Position in PUMP
as of Jun 30, 2026
· filed Aug 12, 2026
Position Value
$787,108
+$721,011 QoQ
Shares Held
54,889
+335.1% QoQ
Ownership
0.045%
of shares outstanding
% of Portfolio
0.03%
of 13F equity value
Holder Rank
#137
of 268 holders
Holding Since
Sep 2020
18 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in PUMP Over Time
Shares Held
Position Value (USD)
Position in Oil & Gas Equipment & Services
Energy · as of Jun 30, 2026SIMPLEX TRADING, LLC holds $7,675,213 across 24 Oil & Gas Equipment & Services names. PUMP ranks #3 (10.3% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | LBRT |
Liberty Energy Inc.
|
97,406 | $2,551,063 | |
| 2 | KGS |
Kodiak Gas Services, Inc.
|
11,387 | $855,505 | |
| 3 | PUMP |
ProPetro Holding Corp.
This page
|
54,889 | $787,108 | |
| 4 | OII |
Oceaneering International Inc
|
14,822 | $600,587 | |
| 5 | WTTR |
Select Water Solutions, Inc.
|
23,996 | $479,440 | |
| 6 | TDW |
Tidewater Inc
|
6,667 | $444,222 | |
| 7 | NOV |
NOV Inc.
|
23,905 | $443,437 | |
| 8 | AROC |
Archrock, Inc.
|
9,134 | $371,845 |
All Filings in PUMP
Export CSV
18 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $787,108 | 54,889 | Shares | Sole | 2026-08-12 | |
| 2025-09-30 | $66,097 | 12,614 | Shares | Sole | 2025-11-12 | |
| 2025-06-30 | $18,799 | 3,149 | Shares | Sole | 2025-08-05 | |
| 2025-03-31 | $81,077 | 11,031 | Shares | Sole | 2025-05-12 | |
| 2024-09-30 | $7,246 | 946 | Shares | Sole | 2024-11-08 | |
| 2024-06-30 | $17,105 | 1,973 | Shares | Sole | 2024-07-25 | |
| 2024-03-31 | $31,439 | 3,891 | Shares | Sole | 2024-04-25 | |
| 2023-12-31 | $9,720 | 1,160 | Shares | Sole | 2024-02-02 | |
| 2023-03-31 | $41,658 | 5,794 | Shares | Sole | 2023-04-27 | |
| 2022-12-31 | $372,625 | 35,933 | Shares | Sole | 2023-02-02 | |
| 2022-09-30 | $245,404 | 30,485 | Shares | Sole | 2022-11-04 | |
| 2022-06-30 | $180,370 | 18,037 | Shares | Sole | 2022-08-03 | |
| 2022-03-31 | $91,547 | 6,572 | Shares | Sole | 2022-05-02 | |
| 2021-12-31 | $826,864 | 102,082 | Shares | Sole | 2022-02-23 | |
| 2021-09-30 | $1,125,425 | 130,107 | Shares | Sole | 2021-10-28 | |
| 2021-06-30 | $1,191,780 | 130,107 | Shares | Sole | 2021-08-12 | |
| 2021-03-31 | $544,406 | 51,070 | Shares | Sole | 2021-04-26 | |
| 2020-09-30 | $76,807 | 18,918 | Shares | Sole | 2020-10-14 | |
| No filing history on record for this holder in this stock. | ||||||