Jim Simons
PUMP icon

Jim Simons’s ProPetro Holding PUMP Stock Holding History

Jim Simons’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 		$21.1M Buy
1,472,100
+819,700
+126% +$12.7M 0.03% 675
2026
Q1 		$9.4M Sell
652,400
-6,700
-1% -$80.1K 0.01% 1000
2025
Q4 		$6.27M Buy
659,100
+475,126
+258% +$4.13M 0.01% 1176
2025
Q3 		$964K Sell
183,974
-59,059
-24% -$313K ﹤0.01% 2499
2025
Q2 		$1.45M Buy
+243,033
New +$1.39M ﹤0.01% 2306
2025
Q1 		– Sell
-239,800
Closed -$2.24M – 3764
2024
Q4 		$2.24M Buy
239,800
+152,600
+175% +$1.26M ﹤0.01% 1981
2024
Q3 		$668K Buy
+87,200
New +$712K ﹤0.01% 2652
2023
Q3 		– Sell
-126,300
Closed -$1.04M – 4011
2023
Q2 		$1.04M Buy
+126,300
New +$927K ﹤0.01% 2445
2022
Q3 		– Sell
-133,800
Closed -$1.34M – 4338
2022
Q2 		$1.34M Buy
133,800
+43,600
+48% +$573K ﹤0.01% 2509
2022
Q1 		$1.26M Buy
90,200
+78,300
+658% +$935K ﹤0.01% 2573
2021
Q4 		$96K Sell
11,900
-42,000
-78% -$382K ﹤0.01% 3686
2021
Q3 		$466K Buy
+53,900
New +$421K ﹤0.01% 2916
2021
Q2 		– Sell
-48,400
Closed -$516K – 3716
2021
Q1 		$516K Sell
48,400
-21,345
-31% -$212K ﹤0.01% 2898
2020
Q4 		$515K Sell
69,745
-934,355
-93% -$5.2M ﹤0.01% 2805
2020
Q3 		$4.08M Sell
1,004,100
-586,400
-37% -$3.19M ﹤0.01% 1688
2020
Q2 		$8.18M Buy
+1,590,500
New +$7.33M 0.01% 1344
2019
Q4 		– Sell
-249,400
Closed -$2.27M – 3694
2019
Q3 		$2.27M Buy
249,400
+42,500
+21% +$590K ﹤0.01% 2218
2019
Q2 		$4.28M Buy
+206,900
New +$4.39M ﹤0.01% 1899
2018
Q2 		– Sell
-595,200
Closed -$9.46M – 3474
2018
Q1 		$9.46M Sell
595,200
-556,700
-48% -$10.1M 0.01% 1402
2017
Q4 		$23.2M Buy
+1,151,900
New +$19.5M 0.03% 848

Other funds holding PUMP

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Sourcerock Group
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
Encompass Capital Advisors
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
Valiant Capital Management
Valiant Capital Management San Francisco, California $2.48B AUM 57.08% 1-Year Est. Return
VR Advisory Services
VR Advisory Services Camana Bay, Grand Cayman, Cayman Islands $1.13B AUM 38.97% 1-Year Est. Return

Jim Simons's PUMP Position: Q2 2026 in Review

Jim Simons increased its ProPetro Holding (PUMP) stake by 126% in Q2 2026, buying an estimated $12.7M and bringing the position to 1,472,100 shares worth $21.1M. The position accounts for 0.03% of the portfolio, ranked #675.

Jim Simons first reported a position in PUMP in Q4 2017 and has held it in 20 quarters since. The position peaked at $23.2M in Q4 2017. 271 funds tracked by Wall St. Rank hold PUMP as of Q2 2026.

  • Jim Simons held 1,472,100 shares of ProPetro Holding worth $21.1M as of Q2 2026.
  • Jim Simons bought 819,700 ProPetro Holding shares in Q2 2026, an estimated $12.7M.
  • ProPetro Holding made up 0.03% of Jim Simons's portfolio in Q2 2026, its #675 holding.
  • Jim Simons first reported a position in ProPetro Holding in Q4 2017 and has held it in 20 quarters since.
  • Jim Simons's ProPetro Holding position peaked at $23.2M in Q4 2017.
  • 271 funds tracked by Wall St. Rank held ProPetro Holding as of Q2 2026.

Based on Renaissance Technologies's 13F filing for Q2 2026, filed 13 Aug 2026.