Skip to content
buyModerate cluster of 2

Gregory A Demopulos MD bought $25k of OMER

Chairman, CEO & President at OMEROS CORP. 15,000 shares at an average of $1.68, traded Nov 17, 2023, filed Nov 21, 2023.

Conviction score
49
Value
$25k
15,000 shares
Holdings after
123,945
+14% from before
From 52-week low
+52%
low $1.08, close $1.64
From 52-week high
-78%
high $7.57, as of Nov 17, 2023

Score components

  • Role
    CEO
    +25
  • Trade size
    $25k at market
    +5
  • Relative to holdings
    Holdings up 14%
    +3
  • Price context
    78% below the 52-week high
    +8
  • Cluster
    2 insiders buying within 14 days
    +8
  • Repeat buying
    First buy in 90 days
    0
  • Track record
    Too few past buys to judge (0 with prices)
    0

What happened after comparable buys

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.

This signal so far: 1m +89.3%, 3m +177.4%, 6m +100.0%.

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 Nov 21, 2023: +1068.5%SPY +78.0% · excess +990.5%

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 0001437749-23-032809, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Nov 17, 2023POpen-market purchase
Common Stockindirect: By Spouse
+15,000$1.68$25k123,945Nov 21, 2023

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%
39Weak
OMERsell 4
OMEROS CORP
Thomas J. Cable
director
$277k
15,000 shares
-30%
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%
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.

Gregory A Demopulos MD bought $25k of OMER | InsiderTell