CANCELMO PETER B (See Remarks) sold 99.6% of their position (50K shares) of OMEROS CORP on the open market
Open‑market sale worth $929.7K — a major position exit. Review remaining holdings and any 10b5‑1 plan disclosures.
S · 2 sales
Filed: 9/1/2026ACC: 0001437749-26-029427
-50K
Net shares
Net seller
$929.7K
Total sold
2
Open market trades
0B · 2S
6
Total transactions
50K acquired · 100K disposed
Non-Derivative Transactions4
Common Stock
Direct
Shares
+25K
Price / share
$2.94
Trade value
$73.50K
% of position
12500.0%
8/28/2026
200.00→25.20K
Common Stock
Direct
Shares
−25K
Price / share
$18.65
Trade value
$466.13K
% of position
99.2%
8/28/2026
25.20K→200.00
Common Stock
Direct
Shares
+25K
Price / share
$2.94
Trade value
$73.50K
% of position
12500.0%
8/31/2026
200.00→25.20K
Common Stock
Direct
Shares
−25K
Price / share
$18.54
Trade value
$463.54K
% of position
99.2%
8/31/2026
25.20K→200.00
Total
Net shares
+0.00
Net value
-$782.67K
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| Common Stock Direct | 8/28/2026 | M · Option Exercise | +25K | $2.94 | $73.50K | 12500.0% | 200.00 | 25.20K |
| Common Stock Direct | 8/28/2026 | S · Sale | −25K | $18.65 | $466.13K | 99.2% | 25.20K | 200.00 |
| Common Stock Direct | 8/31/2026 | M · Option Exercise | +25K | $2.94 | $73.50K | 12500.0% | 200.00 | 25.20K |
| Common Stock Direct | 8/31/2026 | S · Sale | −25K | $18.54 | $463.54K | 99.2% | 25.20K | 200.00 |
| Total | +0.00 | -$782.67K | ||||||
Derivative Transactions2
Stock Option (Right to Buy)
Direct
Converts to
Common Stock
25K shares
Shares
−25K
Strike price
2.94
Held after
75K
Exercisable
—
8/28/2026
Stock Option (Right to Buy)
Direct
Converts to
Common Stock
25K shares
Shares
−25K
Strike price
2.94
Held after
50K
Exercisable
—
8/31/2026
| Security | Converts To | Date | Type | Shares | Strike Price | Exercisable | Held After |
|---|---|---|---|---|---|---|---|
| Stock Option (Right to Buy) Direct | Common Stock25K shares | 8/28/2026 | M · Option Exercise | −25K | 2.94 | — | 75K |
| Stock Option (Right to Buy) Direct | Common Stock25K shares | 8/31/2026 | M · Option Exercise | −25K | 2.94 | — | 50K |