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sellWeak cluster of 210b5-1 plan

Stuart Naylor sold $409k of MGTX

CHIEF SCI OFCR, OPHTHALMOLOGY at MeiraGTx Holdings plc. 27,659 shares at an average of $14.80, traded Jul 7, 2026, filed Jul 7, 2026.

Warning score
19
Value
$409k
27,659 shares
Holdings after
640,846
-4% from before
From 52-week low
+110%
low $6.99, close $14.66
From 52-week high
0%
high $14.66, as of Jul 7, 2026

Score components

  • Role
    Officer
    +15
  • Trade size
    $409k at market
    +16
  • Share of holdings sold
    Sold 4.1% of holdings
    0
  • Cluster
    2 insiders selling within 14 days
    +8
  • 10b5-1 plan
    Pre-scheduled under a 10b5-1 plan
    -20

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.

MGTXOct 9, 2026 · close 10.69
Since filing Jul 7, 2026: -27.1%SPY +4.3% · excess -31.4%

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 0001742771-26-000012, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Jul 7, 2026SOpen-market sale
Ordinary Shares10b5-1
-2,547$13.86$35k665,958Jul 7, 2026
Jul 7, 2026SOpen-market sale
Ordinary Shares10b5-1
-25,112$14.90$374k640,846Jul 7, 2026

Related signals

Other insiders at MeiraGTx Holdings plc and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
9Weak
MGTXsell10b5-1
MeiraGTx Holdings plc
Stuart Naylor
CHIEF SCI OFCR, OPHTHALMOLOGY
$294k
27,659 shares
-4%
28Weak
MGTXsell10b5-1
MeiraGTx Holdings plc
Alexandria Forbes
PRESIDENT & CEO
$859k
62,000 shares
-4%
31Weak
MGTXsell 210b5-1
MeiraGTx Holdings plc
Richard Giroux
CFO & COO
$701k
56,000 shares
-6%
24Weak
MGTXsell10b5-1
MeiraGTx Holdings plc
Alexandria Forbes
PRESIDENT & CEO
$569k
62,000 shares
-4%
29Weak
MGTXsell 210b5-1
MeiraGTx Holdings plc
Richard Giroux
CFO & COO
$572k
56,000 shares
-5%
23Weak
MGTXsell 310b5-1
MeiraGTx Holdings plc
Stuart Naylor
CHIEF DEV. OFFICER
$259k
27,661 shares
-4%
30Weak
MGTXsell 210b5-1
MeiraGTx Holdings plc
Alexandria Forbes
PRESIDENT & CEO
$459k
62,000 shares
-4%
22Weak
MGTXsell 210b5-1
MeiraGTx Holdings plc
Richard Giroux
CFO & COO
$213k
24,000 shares
-3%
29Weak
MGTXsell 210b5-1
MeiraGTx Holdings plc
Alexandria Forbes
PRESIDENT & CEO
$399k
47,500 shares
-3%
22Weak
MGTXsell 210b5-1
MeiraGTx Holdings plc
Richard Giroux
CFO & COO
$204k
24,000 shares
-3%

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.

Stuart Naylor sold $409k of MGTX | InsiderTell