
Public-record data for research and education, not investment advice. Insider sales are often pre-planned (10b5-1). Congress data: Data derived from public disclosures filed under the Ethics in Government Act and the STOCK Act, republished free for public transparency and news reporting. Disclosures may lag the trade by 45 days or more and show amounts only as ranges. This data may not be used for credit rating, loan underwriting, solicitation of money (political, charitable or other), direct-mail or commercial targeting (5 U.S.C. 13107).