Hudson Bay Capital Management
PUMP icon

Hudson Bay Capital Management’s ProPetro Holding PUMP Stock Holding History

Hudson Bay Capital Management’s Portfolio PUMP Stock Details PUMP Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$1.44M Buy
+100,000
New +$1.2M 0.01% 826
2025
Q4 		– Sell
-23,759
Closed -$124K – 1468
2025
Q3 		$124K Buy
+23,759
New +$126K ﹤0.01% 1053

Other funds holding PUMP

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SG
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Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $166B AUM 43.98% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
VCM
Valiant Capital Management San Francisco, California $1.74B AUM 64.05% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return
Arrowstreet Capital
Arrowstreet Capital Boston, Massachusetts $185B AUM 39.58% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Hudson Bay Capital Management's PUMP Position: Q1 2026 in Review

Hudson Bay Capital Management opened a new position in ProPetro Holding (PUMP) in Q1 2026: 100,000 shares worth $1.44M. The stake represents 0.01% of the portfolio and ranks #826 among its holdings. This is a return to the name: Hudson Bay Capital Management previously reported a position in PUMP as recently as Q3 2025.

Hudson Bay Capital Management first reported a position in PUMP in Q3 2025 and has held it in 2 quarters since. 256 funds tracked by Wall St. Rank hold PUMP as of Q1 2026.

  • Hudson Bay Capital Management held 100,000 shares of ProPetro Holding worth $1.44M as of Q1 2026.
  • ProPetro Holding was a new Hudson Bay Capital Management position in Q1 2026.
  • ProPetro Holding made up 0.01% of Hudson Bay Capital Management's portfolio in Q1 2026, its #826 holding.
  • Hudson Bay Capital Management first reported a position in ProPetro Holding in Q3 2025 and has held it in 2 quarters since.
  • 256 funds tracked by Wall St. Rank held ProPetro Holding as of Q1 2026.

Based on Hudson Bay Capital Management's 13F filing for Q1 2026, filed 13 May 2026.