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Cornerstone Investment Partners’s ProPetro Holding PUMP Stock Holding History

Cornerstone Investment Partners’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 		$224K Buy
+15,611
New +$243K 0.01% 273
2022
Q3 		– Sell
-13,590
Closed -$136K – 227
2022
Q2 		$136K Buy
+13,590
New +$179K 0.01% 187

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

Cornerstone Investment Partners's PUMP Position: Q2 2026 in Review

Cornerstone Investment Partners opened a new position in ProPetro Holding (PUMP) in Q2 2026: 15,611 shares worth $224K. The stake represents 0.01% of the portfolio and ranks #273 among its holdings. This is a return to the name: Cornerstone Investment Partners previously reported a position in PUMP as recently as Q2 2022.

Cornerstone Investment Partners first reported a position in PUMP in Q2 2022 and has held it in 2 quarters since. 269 funds tracked by Wall St. Rank hold PUMP as of Q2 2026.

  • Cornerstone Investment Partners held 15,611 shares of ProPetro Holding worth $224K as of Q2 2026.
  • ProPetro Holding was a new Cornerstone Investment Partners position in Q2 2026.
  • ProPetro Holding made up 0.01% of Cornerstone Investment Partners's portfolio in Q2 2026, its #273 holding.
  • Cornerstone Investment Partners first reported a position in ProPetro Holding in Q2 2022 and has held it in 2 quarters since.
  • 269 funds tracked by Wall St. Rank held ProPetro Holding as of Q2 2026.

Based on Cornerstone Investment Partners's 13F filing for Q2 2026, filed 7 Aug 2026.