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Shellback Capital’s ProPetro Holding PUMP Stock Holding History

Shellback Capital’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
Q2 		$7.04M Buy
+490,832
New +$7.63M 0.62% 58
2026
Q1 		– Sell
-697,349
Closed -$6.63M – 105
2025
Q4 		$6.63M Buy
+697,349
New +$6.06M 0.63% 45

Other funds holding PUMP

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
SG
Sourcerock Group Denver, Colorado $1.92B AUM 45.54% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
ECA
Encompass Capital Advisors New York $2.81B AUM 198.36% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return
CCPM
Cooper Creek Partners Management New York $4.21B AUM 44.81% 1-Year Est. Return
VCM
Valiant Capital Management San Francisco, California $2.48B AUM 57.08% 1-Year Est. Return
VAS
VR Advisory Services Camana Bay, Grand Cayman, Cayman Islands $1.13B AUM 38.97% 1-Year Est. Return

Shellback Capital's PUMP Position: Q2 2026 in Review

Shellback Capital opened a new position in ProPetro Holding (PUMP) in Q2 2026: 490,832 shares worth $7.04M. The stake represents 0.62% of the portfolio and ranks #58 among its holdings. This is a return to the name: Shellback Capital previously reported a position in PUMP as recently as Q4 2025.

Shellback Capital first reported a position in PUMP in Q4 2025 and has held it in 2 quarters since. 270 funds tracked by Wall St. Rank hold PUMP as of Q2 2026.

  • Shellback Capital held 490,832 shares of ProPetro Holding worth $7.04M as of Q2 2026.
  • ProPetro Holding was a new Shellback Capital position in Q2 2026.
  • ProPetro Holding made up 0.62% of Shellback Capital's portfolio in Q2 2026, its #58 holding.
  • Shellback Capital first reported a position in ProPetro Holding in Q4 2025 and has held it in 2 quarters since.
  • 270 funds tracked by Wall St. Rank held ProPetro Holding as of Q2 2026.

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