Gregory A Md Demopulos is Chairman, CEO & President of OMEROS CORP. Currently has a direct ownership of 1.43 Million shares of OMER, which is worth approximately $10.6 Million. The most recent transaction as insider was on Oct 13, 2025, when has been sold 600,000 shares (Common Stock) at a price of $0.0 per share, resulting in proceeds of $0. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 1.43M
29.6% 3M change
29.6% 12M change
Total Value Held $10.6 Million

Gregory A MD Demopulos Transaction History

Date Transaction Value Shares Traded Shares Held Form
Oct 13 2025
SELL
Bona fide gift
-
600,000 Reduced 29.6%
1,426,986 Common Stock
Jun 17 2021
SELL
Open market or private sale
$549,169 $14.9 p/Share
36,857 Reduced 1.79%
2,026,986 Common Stock
Jun 17 2021
BUY
Exercise of conversion of derivative security
$151,114 $4.1 p/Share
36,857 Added 1.75%
2,063,843 Common Stock
Jun 15 2021
SELL
Open market or private sale
$553,577 $15.02 p/Share
36,856 Reduced 1.79%
2,026,986 Common Stock
Jun 15 2021
BUY
Exercise of conversion of derivative security
$151,110 $4.1 p/Share
36,856 Added 1.75%
2,063,842 Common Stock
May 20 2021
SELL
Open market or private sale
$551,366 $14.96 p/Share
36,856 Reduced 1.79%
2,026,986 Common Stock
May 20 2021
BUY
Exercise of conversion of derivative security
$151,110 $4.1 p/Share
36,856 Added 1.75%
2,063,842 Common Stock
May 19 2021
SELL
Open market or private sale
$629,149 $17.07 p/Share
36,857 Reduced 1.79%
2,026,986 Common Stock
May 19 2021
BUY
Exercise of conversion of derivative security
$151,114 $4.1 p/Share
36,857 Added 1.75%
2,063,843 Common Stock
Apr 08 2021
SELL
Open market or private sale
$625,259 $17.76 p/Share
35,206 Reduced 1.71%
2,026,986 Common Stock
Apr 08 2021
BUY
Exercise of conversion of derivative security
$144,345 $4.1 p/Share
35,206 Added 1.68%
2,062,192 Common Stock
Apr 07 2021
SELL
Open market or private sale
$669,959 $17.91 p/Share
37,407 Reduced 1.81%
2,026,986 Common Stock
Apr 07 2021
BUY
Exercise of conversion of derivative security
$153,369 $4.1 p/Share
37,407 Added 1.78%
2,064,393 Common Stock
GAM

Gregory A Md Demopulos

Chairman, CEO & President
Seattle, WA

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