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sellWeak cluster of 4

Thomas J. Cable sold $277k of OMER

director at OMEROS CORP. 15,000 shares at an average of $18.45, traded Aug 20, 2026, filed Aug 21, 2026.

Warning score
39
Value
$277k
15,000 shares
Holdings after
35,067
-30% from before
From 52-week low
+362%
low $4.03, close $18.63
From 52-week high
0%
high $18.63, as of Aug 20, 2026

Score components

  • Role
    Director
    +15
  • Trade size
    $277k at market
    +14
  • Share of holdings sold
    Sold 30% of holdings
    +10
  • Cluster
    4 insiders selling within 14 days
    +15
  • Exercise and sell
    Shares came from an option exercise in the same filing
    -15

What happened after comparable sells

Same side and tier, against the S&P 500, at 1, 3 and 6 months. Shown to Pro users; the whole table is on the backtest page.

Price around the trade, and since

From a quarter before the trade to today. The arrow is the trade, the circle the day the filing reached EDGAR, which is the first day anyone outside could act; the dotted line is the S&P 500 rebased to that day's close.

OMEROct 12, 2026 · close 19.63
Since filing Aug 21, 2026: +1.9%SPY +1.9% · excess -0.0%

Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value; the dashed line is the close on the filing day, the dotted line SPY rebased to it.Charts by TradingView Lightweight Charts™

Rows in this filing

Every transaction in Form 4 0001437749-26-028754, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Aug 20, 2026MOption exercise
Common Stock
+7,500$2.00$15k42,567Aug 21, 2026
Aug 20, 2026MOption exercise
Common Stock
+7,500$3.93$29k50,067Aug 21, 2026
Aug 20, 2026SOpen-market sale
Common Stock
-15,000$18.45$277k35,067Aug 21, 2026
Aug 20, 2026MOption exercise
Stock Option (Right to Buy)derivative
-7,500$0.00$00Aug 21, 2026
Aug 20, 2026MOption exercise
Stock Option (Right to Buy)derivative
-7,500$0.00$00Aug 21, 2026

Related signals

Other insiders at OMEROS CORP and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
16Weak
OMERsell10b5-1
OMEROS CORP
David J. Borges
VP, Finance & CAO
$419k
20,000 shares
-200%
59Moderate
OMERsell 4
OMEROS CORP
Peter B Cancelmo
VP, General Counsel
$930k
50,000 shares
-198%
49Moderate
OMERsell 4
OMEROS CORP
Arnold C Hanish
director
$282k
15,000 shares
-300%
27Weak
OMERsell 410b5-1
OMEROS CORP
David J. Borges
VP, Finance & CAO
$207k
10,906 shares
-109%
24Weak
OMERsell 310b5-1
OMEROS CORP
David J. Borges
VP, Finance & CAO
$85k
5,000 shares
-100%
0Weak
OMERsell10b5-1
OMEROS CORP
Thomas J. Cable
director
$87k
7,500 shares
-18%
42Moderate
OMERsell
OMEROS CORP
David J. Borges
VP, Finance & CAO
$751k
60,000 shares
-200%
49Moderate
OMERbuy 2
OMEROS CORP
Gregory A Demopulos MD
Chairman, CEO & President
$25k
15,000 shares
+14%
34Weak
OMERbuy 2
OMEROS CORP
Peter A Demopulos MD
director
$15k
10,000 shares
+5%

Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.

Thomas J. Cable sold $277k of OMER | InsiderTell