Simplex Trading
PUMP icon

Simplex Trading’s ProPetro Holding PUMP Stock Holding History

Simplex Trading’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
Q4 		– Sell
-12,614
Closed -$110K – 9780
2025
Q3 		$66K Buy
12,614
+9,465
+301% +$50.2K ﹤0.01% 6167
2025
Q2 		$18K Sell
3,149
-7,882
-71% -$45.1K ﹤0.01% 6867
2025
Q1 		$81K Buy
+11,031
New +$95.9K ﹤0.01% 5285
2024
Q4 		– Sell
-946
Closed -$7.79K – 9405
2024
Q3 		$7K Sell
946
-1,027
-52% -$8.38K ﹤0.01% 7450
2024
Q2 		$17K Sell
1,973
-1,918
-49% -$17.1K ﹤0.01% 7044
2024
Q1 		$31K Buy
3,891
+2,731
+235% +$21.3K ﹤0.01% 6728
2023
Q4 		$9K Buy
+1,160
New +$10.9K ﹤0.01% 7522
2023
Q2 		– Sell
-5,794
Closed -$42.5K – 9745
2023
Q1 		$41K Sell
5,794
-30,139
-84% -$273K ﹤0.01% 6149
2022
Q4 		$372K Buy
35,933
+5,448
+18% +$57.4K ﹤0.01% 3498
2022
Q3 		$245K Buy
30,485
+12,448
+69% +$111K ﹤0.01% 4351
2022
Q2 		$180K Buy
18,037
+11,465
+174% +$151K ﹤0.01% 4743
2022
Q1 		$91K Sell
6,572
-95,510
-94% -$1.14M ﹤0.01% 6286
2021
Q4 		$826K Sell
102,082
-28,025
-22% -$255K ﹤0.01% 3127
2021
Q3 		$1.29M Hold
130,107
– – ﹤0.01% 2736
2021
Q2 		$1.19M Buy
130,107
+79,037
+155% +$819K ﹤0.01% 2854
2021
Q1 		$544K Buy
+51,070
New +$507K ﹤0.01% 3252
2020
Q4 		– Sell
-18,918
Closed -$105K – 8912
2020
Q3 		$76K Buy
+18,918
New +$103K ﹤0.01% 5195
2020
Q1 		– Sell
-7,712
Closed -$62K – 8125
2019
Q4 		$86K Sell
7,712
-18,162
-70% -$162K ﹤0.01% 4668
2019
Q3 		$235K Buy
+25,874
New +$359K ﹤0.01% 3394
2019
Q1 		– Sell
-5,022
Closed -$89.9K – 7709
2018
Q4 		$61K Sell
5,022
-4,324
-46% -$71.2K ﹤0.01% 4338
2018
Q3 		$154K Buy
9,346
+9,114
+3,928% +$147K ﹤0.01% 3944
2018
Q2 		$3K Buy
+232
New +$3.99K ﹤0.01% 6943

Other funds holding PUMP

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
SG
Sourcerock Group Denver, Colorado $2.48B AUM 72.25% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $166B AUM 43.98% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
VCM
Valiant Capital Management San Francisco, California $1.74B AUM 64.05% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return
Arrowstreet Capital
Arrowstreet Capital Boston, Massachusetts $185B AUM 39.58% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Simplex Trading's PUMP Position: Q4 2025 in Review

Simplex Trading sold out of ProPetro Holding (PUMP) in Q4 2025, closing a stake of 12,614 shares — an estimated $110K sold.

Simplex Trading first reported a position in PUMP in Q2 2018 and held it in 22 quarters. The position peaked at $1.29M in Q3 2021. 227 funds tracked by Wall St. Rank hold PUMP as of Q4 2025.

  • Simplex Trading reported no remaining ProPetro Holding position as of Q4 2025 after selling out during the quarter.
  • Simplex Trading sold 12,614 ProPetro Holding shares in Q4 2025, an estimated $110K.
  • Simplex Trading first reported a position in ProPetro Holding in Q2 2018 and held it in 22 quarters.
  • Simplex Trading's ProPetro Holding position peaked at $1.29M in Q3 2021.
  • 227 funds tracked by Wall St. Rank held ProPetro Holding as of Q4 2025.

Based on Simplex Trading's 13F filing for Q4 2025, filed 11 Feb 2026.