Nasdaq · CIK 0001735438
MGTX MeiraGTx Holdings plc
Insider trading from SEC Form 4. Last filing 6 d ago. Close $10.69 on Oct 9, 2026, +53% from the 52-week low and -29% from the high.
Last 90 days
Net insider value
-$294k
more sold than bought
Buys
0
$0 by 0 insiders
Sells
1
$294k by 1 insider
Insiders on file
13
with a Form 4 at this company
Price and insider trades, last year
MGTXOct 9, 2026 · close 10.69
Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™
Signals
Open-market buys and sells at MeiraGTx Holdings plc, scored.
| Score | Insider | Value | Holdings | Price context | Filed |
|---|---|---|---|---|---|
| 9Weak | Stuart Naylor CHIEF SCI OFCR, OPHTHALMOLOGY sell | $294k 27,659 shares | -4% | +52% from low-29% from high | |
| 22Weak | Richard Giroux CFO & COO sell | $204k 24,000 shares | -3% | +114% from low-3% from high | |
| 29Weak | Alexandria Forbes PRESIDENT & CEO sell | $379k 47,500 shares | -3% | +101% from low-2% from high | |
| 21Weak | Richard Giroux CFO & COO sell | $144k 24,000 shares | -3% | +56% from low-24% from high | |
| 26Weak | Alexandria Forbes PRESIDENT & CEO sell | $254k 47,500 shares | -3% | +30% from low-36% from high | |
| 21Weak | Richard Giroux CFO & COO sell | $151k 24,000 shares | -3% | - | |
| 12Weak | Alexandria Forbes PRESIDENT & CEO sell | $305k 47,500 shares | -3% | - |
Transactions
The last 43 rows filed, every code.
| Date | Insider | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| Oct 6, 2026 | Stuart Naylor CHIEF SCI OFCR, OPHTHALMOLOGY | SOpen-market sale Ordinary Shares10b5-1 | -27,659 | $10.64 | $294k | 613,187 | 6 d ago |
| Sep 23, 2026 | Alan Sebulsky director | AGrant or award Restricted Share Unitsderivative | +100,000 | $0.00 | $0 | 100,000 | 18 d ago |
| Jul 22, 2025 | Richard Giroux CFO & COO | SOpen-market sale Ordinary Shares10b5-1 | -24,000 | $8.52 | $204k | 853,494 | Jul 22, 2025 |
| Jul 8, 2025 | Alexandria Forbes PRESIDENT & CEO | SOpen-market sale Ordinary Shares10b5-1 | -47,500 | $7.97 | $379k | 1,361,483 | Jul 8, 2025 |
| Jun 30, 2025 | Richard Giroux CFO & COO | GGift Ordinary Shares | -5,000 | $0.00 | $0 | 877,494 | Jul 2, 2025 |
| Jun 12, 2025 | Nicole Seligman director | AGrant or award Restricted Share Unitsderivative | +45,000 | $0.00 | $0 | 45,000 | Jun 16, 2025 |
| Jun 12, 2025 | Keith R. Harris director | AGrant or award Restricted Share Unitsderivative | +75,000 | $0.00 | $0 | 75,000 | Jun 16, 2025 |
| Jun 12, 2025 | Debra Yu director | AGrant or award Restricted Share Unitsderivative | +45,000 | $0.00 | $0 | 45,000 | Jun 16, 2025 |
| Jun 12, 2025 | Thomas E Shenk director | AGrant or award Restricted Share Unitsderivative | +45,000 | $0.00 | $0 | 45,000 | Jun 16, 2025 |
| Jun 12, 2025 | Neil Mendoza director | AGrant or award Restricted Share Unitsderivative | +45,000 | $0.00 | $0 | 45,000 | Jun 16, 2025 |
| Jun 12, 2025 | Ellen Hukkelhoven director | AGrant or award Restricted Share Unitsderivative | +45,000 | $0.00 | $0 | 45,000 | Jun 16, 2025 |
| Jun 12, 2025 | Keith R. Harris director | AGrant or award Restricted Share Unitsderivative | +45,000 | $0.00 | $0 | 45,000 | Jun 16, 2025 |
| Jun 12, 2025 | Perceptive Advisors LLC director, owner | AGrant or award Restricted Share Unitsderivativeindirect: See Footnote | +45,000 | $0.00 | $0 | 45,000 | Jun 16, 2025 |
| Jun 6, 2025 | Keith R. Harris director | MOption exercise Ordinary Shares | +75,000 | - | - | 125,000 | Jun 9, 2025 |
| Jun 6, 2025 | Keith R. Harris director | MOption exercise Restricted Share Unitsderivative | -75,000 | $0.00 | $0 | 0 | Jun 9, 2025 |
| Apr 22, 2025 | Richard Giroux CFO & COO | SOpen-market sale Ordinary Shares10b5-1 | -24,000 | $6.00 | $144k | 882,494 | Apr 22, 2025 |
| Apr 8, 2025 | Alexandria Forbes PRESIDENT & CEO | SOpen-market sale Ordinary Shares10b5-1 | -47,500 | $5.34 | $254k | 1,408,983 | Apr 8, 2025 |
| Apr 3, 2025 | Robert K Zeldin CHIEF MEDICAL OFFICER | AGrant or award Restricted Share Unitsderivative | +90,000 | $0.00 | $0 | 90,000 | Apr 7, 2025 |
