Position in GLDD
as of Mar 31, 2026
· filed May 13, 2026
Position Value
$159,562
-$79,879 QoQ
Shares Held
9,386
-58.7% QoQ
Ownership
0.014%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
#138
of 181 holders
Holding Since
Jun 2021
10 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in GLDD Over Time
Shares Held
Position Value (USD)
Position in Engineering & Construction
Industrials · as of Mar 31, 2026GROUP ONE TRADING LLC holds $3,338,279 across 11 Engineering & Construction names. GLDD ranks #4 (4.8% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | PWR |
Quanta Services, Inc.
|
3,513 | $1,928,707 | |
| 2 | TPC |
Tutor Perini Corp
|
10,254 | $791,506 | |
| 3 | TTEK |
Tetra Tech Inc
|
5,709 | $171,955 | |
| 4 | GLDD |
Great Lakes Dredge & Dock CORP
This page
|
9,386 | $159,562 | |
| 5 | KBR |
Kbr, Inc.
|
2,685 | $98,969 | |
| 6 | FIX |
Comfort Systems USA Inc
|
47 | $64,812 | |
| 7 | DY |
Dycom Industries Inc
|
147 | $49,806 | |
| 8 | APG |
APi Group Corp
|
880 | $35,657 |
All Filings in GLDD
Export CSV
10 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $159,562 | 9,386 | Shares | Sole | 2026-05-13 | |
| 2024-09-30 | $239,441 | 22,739 | Shares | Sole | 2024-11-14 | |
| 2024-06-30 | $56,332 | 6,416 | Shares | Sole | 2024-08-14 | |
| 2024-03-31 | $71,557 | 8,178 | Shares | Sole | 2024-05-10 | |
| 2023-12-31 | $547,376 | 71,273 | Shares | Sole | 2024-02-14 | |
| 2023-09-30 | $30,198 | 3,789 | Shares | Sole | 2023-11-09 | |
| 2022-06-30 | $101,943 | 7,776 | Shares | Sole | 2022-08-11 | |
| 2021-12-31 | $88,818 | 5,650 | Shares | Sole | 2022-02-11 | |
| 2021-09-30 | $55,078 | 3,650 | Shares | Sole | 2021-11-12 | |
| 2021-06-30 | $37,255 | 2,550 | Shares | Sole | 2021-08-10 | |
| No filing history on record for this holder in this stock. | ||||||