Hartree Partners’s ProPetro Holding PUMP Stock Holding History

Hartree 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	$555K	Buy	+38,700	New	+$601K	0.12%	80
2025 Q3	–	Sell	-22,500	Closed	-$134K	–	98
2025 Q2	$134K	Buy	+22,500	New	+$129K	0.04%	58
2024 Q4	–	Sell	-394,008	Closed	-$3.02M	–	80
2024 Q3	$3.02M	Sell	394,008 -134,955	-26%	-$1.1M	0.69%	34
2024 Q2	$4.59M	Buy	528,963 +125,563	+31%	+$1.12M	1.15%	20
2024 Q1	$3.26M	Buy	+403,400	New	+$3.15M	0.84%	25
2017 Q2	–	Sell	-500,000	Closed	-$6.45M	–	24
2017 Q1	$6.45M	Buy	+500,000	New	+$6.75M	7.17%	5

Other funds holding PUMP

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Sourcerock Group Denver, Colorado $1.92B AUM 45.54% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return

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 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

Hartree Partners's PUMP Position: Q2 2026 in Review

Hartree Partners opened a new position in ProPetro Holding (PUMP) in Q2 2026: 38,700 shares worth $555K. The stake represents 0.12% of the portfolio and ranks #80 among its holdings. This is a return to the name: Hartree Partners previously reported a position in PUMP as recently as Q2 2025.

Hartree Partners first reported a position in PUMP in Q1 2017 and has held it in 6 quarters since. The position peaked at $6.45M in Q1 2017. 269 funds tracked by Wall St. Rank hold PUMP as of Q2 2026.

Hartree Partners held 38,700 shares of ProPetro Holding worth $555K as of Q2 2026.
ProPetro Holding was a new Hartree Partners position in Q2 2026.
ProPetro Holding made up 0.12% of Hartree Partners's portfolio in Q2 2026, its #80 holding.
Hartree Partners first reported a position in ProPetro Holding in Q1 2017 and has held it in 6 quarters since.
Hartree Partners's ProPetro Holding position peaked at $6.45M in Q1 2017.
269 funds tracked by Wall St. Rank held ProPetro Holding as of Q2 2026.

Based on Hartree Partners's 13F filing for Q2 2026, filed 12 Aug 2026.