Position in IIIN
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$8,293,838
+$739,911 QoQ
Shares Held
246,767
+3.5% QoQ
Ownership
1.27%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority
Sole 100.ToString("F0")%
Shared 0.ToString("F0")%
None 0.ToString("F0")%
Common Shares in IIIN Over Time
Shares Held
Position Value (USD)
Derivatives in IIIN
reported options exposure · as of Mar 31, 2026CallValue
$205,021
CallShares
6,100
PutValue
$326,017
PutShares
9,700
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 Mar 31, 2026CITADEL ADVISORS LLC holds $91,126,794 across 11 Metal Fabrication names. IIIN ranks #4 (9.1% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ATI |
Ati Inc
|
303,296 | $44,117,435 | |
| 2 | MLI |
Mueller Industries Inc
|
142,900 | $15,833,319 | |
| 3 | CRS |
Carpenter Technology Corp
|
30,468 | $12,008,962 | |
| 4 | IIIN |
Insteel Industries Inc
This page
|
246,767 | $8,293,838 | |
| 5 | CMC |
COMMERCIAL METALS Co
|
88,270 | $5,422,425 | |
| 6 | PRLB |
Proto Labs Inc
|
44,518 | $2,538,416 | |
| 7 | WOR |
Worthington Enterprises, Inc.
|
24,498 | $1,277,324 | |
| 8 | MEC |
Mayville Engineering Company, Inc.
|
56,786 | $1,019,308 |
All Filings in IIIN
Export CSV
50 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $326,017 | 9,700 | Put | Defined | 2026-05-15 | |
| 2026-03-31 | $8,293,838 | 246,767 | Shares | Defined | 2026-05-15 | |
| 2026-03-31 | $205,021 | 6,100 | Call | Defined | 2026-05-15 | |
| 2025-12-31 | $7,553,927 | 238,520 | Shares | Defined | 2026-02-17 | |
| 2025-12-31 | $411,710 | 13,000 | Put | Defined | 2026-02-17 | |
| 2025-09-30 | $467,748 | 12,200 | Call | Defined | 2025-11-14 | |
| 2025-09-30 | $7,190,781 | 187,553 | Shares | Defined | 2025-11-14 | |
| 2025-06-30 | $215,818 | 5,800 | Call | Defined | 2025-08-14 | |
| 2025-06-30 | $8,045,918 | 216,230 | Shares | Defined | 2025-08-14 | |
| 2025-03-31 | $5,638,561 | 214,394 | Shares | Defined | 2025-05-15 | |
| 2025-03-31 | $186,730 | 7,100 | Call | Defined | 2025-05-15 | |
| 2025-03-31 | $65,750 | 2,500 | Put | Defined | 2025-05-15 | |
| 2024-12-31 | $67,525 | 2,500 | Put | Defined | 2025-02-14 | |
| 2024-12-31 | $124,246 | 4,600 | Call | Defined | 2025-02-14 | |
| 2024-12-31 | $3,907,049 | 144,652 | Shares | Defined | 2025-02-14 | |
| 2024-09-30 | $27,981 | 900 | Put | Defined | 2024-11-14 | |
| 2024-09-30 | $5,104,044 | 164,170 | Shares | Defined | 2024-11-14 | |
| 2024-09-30 | $158,559 | 5,100 | Call | Defined | 2024-11-14 | |
| 2024-06-30 | $6,157,695 | 198,892 | Shares | Defined | 2024-08-14 | |
| 2024-06-30 | $12,384 | 400 | Put | Defined | 2024-08-14 | |
| 2024-06-30 | $300,312 | 9,700 | Call | Defined | 2024-08-14 | |
| 2024-03-31 | $38,220 | 1,000 | Put | Defined | 2024-05-15 | |
| 2024-03-31 | $8,015,574 | 209,722 | Shares | Defined | 2024-05-15 | |
| 2024-03-31 | $324,870 | 8,500 | Call | Defined | 2024-05-15 | |
| 2023-12-31 | $7,113,247 | 185,773 | Shares | Defined | 2024-02-14 | |
| 2023-12-31 | $313,978 | 8,200 | Call | Defined | 2024-02-14 | |
| 2023-09-30 | $545,328 | 16,800 | Call | Defined | 2023-11-14 | |
| 2023-09-30 | $5,626,941 | 173,350 | Shares | Defined | 2023-11-14 | |
| 2023-09-30 | $97,380 | 3,000 | Put | Defined | 2023-11-14 | |
| 2023-06-30 | $5,650,707 | 181,578 | Shares | Defined | 2023-08-14 | |
| 2023-06-30 | $743,768 | 23,900 | Put | Defined | 2023-08-14 | |
| 2023-06-30 | $1,082,976 | 34,800 | Call | Defined | 2023-08-14 | |
| 2023-03-31 | $5,168,260 | 185,775 | Shares | Defined | 2023-05-15 | |
| 2023-03-31 | $1,018,212 | 36,600 | Put | Defined | 2023-05-15 | |
| 2023-03-31 | $1,082,198 | 38,900 | Call | Defined | 2023-05-15 | |
| 2022-12-31 | $517,376 | 18,800 | Put | Defined | 2023-02-14 | |
| 2022-12-31 | $2,692,721 | 97,846 | Shares | Defined | 2023-02-14 | |
| 2022-12-31 | $569,664 | 20,700 | Call | Defined | 2023-02-14 | |
| 2022-09-30 | $4,380,023 | 165,097 | Shares | Defined | 2022-11-14 | |
| 2022-06-30 | $5,211,744 | 154,789 | Shares | Defined | 2022-08-15 | |
| 2022-03-31 | $646,177 | 17,469 | Shares | Defined | 2022-05-16 | |
| 2022-03-31 | $310,716 | 8,400 | Call | Defined | 2022-05-16 | |
| 2021-12-31 | $1,472,013 | 36,976 | Shares | Defined | 2022-02-14 | |
| 2021-12-31 | $394,119 | 9,900 | Call | Defined | 2022-02-14 | |
| 2021-12-31 | $752,409 | 18,900 | Put | Defined | 2022-02-14 | |
| 2021-09-30 | $513,675 | 13,500 | Call | Defined | 2021-11-15 | |
| 2021-09-30 | $933,289 | 24,528 | Shares | Defined | 2021-11-15 | |
| 2021-09-30 | $551,725 | 14,500 | Put | Defined | 2021-11-15 | |
| 2021-06-30 | $607,635 | 18,900 | Call | Defined | 2021-08-16 | |
| 2021-06-30 | $818,988 | 25,474 | Shares | Defined | 2021-08-16 | |
| No filing history on record for this holder in this stock. | ||||||