6CM
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683 Capital Management’s MeiraGTx Holdings MGTX Stock Holding History

683 Capital Management’s Portfolio MGTX Stock Details MGTX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$31.1M Sell
2,300,000
-150,000
-6% -$1.49M 1.53% 19
2026
Q1 		$21.2M Sell
2,450,000
-109,082
-4% -$829K 1.11% 20
2025
Q4 		$20.3M Sell
2,559,082
-65,918
-3% -$548K 0.89% 23
2025
Q3 		$21.6M Sell
2,625,000
-65,000
-2% -$514K 1.13% 24
2025
Q2 		$17.5M Buy
2,690,000
+115,000
+4% +$679K 1.15% 24
2025
Q1 		$17.5M Buy
2,575,000
+160,000
+7% +$1.07M 1.2% 24
2024
Q4 		$14.7M Sell
2,415,000
-135,000
-5% -$791K 0.91% 27
2024
Q3 		$10.6M Buy
2,550,000
+50,000
+2% +$216K 0.81% 37
2024
Q2 		$10.5M Hold
2,500,000
– – 0.8% 39
2024
Q1 		$15.2M Hold
2,500,000
– – 1.11% 30
2023
Q4 		$17.6M Buy
2,500,000
+42,391
+2% +$209K 1.44% 22
2023
Q3 		$12.1M Hold
2,457,609
– – 0.94% 34
2023
Q2 		$16.5M Buy
2,457,609
+782,609
+47% +$5.04M 1.19% 25
2023
Q1 		$8.66M Sell
1,675,000
-25,000
-1% -$173K 0.65% 46
2022
Q4 		$11.1M Buy
1,700,000
+40,000
+2% +$275K 0.94% 34
2022
Q3 		$14M Buy
1,660,000
+220,000
+15% +$1.94M 1.08% 34
2022
Q2 		$10.9M Buy
1,440,000
+85,000
+6% +$825K 0.77% 44
2022
Q1 		$18.8M Hold
1,355,000
– – 1% 30
2021
Q4 		$32.2M Buy
1,355,000
+39,900
+3% +$764K 1.18% 15
2021
Q3 		$17.3M Buy
1,315,100
+25,391
+2% +$348K 0.68% 41
2021
Q2 		$20M Buy
1,289,709
+86,086
+7% +$1.23M 0.69% 35
2021
Q1 		$17.4M Buy
1,203,623
+167,301
+16% +$2.61M 0.92% 33
2020
Q4 		$15.7M Buy
1,036,322
+351,875
+51% +$4.97M 0.74% 34
2020
Q3 		$9.06M Buy
684,447
+268,573
+65% +$3.54M 0.66% 39
2020
Q2 		$5.21M Hold
415,874
– – 0.42% 50
2020
Q1 		$5.59M Buy
415,874
+10,874
+3% +$184K 0.66% 38
2019
Q4 		$8.11M Buy
405,000
+5,000
+1% +$85.6K 0.93% 29
2019
Q3 		$6.38M Sell
400,000
-32,319
-7% -$752K 0.71% 34
2019
Q2 		$11M Hold
432,319
– – 1% 29
2019
Q1 		$6.42M Buy
432,319
+362,319
+518% +$5.1M 0.58% 42
2018
Q4 		$675K Hold
70,000
– – 0.04% 119
2018
Q3 		$952K Buy
+70,000
New +$756K 0.06% 99

Other funds holding MGTX

S
Sanofi Paris, France $534M AUM 205.96% 1-Year Est. Return
PA
Perceptive Advisors New York $6.66B AUM 360.84% 1-Year Est. Return
RCMNY
Rubric Capital Management (New York) New York $10.9B AUM 70.31% 1-Year Est. Return
JJ
Johnson & Johnson New Brunswick, New Jersey $799M AUM 253.51% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Adage Capital Partners
Adage Capital Partners Boston, Massachusetts $71.3B AUM 56.8% 1-Year Est. Return
OM
Opaleye Management Boston, Massachusetts $1.1B AUM 197.64% 1-Year Est. Return
Millennium Management
Millennium Management New York $276B AUM 44.8% 1-Year Est. Return
WP
Woodline Partners San Francisco, California $32.4B AUM 58.5% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

683 Capital Management's MGTX Position: Q2 2026 in Review

683 Capital Management reduced its MeiraGTx Holdings (MGTX) stake by 6.1% in Q2 2026, selling an estimated $1.49M and leaving 2,300,000 shares worth $31.1M. The position accounts for 1.53% of the portfolio, ranked #19.

683 Capital Management first reported a position in MGTX in Q3 2018 and has held it in 32 quarters since. The position peaked at $32.2M in Q4 2021. 157 funds tracked by Wall St. Rank hold MGTX as of Q2 2026.

  • 683 Capital Management held 2,300,000 shares of MeiraGTx Holdings worth $31.1M as of Q2 2026.
  • 683 Capital Management sold 150,000 MeiraGTx Holdings shares in Q2 2026, an estimated $1.49M.
  • MeiraGTx Holdings made up 1.53% of 683 Capital Management's portfolio in Q2 2026, its #19 holding.
  • 683 Capital Management first reported a position in MeiraGTx Holdings in Q3 2018 and has held it in 32 quarters since.
  • 683 Capital Management's MeiraGTx Holdings position peaked at $32.2M in Q4 2021.
  • 157 funds tracked by Wall St. Rank held MeiraGTx Holdings as of Q2 2026.

Based on 683 Capital Management's 13F filing for Q2 2026, filed 14 Aug 2026.