Hudson Bay Capital Management
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Hudson Bay Capital Management’s MacroGenics MGNX Stock Holding History

Hudson Bay Capital Management’s Portfolio MGNX Stock Details MGNX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		– Sell
-104,754
Closed -$303K – 1556
2026
Q1 		$303K Buy
+104,754
New +$223K ﹤0.01% 1030
2025
Q3 		– Sell
-17,483
Closed -$21.2K – 1520
2025
Q2 		$21.2K Buy
+17,483
New +$25.4K ﹤0.01% 1306
2024
Q3 		– Sell
-916,527
Closed -$3.9M – 975
2024
Q2 		$3.9M Buy
916,527
+786,394
+604% +$7.66M 0.02% 421
2024
Q1 		$1.92M Buy
130,133
+80,940
+165% +$1.22M 0.01% 457
2023
Q4 		$473K Buy
+49,193
New +$340K ﹤0.01% 559
2019
Q4 		– Sell
-40,100
Closed -$512K – 471
2019
Q3 		$512K Buy
40,100
+100
+0.3% +$1.44K 0.01% 346
2019
Q2 		$679K Sell
40,000
-60,100
-60% -$1.03M 0.02% 344
2019
Q1 		$1.8M Buy
+100,100
New +$1.73M 0.02% 484

Other funds holding MGNX

AC
Armistice Capital New York $8.17B AUM 68.82% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Renaissance Technologies
Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $84.2B AUM 55.88% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return
Millennium Management
Millennium Management New York $276B AUM 44.8% 1-Year Est. Return
WA
Wasatch Advisors Salt Lake City, Utah $15.3B AUM 25.06% 1-Year Est. Return
RCM
RA Capital Management Boston, Massachusetts $11.5B AUM 168.77% 1-Year Est. Return

Hudson Bay Capital Management's MGNX Position: Q2 2026 in Review

Hudson Bay Capital Management sold out of MacroGenics (MGNX) in Q2 2026, closing a stake of 104,754 shares — an estimated $303K sold.

Hudson Bay Capital Management first reported a position in MGNX in Q1 2019 and held it in 8 quarters. The position peaked at $3.9M in Q2 2024. 122 funds tracked by Wall St. Rank hold MGNX as of Q2 2026.

  • Hudson Bay Capital Management reported no remaining MacroGenics position as of Q2 2026 after selling out during the quarter.
  • Hudson Bay Capital Management sold 104,754 MacroGenics shares in Q2 2026, an estimated $303K.
  • Hudson Bay Capital Management first reported a position in MacroGenics in Q1 2019 and held it in 8 quarters.
  • Hudson Bay Capital Management's MacroGenics position peaked at $3.9M in Q2 2024.
  • 122 funds tracked by Wall St. Rank held MacroGenics as of Q2 2026.

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