Position in PUMP
as of Mar 31, 2026
· filed May 13, 2026
Position Value
$545,850
+$263,461 QoQ
Shares Held
37,880
+27.6% QoQ
Ownership
0.031%
of shares outstanding
% of Portfolio
0.02%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
15 quarters on record
Voting authority
Sole 100.ToString("F0")%
Shared 0.ToString("F0")%
None 0.ToString("F0")%
Common Shares in PUMP Over Time
Shares Held
Position Value (USD)
Position in Oil & Gas Equipment & Services
Energy · as of Mar 31, 2026GROUP ONE TRADING LLC holds $26,226,859 across 23 Oil & Gas Equipment & Services names. PUMP ranks #5 (2.1% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | SLB |
Slb Limited/Nv
|
310,975 | $15,981,005 | |
| 2 | TDW |
Tidewater Inc
|
62,548 | $5,225,885 | |
| 3 | BKR |
Baker Hughes Co
|
27,672 | $1,689,375 | |
| 4 | WFRD |
Weatherford International plc
|
10,255 | $969,917 | |
| 5 | PUMP |
ProPetro Holding Corp.
This page
|
37,880 | $545,850 | |
| 6 | KGS |
Kodiak Gas Services, Inc.
|
8,850 | $516,132 | |
| 7 | TS |
Tenaris SA
|
8,713 | $506,922 | |
| 8 | OII |
Oceaneering International Inc
|
4,694 | $166,496 |
All Filings in PUMP
Export CSV
15 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $545,850 | 37,880 | Shares | Sole | 2026-05-13 | |
| 2025-12-31 | $282,389 | 29,694 | Shares | Sole | 2026-02-12 | |
| 2025-09-30 | $3,898 | 744 | Shares | Sole | 2025-11-12 | |
| 2025-03-31 | $139,194 | 18,938 | Shares | Sole | 2025-05-14 | |
| 2024-12-31 | $13,575 | 1,455 | Shares | Sole | 2025-05-14 | |
| 2022-12-31 | $268,717 | 25,913 | Shares | Sole | 2023-02-09 | |
| 2022-09-30 | $225,142 | 27,968 | Shares | Sole | 2022-11-09 | |
| 2021-12-31 | $707,211 | 87,310 | Shares | Sole | 2022-02-11 | |
| 2021-09-30 | $1,940,964 | 224,389 | Shares | Sole | 2021-11-12 | |
| 2021-06-30 | $7,055,425 | 770,243 | Shares | Sole | 2021-08-10 | |
| 2021-03-31 | $390,060 | 36,591 | Shares | Sole | 2021-05-12 | |
| 2020-12-31 | $243,485 | 32,948 | Shares | Sole | 2021-02-10 | |
| 2020-09-30 | $1,450,333 | 357,225 | Shares | Sole | 2020-11-12 | |
| 2020-06-30 | $6,486 | 1,262 | Shares | Sole | 2020-08-13 | |
| 2020-03-31 | $51,015 | 20,406 | Shares | Sole | 2020-05-13 | |
| No filing history on record for this holder in this stock. | ||||||