MeiraGTx Holdings
MGTX
112 hedge funds and large institutions have $420M invested in MeiraGTx Holdings in 2025 Q2 according to their latest regulatory filings, with 17 funds opening new positions, 36 increasing their positions, 38 reducing their positions, and 22 closing their positions.
69% more call options, than puts
Call options by funds: $318K | Put options by funds: $188K
3.91% more ownership
Funds ownership: 76.07% → 79.98% (+3.9%)
3% more capital invested
Capital invested by funds: $407M → $420M (+$12.9M)
0% more funds holding in top 10
Funds holding in top 10: 5 → 5 (0)
5% less repeat investments, than reductions
Existing positions increased: 36 | Existing positions reduced: 38
5% less funds holding
Funds holding: 118 → 112 (-6)
23% less first-time investments, than exits
New positions opened: 17 | Existing positions closed: 22
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
RCMNY
Rubric Capital Management (New York)
New York
|
+$11.5M |
| 2 |
PM
Prosight Management
Dallas,
Texas
|
+$5.29M |
| 3 |
JGC
J. Goldman & Co
New York
|
+$5.23M |
| 4 |
Millennium Management
New York
|
+$4.64M |
| 5 |
2L
22NW LP
Seattle,
Washington
|
+$3.46M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
WP
Woodline Partners
San Francisco,
California
|
-$5.45M |
| 2 |
RA
Royce & Associates
New York
|
-$2.31M |
| 3 |
Invesco
Atlanta,
Georgia
|
-$1.81M |
| 4 |
BlackRock
New York
|
-$1.57M |
| 5 |
Dimensional Fund Advisors
Austin,
Texas
|
-$1.43M |
MGTX Hedge Fund Activity: Q2 2025 in Review
112 of the 7,595 institutional investors tracked by Wall St. Rank reported a position in MeiraGTx Holdings (MGTX) for Q2 2025, worth a combined $420M — up 3.2% from $407M a quarter earlier.
Sellers outnumbered buyers: 22 funds closed out of MGTX and 17 opened new positions — a net loss of 5 holders — while 38 trimmed existing stakes and 36 added.
The largest buyer was Rubric Capital Management (New York), adding an estimated $11.5M. The largest seller was Woodline Partners, exiting entirely with an estimated $5.45M sold.
- 112 institutional investors held MeiraGTx Holdings (MGTX) as of Q2 2025, down from 118 in Q1 2025.
- Funds reported $420M of MeiraGTx Holdings stock for Q2 2025, up 3.2% quarter-over-quarter.
- 17 funds opened new MeiraGTx Holdings positions in Q2 2025 and 22 closed out, a net change of -5 holders.
- The largest MeiraGTx Holdings buyer in Q2 2025 was Rubric Capital Management (New York), an estimated $11.5M added.
- The largest MeiraGTx Holdings seller in Q2 2025 was Woodline Partners, an estimated $5.45M sold.
Based on aggregated 13F filings for Q2 2025.