InsiderTrades

Form 4 for MGTX MeiraGTx Holdings plc

Accepted 2026-02-23 00:00:00 ET · period of report 2026-02-21 · accession 0001742734-26-000006 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
D 2026-02-23 2026-02-21 MGTX Giroux Richard CFO, COO F - Tax $7.45 -31.7K 1.03M -3% -$236.4K
D 2026-02-23 2026-02-21 MGTX Giroux Richard CFO, COO M - OptEx — +60.0K 1.06M +6% —
D 2026-02-23 2026-02-21 MGTX Giroux Richard CFO, COO M - OptEx $0.00 -60.0K 60.0K -50% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Ordinary Shares 2026-02-21 F D 31,726 $7.45 1,027,530 D — — (F3) Shares withheld for payment of taxes upon vesting of award.
2 Common Ordinary Shares 2026-02-21 M A 60,000 — 1,059,256 D — — (F1) Represents vesting of one-quarter of restricted share units granted on February 21, 2023. (F2) Each restricted share unit converts into one ordinary share upon vesting.
3 Derivative Restricted Share Units 2026-02-21 M D 60,000 $0.00 60,000 D — · — to — 60,000 Ordinary Shares (F2) Each restricted share unit converts into one ordinary share upon vesting. (F1) Represents vesting of one-quarter of restricted share units granted on February 21, 2023.