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sellWeak

Aimee S Weisner sold $1.8M of GKOS

director at GLAUKOS Corp. 15,000 shares at an average of $117.38, traded Feb 19, 2026, filed Feb 23, 2026.

Warning score
35
Value
$1.8M
15,000 shares
Holdings after
18,806
-44% from before
From 52-week low
+57%
low $74.67, close $117.10
From 52-week high
-27%
high $160.58, as of Feb 19, 2026

Score components

  • Role
    Director
    +15
  • Trade size
    $1.8M at market
    +25
  • Share of holdings sold
    Sold 44% of holdings
    +10
  • Cluster
    No other insider selling within 14 days
    0
  • 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.

GKOSOct 9, 2026 · close 165.69
Since filing Feb 23, 2026: +37.6%SPY +15.0% · excess +22.6%

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 0001227308-26-000004, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Feb 19, 2026GGift
Common Stock
-980$0.00$018,806Feb 23, 2026
Feb 19, 2026GGift
Common Stockindirect: Through the Saeman-Weisner Family Trust
+980$0.00$029,505Feb 23, 2026
Feb 19, 2026MOption exercise
Common Stock
+15,000$24.69$370k33,806Feb 23, 2026
Feb 19, 2026SOpen-market sale
Common Stock
-2,153$115.69$249k31,653Feb 23, 2026
Feb 19, 2026SOpen-market sale
Common Stock
-5,242$116.64$611k26,411Feb 23, 2026
Feb 19, 2026SOpen-market sale
Common Stock
-1,134$117.33$133k25,277Feb 23, 2026
Feb 19, 2026SOpen-market sale
Common Stock
-6,471$118.56$767k18,806Feb 23, 2026
Feb 19, 2026MOption exercise
Stock Option (Right to Buy)derivative
-15,000$0.00$00Feb 23, 2026

Related signals

Other insiders at GLAUKOS Corp and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
8Weak
GKOSsell10b5-1
GLAUKOS Corp
Tomas Navratil
CHIEF DEVELOPMENT OFFICER
$251k
1,527 shares
-2%
8Weak
GKOSsell10b5-1
GLAUKOS Corp
Tomas Navratil
CHIEF DEVELOPMENT OFFICER
$249k
1,615 shares
-2%
8Weak
GKOSsell10b5-1
GLAUKOS Corp
Tomas Navratil
CHIEF DEVELOPMENT OFFICER
$243k
1,457 shares
-2%
45Moderate
GKOSsell
GLAUKOS Corp
Tomas Navratil
CHIEF DEVELOPMENT OFFICER
$2.5M
13,744 shares
-16%
23Weak
GKOSsell 210b5-1
GLAUKOS Corp
Alex R. Thurman
SVP & CHIEF FINANCIAL OFFICER
$267k
2,511 shares
-6%
21Weak
GKOSsell 210b5-1
GLAUKOS Corp
Alex R. Thurman
SVP & CHIEF FINANCIAL OFFICER
$160k
1,521 shares
-3%
13Weak
GKOSsell 210b5-1
GLAUKOS Corp
Tomas Navratil
CHIEF DEVELOPMENT OFFICER
$101k
1,031 shares
-1%
17Weak
GKOSsell 210b5-1
GLAUKOS Corp
Alex R. Thurman
SVP & CHIEF FINANCIAL OFFICER
$62k
625 shares
-1%
30Weak
GKOSsell 310b5-1
GLAUKOS Corp
Marc Stapley
director
$1.9M
15,000 shares
-29%
30Weak
GKOSsell 310b5-1
GLAUKOS Corp
Joseph E Gilliam
PRESIDENT & COO
$1.3M
10,498 shares
-10%

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.

Aimee S Weisner sold $1.8M of GKOS | InsiderTell