WG
PUMP icon

Winton Group’s ProPetro Holding PUMP Stock Holding History

Winton Group’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 		– Sell
-67,762
Closed -$976K – 1432
2026
Q1 		$976K Buy
67,762
+33,330
+97% +$398K 0.03% 546
2025
Q4 		$327K Buy
+34,432
New +$299K 0.01% 727
2023
Q3 		– Sell
-86,173
Closed -$710K – 904
2023
Q2 		$710K Buy
+86,173
New +$633K 0.06% 220
2022
Q3 		– Sell
-25,641
Closed -$256K – 1062
2022
Q2 		$256K Buy
25,641
+2,121
+9% +$27.9K 0.01% 836
2022
Q1 		$328K Sell
23,520
-9,949
-30% -$119K 0.02% 797
2021
Q4 		$271K Sell
33,469
-47,953
-59% -$436K 0.02% 861
2021
Q3 		$704K Sell
81,422
-21,753
-21% -$170K 0.04% 687
2021
Q2 		$945K Buy
103,175
+35,199
+52% +$365K 0.05% 560
2021
Q1 		$725K Sell
67,976
-32,741
-33% -$325K 0.04% 663
2020
Q4 		$744K Sell
100,717
-248,767
-71% -$1.38M 0.05% 572
2020
Q3 		$1.42M Sell
349,484
-19,785
-5% -$108K 0.05% 669
2020
Q2 		$1.9M Buy
369,269
+178,463
+94% +$823K 0.05% 676
2020
Q1 		$477K Sell
190,806
-193,954
-50% -$1.56M 0.01% 1045
2019
Q4 		$4.33M Buy
384,760
+369,132
+2,362% +$3.3M 0.06% 526
2019
Q3 		$142K Sell
15,628
-5,909
-27% -$82K ﹤0.01% 1433
2019
Q2 		$446K Buy
21,537
+9,260
+75% +$197K 0.01% 717
2019
Q1 		$277K Buy
+12,277
New +$220K 0.01% 825
2018
Q3 		– Sell
-11,674
Closed -$183K – 1114
2018
Q2 		$183K Sell
11,674
-23,367
-67% -$402K ﹤0.01% 990
2018
Q1 		$557K Buy
+35,041
New +$633K 0.02% 730

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

Winton Group's PUMP Position: Q2 2026 in Review

Winton Group sold out of ProPetro Holding (PUMP) in Q2 2026, closing a stake of 67,762 shares — an estimated $976K sold.

Winton Group first reported a position in PUMP in Q1 2018 and held it in 19 quarters. The position peaked at $4.33M in Q4 2019. 269 funds tracked by Wall St. Rank hold PUMP as of Q2 2026.

  • Winton Group reported no remaining ProPetro Holding position as of Q2 2026 after selling out during the quarter.
  • Winton Group sold 67,762 ProPetro Holding shares in Q2 2026, an estimated $976K.
  • Winton Group first reported a position in ProPetro Holding in Q1 2018 and held it in 19 quarters.
  • Winton Group's ProPetro Holding position peaked at $4.33M in Q4 2019.
  • 269 funds tracked by Wall St. Rank held ProPetro Holding as of Q2 2026.

Based on Winton Group's 13F filing for Q2 2026, filed 7 Aug 2026.