MeiraGTx Holdings plc (MGTX) Insider Ownership

Historic Ownership Trends

Data spanning the past 90 days through December 12, 2025 reveals that MeiraGTx Holdings's three principal insider shareholders consist of President & CEO Alexandria Forbes (1.31Mn shares), CFO & COO Richard Giroux (829.49K shares), General Counsel And Secretary Robert J Wollin (26.15K shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares Report Date
Advisors Llc Perceptive 12,531,103 14 Aug, 2024
Alexandria Forbes President & CEO 1,313,983 07 Oct, 2025
Richard Giroux CFO & COO 829,494 21 Oct, 2025
Stuart Naylor Chief Dev. Officer 623,291 25 Feb, 2025
Robert K Zeldin Chief Medical Officer 136,520 25 Feb, 2025
Keith R. Harris 125,000 09 Jun, 2025
Martin Indyk 35,000 06 Jun, 2024
Robert J Wollin General Counsel And Secretary 26,146 24 Nov, 2025
Joel S Marcus 12,882 17 Mar, 2021

* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
20 Nov, 2025 Robert J Wollin Ordinary Shares D 5,000 $0.00 26,146 D G
21 Oct, 2025 Richard Giroux Ordinary Shares D 24,000 $8.87 829,494 D S
07 Oct, 2025 Alexandria Forbes Ordinary Shares D 47,500 $8.39 1,313,983 D S
22 Jul, 2025 Richard Giroux Ordinary Shares D 24,000 $8.52 853,494 D S
08 Jul, 2025 Alexandria Forbes Ordinary Shares D 47,500 $7.97 1,361,483 D S
30 Jun, 2025 Richard Giroux Ordinary Shares D 5,000 $0.00 877,494 D G
06 Jun, 2025 Keith R. Harris Ordinary Shares A 75,000 - 125,000 D M
06 Jun, 2025 Keith R. Harris - - 125,000 D
22 Apr, 2025 Richard Giroux Ordinary Shares D 24,000 $6.00 882,494 D S
08 Apr, 2025 Alexandria Forbes Ordinary Shares D 47,500 $5.34 1,408,983 D S
21 Feb, 2025 Robert J Wollin Ordinary Shares A 22,500 - 43,262 D M
21 Feb, 2025 Stuart Naylor Ordinary Shares A 50,000 - 646,791 D M
21 Feb, 2025 Richard Giroux Ordinary Shares A 120,000 - 969,947 D M
21 Feb, 2025 Robert K Zeldin Ordinary Shares A 15,000 - 142,423 D M
21 Feb, 2025 Alexandria Forbes Ordinary Shares A 125,000 - 1,522,578 D M
21 Feb, 2025 Alexandria Forbes Ordinary Shares D 66,095 $7.30 1,456,483 D F
21 Feb, 2025 Robert K Zeldin Ordinary Shares D 5,903 $7.30 136,520 D F
21 Feb, 2025 Robert J Wollin Ordinary Shares D 12,116 $7.30 31,146 D F
21 Feb, 2025 Richard Giroux Ordinary Shares D 63,452 $7.30 906,495 D F
21 Feb, 2025 Stuart Naylor Ordinary Shares D 23,500 $7.30 623,291 D F