| Apr 3, 2025 | Robert J Wollin GENERAL COUNSEL AND SECRETARY | AGrant or award Restricted Share Unitsderivative | +100,000 | $0.00 | $0 | 100,000 | Apr 7, 2025 |
| Apr 3, 2025 | Richard Giroux CFO & COO | AGrant or award Restricted Share Unitsderivative | +950,000 | $0.00 | $0 | 950,000 | Apr 7, 2025 |
| Apr 3, 2025 | Alexandria Forbes PRESIDENT & CEO | AGrant or award Restricted Share Unitsderivative | +950,000 | $0.00 | $0 | 950,000 | Apr 7, 2025 |
| Apr 3, 2025 | Stuart Naylor CHIEF DEV. OFFICER | AGrant or award Restricted Share Unitsderivative | +100,000 | $0.00 | $0 | 100,000 | Apr 7, 2025 |
| Feb 21, 2025 | Alexandria Forbes PRESIDENT & CEO | MOption exercise Ordinary Shares | +125,000 | - | - | 1,522,578 | Feb 25, 2025 |
| Feb 21, 2025 | Richard Giroux CFO & COO | MOption exercise Ordinary Shares | +120,000 | - | - | 969,947 | Feb 25, 2025 |
| Feb 21, 2025 | Alexandria Forbes PRESIDENT & CEO | FTax withholding Ordinary Shares | -66,095 | $7.30 | $482k | 1,456,483 | Feb 25, 2025 |
| Feb 21, 2025 | Richard Giroux CFO & COO | FTax withholding Ordinary Shares | -63,452 | $7.30 | $463k | 906,495 | Feb 25, 2025 |
| Feb 21, 2025 | Alexandria Forbes PRESIDENT & CEO | MOption exercise Restricted Share Unitsderivative | -125,000 | $0.00 | $0 | 125,000 | Feb 25, 2025 |
| Feb 21, 2025 | Richard Giroux CFO & COO | MOption exercise Restricted Share Unitsderivative | -120,000 | $0.00 | $0 | 120,000 | Feb 25, 2025 |
| Jan 21, 2025 | Richard Giroux CFO & COO | SOpen-market sale Ordinary Shares10b5-1 | -24,000 | $6.29 | $151k | 849,947 | Jan 21, 2025 |
| Jan 14, 2025 | Alexandria Forbes PRESIDENT & CEO | MOption exercise Ordinary Shares | +30,000 | - | - | 1,413,441 | Jan 16, 2025 |
| Jan 14, 2025 | Richard Giroux CFO & COO | MOption exercise Ordinary Shares | +25,000 | - | - | 887,166 | Jan 16, 2025 |
| Jan 14, 2025 | Alexandria Forbes PRESIDENT & CEO | FTax withholding Ordinary Shares | -15,863 | $5.77 | $92k | 1,397,578 | Jan 16, 2025 |
| Jan 14, 2025 | Richard Giroux CFO & COO | FTax withholding Ordinary Shares | -13,219 | $5.77 | $76k | 873,947 | Jan 16, 2025 |
| Jan 14, 2025 | Alexandria Forbes PRESIDENT & CEO | MOption exercise Restricted Share Unitsderivative | -30,000 | $0.00 | $0 | 0 | Jan 16, 2025 |
| Jan 14, 2025 | Richard Giroux CFO & COO | MOption exercise Restricted Share Unitsderivative | -25,000 | $0.00 | $0 | 0 | Jan 16, 2025 |
| Jan 7, 2025 | Alexandria Forbes PRESIDENT & CEO | MOption exercise Ordinary Shares10b5-1 | +62,500 | - | - | 1,463,989 | Jan 10, 2025 |
| Jan 7, 2025 | Richard Giroux CFO & COO | MOption exercise Ordinary Shares | +52,500 | - | - | 889,926 | Jan 10, 2025 |
| Jan 7, 2025 | Alexandria Forbes PRESIDENT & CEO | FTax withholding Ordinary Shares10b5-1 | -33,048 | $6.34 | $210k | 1,430,941 | Jan 10, 2025 |
| Jan 7, 2025 | Richard Giroux CFO & COO | FTax withholding Ordinary Shares | -27,760 | $6.34 | $176k | 862,166 | Jan 10, 2025 |
| Jan 7, 2025 | Alexandria Forbes PRESIDENT & CEO | SOpen-market sale Ordinary Shares10b5-1 | -35,839 | $6.47 | $232k | 1,395,102 | Jan 10, 2025 |
| Jan 8, 2025 | Alexandria Forbes PRESIDENT & CEO | SOpen-market sale Ordinary Shares10b5-1 | -11,661 | $6.30 | $73k | 1,383,441 | Jan 10, 2025 |
| Jan 7, 2025 | Alexandria Forbes PRESIDENT & CEO | MOption exercise Restricted Share Unitsderivative10b5-1 | -62,500 | $0.00 | $0 | 62,500 | Jan 10, 2025 |
| Jan 7, 2025 | Richard Giroux CFO & COO | MOption exercise Restricted Share Unitsderivative | -52,500 | $0.00 | $0 | 52,500 | Jan 10, 2025 |
Insiders
Everyone who has filed a Form 4 here.
- Alexandria ForbesPRESIDENT & CEO
- Richard GirouxCFO & COO
- Keith R. Harrisdirector
- Ellen Hukkelhovendirector
- Neil Mendozadirector
- Stuart NaylorCHIEF DEV. OFFICER
- Perceptive Advisors LLCdirector, owner
- Alan Sebulskydirector
- Thomas E Shenkdirector
- Nicole Seligmandirector
- Robert J WollinGENERAL COUNSEL AND SECRETARY
- Debra Yudirector
- Robert K ZeldinCHIEF MEDICAL OFFICER
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.