Position in GPGI
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$0
+$0 QoQ
Shares Held
0
Ownership
0.000%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Dec 2021
13 quarters on record
Common Shares in GPGI Over Time
Shares Held
Position Value (USD)
Derivatives in GPGI
reported options exposure · as of Jun 30, 2026CallValue
$678,380
CallShares
42,800
PutValue
$0
PutShares
0
Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.
Position in Metal Fabrication
Industrials · as of Jun 30, 2026JANE STREET GROUP, LLC holds $550,159,095 across 11 Metal Fabrication names.
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ATI |
Ati Inc
|
1,410,930 | $278,094,302 | |
| 2 | CRS |
Carpenter Technology Corp
|
356,156 | $219,691,266 | |
| 3 | MEC |
Mayville Engineering Company, Inc.
|
356,151 | $13,341,415 | |
| 4 | IIIN |
Insteel Industries Inc
|
438,799 | $13,251,729 | |
| 5 | PRLB |
Proto Labs Inc
|
143,527 | $11,698,884 | |
| 6 | CMC |
COMMERCIAL METALS Co
|
84,544 | $5,305,135 | |
| 7 | WOR |
Worthington Enterprises, Inc.
|
95,565 | $5,137,574 | |
| 8 | AP |
Ampco Pittsburgh Corp
|
150,371 | $1,300,708 |
All Filings in GPGI
Export CSV
21 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $678,380 | 42,800 | Call | Defined | 2026-08-14 | |
| 2026-03-31 | $535,230 | 31,300 | Call | Defined | 2026-05-12 | |
| 2025-12-31 | $214,008 | 11,100 | Put | Defined | 2026-02-12 | |
| 2025-12-31 | $353,093 | 18,314 | Shares | Defined | 2026-02-12 | |
| 2025-12-31 | $302,696 | 15,700 | Call | Defined | 2026-02-12 | |
| 2025-09-30 | $2,152,454 | 103,384 | Shares | Defined | 2025-11-14 | |
| 2025-09-30 | $487,188 | 23,400 | Put | Defined | 2025-11-14 | |
| 2025-06-30 | $421,925 | 29,945 | Shares | Defined | 2025-08-14 | |
| 2025-06-30 | $464,970 | 33,000 | Call | Defined | 2025-08-14 | |
| 2025-06-30 | $486,105 | 34,500 | Put | Defined | 2025-08-14 | |
| 2025-03-31 | $921,776 | 84,800 | Call | Defined | 2025-05-19 | |
| 2025-03-31 | $385,026 | 35,421 | Shares | Defined | 2025-05-19 | |
| 2024-12-31 | $804,397 | 52,472 | Shares | Defined | 2025-02-14 | |
| 2024-12-31 | $3,683,811 | 240,300 | Call | Defined | 2025-02-14 | |
| 2024-09-30 | $2,143,654 | 152,900 | Call | Defined | 2024-11-15 | |
| 2024-09-30 | $716,882 | 51,133 | Shares | Defined | 2024-11-15 | |
| 2024-06-30 | $247,932 | 36,461 | Shares | Defined | 2024-08-15 | |
| 2023-12-31 | $139,013 | 25,743 | Shares | Defined | 2024-02-15 | |
| 2022-06-30 | $174,291 | 33,518 | Shares | Defined | 2022-08-16 | |
| 2022-03-31 | $347,925 | 45,840 | Shares | Defined | 2022-05-17 | |
| 2021-12-31 | $169,781 | 20,680 | Shares | Defined | 2022-02-15 | |
| No filing history on record for this holder in this stock. | ||||||