Position in IIIN
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$13,251,729
+$10,541,252 QoQ
Shares Held
438,799
+444.1% QoQ
Ownership
2.27%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
#8
of 187 holders
Holding Since
Mar 2021
13 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in IIIN Over Time
Shares Held
Position Value (USD)
Derivatives in IIIN
reported options exposure · as of Jun 30, 2026CallValue
$652,320
CallShares
21,600
PutValue
$893,920
PutShares
29,600
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. IIIN ranks #4 (2.4% of the industry book) .
| # | 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
This page
|
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 IIIN
Export CSV
18 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $13,251,729 | 438,799 | Shares | Defined | 2026-08-14 | |
| 2026-06-30 | $652,320 | 21,600 | Call | Defined | 2026-08-14 | |
| 2026-06-30 | $893,920 | 29,600 | Put | Defined | 2026-08-14 | |
| 2026-03-31 | $524,316 | 15,600 | Call | Defined | 2026-05-12 | |
| 2026-03-31 | $2,710,477 | 80,645 | Shares | Defined | 2026-05-12 | |
| 2026-03-31 | $396,598 | 11,800 | Put | Defined | 2026-05-12 | |
| 2025-12-31 | $455,667 | 14,388 | Shares | Defined | 2026-02-12 | |
| 2025-09-30 | $417,906 | 10,900 | Call | Defined | 2025-11-14 | |
| 2025-09-30 | $2,044,134 | 53,316 | Shares | Defined | 2025-11-14 | |
| 2025-06-30 | $878,378 | 23,606 | Shares | Defined | 2025-08-14 | |
| 2025-03-31 | $1,134,161 | 43,124 | Shares | Defined | 2025-05-19 | |
| 2024-12-31 | $1,440,119 | 53,318 | Shares | Defined | 2025-02-14 | |
| 2024-09-30 | $2,017,491 | 64,892 | Shares | Defined | 2024-11-15 | |
| 2024-06-30 | $612,295 | 19,777 | Shares | Defined | 2024-08-15 | |
| 2022-09-30 | $209,878 | 7,911 | Shares | Defined | 2022-11-15 | |
| 2022-06-30 | $371,346 | 11,029 | Shares | Defined | 2022-08-16 | |
| 2021-12-31 | $928,647 | 23,327 | Shares | Defined | 2022-02-15 | |
| 2021-03-31 | $302,324 | 9,803 | Shares | Defined | 2021-05-18 | |
| No filing history on record for this holder in this stock. | ||||||