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Lonestar Capital Management’s ProPetro Holding PUMP Stock Holding History

Lonestar 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
2025
Q3 		– Sell
-400,000
Closed -$2.39M – 29
2025
Q2 		$2.39M Buy
400,000
+200,000
+100% +$1.14M 0.89% 16
2025
Q1 		$1.47M Buy
200,000
+50,000
+33% +$435K 0.56% 16
2024
Q4 		$1.4M Buy
+150,000
New +$1.23M 0.51% 21

Other funds holding PUMP

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
SG
Sourcerock Group Denver, Colorado $2.48B AUM 72.25% 1-Year Est. Return
PCM
Philosophy Capital Management Alamo, California $1.63B AUM 12.69% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return
VAS
VR Advisory Services Camana Bay, Grand Cayman, Cayman Islands $845M AUM 22.79% 1-Year Est. Return
Arrowstreet Capital
Arrowstreet Capital Boston, Massachusetts $185B AUM 39.58% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
AFA
Alta Fundamental Advisers New York $265M AUM 98.61% 1-Year Est. Return

Lonestar Capital Management's PUMP Position: Q3 2025 in Review

Lonestar Capital Management sold out of ProPetro Holding (PUMP) in Q3 2025, closing a stake of 400,000 shares — an estimated $2.39M sold.

Lonestar Capital Management first reported a position in PUMP in Q4 2024 and held it in 3 quarters. The position peaked at $2.39M in Q2 2025. 217 funds tracked by Wall St. Rank hold PUMP as of Q3 2025.

  • Lonestar Capital Management reported no remaining ProPetro Holding position as of Q3 2025 after selling out during the quarter.
  • Lonestar Capital Management sold 400,000 ProPetro Holding shares in Q3 2025, an estimated $2.39M.
  • Lonestar Capital Management first reported a position in ProPetro Holding in Q4 2024 and held it in 3 quarters.
  • Lonestar Capital Management's ProPetro Holding position peaked at $2.39M in Q2 2025.
  • 217 funds tracked by Wall St. Rank held ProPetro Holding as of Q3 2025.

Based on Lonestar Capital Management's 13F filing for Q3 2025, filed 14 Nov 2025.