SUSQUEHANNA INTERNATIONAL GROUP, LLP
Position in MGTX — MeiraGTx Holdings plc
CIK 1446194
BALA CYNWYD, PA
Position in MGTX
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$654,883
+$335,208 QoQ
Shares Held
48,474
+31.3% QoQ
Ownership
0.050%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#70
of 156 holders
Holding Since
Jun 2020
20 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in MGTX Over Time
Shares Held
Position Value (USD)
Derivatives in MGTX
reported options exposure · as of Mar 31, 2026CallValue
$0
CallShares
0
PutValue
$136,828
PutShares
15,800
Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.
Position in Biotechnology
Healthcare · as of Jun 30, 2026SUSQUEHANNA INTERNATIONAL GROUP, LLP holds $1,649,997,309 across 349 Biotechnology names. MGTX ranks #147 (0.0% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ABVX |
Abivax S.A.
|
1,053,896 | $140,442,180 | |
| 2 | CYTK |
Cytokinetics Inc
|
1,549,458 | $131,998,327 | |
| 3 | REGN |
Regeneron Pharmaceuticals, Inc.
|
180,219 | $112,373,755 | |
| 4 | ALNY |
Alnylam Pharmaceuticals, Inc.
|
294,460 | $88,641,293 | |
| 5 | MDGL |
Madrigal Pharmaceuticals, Inc.
|
148,610 | $79,796,139 | |
| 6 | INSM |
INSMED Inc
|
729,354 | $77,763,723 | |
| 7 | VRTX |
Vertex Pharmaceuticals Inc / Ma
|
144,174 | $71,615,550 | |
| 8 | AGIO |
Agios Pharmaceuticals, Inc.
|
1,375,558 | $51,046,957 |
All Filings in MGTX
Export CSV
31 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $654,883 | 48,474 | Shares | Other | 2026-08-14 | |
| 2026-03-31 | $319,675 | 36,914 | Shares | Other | 2026-05-15 | |
| 2026-03-31 | $136,828 | 15,800 | Put | Other | 2026-05-15 | |
| 2025-12-31 | $611,370 | 76,902 | Shares | Other | 2026-02-17 | |
| 2025-09-30 | $383,518 | 46,600 | Call | Other | 2025-11-14 | |
| 2025-09-30 | $370,350 | 45,000 | Put | Other | 2025-11-14 | |
| 2025-09-30 | $317,908 | 38,628 | Shares | Other | 2025-11-14 | |
| 2025-06-30 | $577,509 | 88,575 | Shares | Other | 2025-08-14 | |
| 2025-03-31 | $851,954 | 125,657 | Shares | Other | 2025-05-14 | |
| 2024-12-31 | $557,362 | 91,521 | Shares | Other | 2025-02-14 | |
| 2024-09-30 | $53,059 | 12,724 | Shares | Defined | 2024-11-14 | |
| 2023-12-31 | $104,920 | 14,946 | Shares | Defined | 2024-02-14 | |
| 2023-12-31 | $89,856 | 12,800 | Put | Defined | 2024-02-14 | |
| 2023-09-30 | $50,573 | 10,300 | Put | Defined | 2023-11-14 | |
| 2023-06-30 | $87,843 | 13,072 | Shares | Defined | 2023-08-11 | |
| 2023-03-31 | $88,469 | 17,112 | Shares | Defined | 2023-05-16 | |
| 2022-12-31 | $264,060 | 40,500 | Put | Defined | 2023-02-14 | |
| 2022-12-31 | $262,977 | 40,334 | Shares | Defined | 2023-02-14 | |
| 2022-09-30 | $470,960 | 56,000 | Put | Defined | 2022-11-14 | |
| 2022-09-30 | $340,924 | 40,538 | Shares | Defined | 2022-11-14 | |
| 2022-09-30 | $129,514 | 15,400 | Call | Defined | 2022-11-14 | |
| 2022-06-30 | $187,728 | 24,799 | Shares | Defined | 2022-08-15 | |
| 2022-06-30 | $182,437 | 24,100 | Put | Defined | 2022-08-15 | |
| 2022-06-30 | $152,157 | 20,100 | Call | Defined | 2022-08-15 | |
| 2022-03-31 | $148,195 | 10,700 | Call | Defined | 2022-05-16 | |
| 2021-12-31 | $213,754 | 9,004 | Shares | Defined | 2022-04-05 | |
| 2021-12-31 | $619,614 | 26,100 | Call | Defined | 2022-04-05 | |
| 2021-12-31 | $268,262 | 11,300 | Put | Defined | 2022-04-05 | |
| 2021-03-31 | $329,970 | 22,867 | Shares | Defined | 2021-05-17 | |
| 2020-12-31 | $335,335 | 22,149 | Shares | Defined | 2021-02-16 | |
| 2020-06-30 | $128,092 | 10,231 | Shares | Defined | 2020-08-14 | |
| No filing history on record for this holder in this stock. | ||||||