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Equibles

CITADEL ADVISORS LLC

Position in MLI — Mueller Industries Inc

CIK 1423053 MIAMI, FL
Back to MLI Full portfolio

Position in MLI

as of Mar 31, 2026 · filed May 15, 2026
Position Value
$7,916,659
+$5,932,743 QoQ
Shares Held
142,900
+313.4% QoQ
Ownership
0.129%
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 MLI Over Time

Shares Held

Position Value (USD)

Derivatives in MLI

reported options exposure · as of Mar 31, 2026
CallValue
$7,063,500
CallShares
127,500
PutValue
$393,340
PutShares
7,100

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, 2026

CITADEL ADVISORS LLC holds $83,210,134 across 11 Metal Fabrication names. MLI ranks #4 (9.5% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 ATI
Ati Inc
 303,296 $44,117,435
2 CRS
Carpenter Technology Corp
 30,468 $12,008,962
3 IIIN
Insteel Industries Inc
 246,767 $8,293,838
4 MLI
Mueller Industries Inc
This page 		142,900 $7,916,659
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 MLI

Export CSV
50 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $393,340 7,100
2026-03-31 $7,063,500 127,500
2026-03-31 $7,916,659 142,900
2025-12-31 $683,060 11,900
2025-12-31 $1,983,916 34,563
2025-12-31 $172,200 3,000
2025-09-30 $379,162 7,500
2025-09-30 $176,942 3,500
2025-06-30 $20,986,317 528,157
2025-06-30 $647,680 16,300
2025-06-30 $484,767 12,200
2025-03-31 $1,225,854 32,200
2025-03-31 $4,784,561 125,678
2025-03-31 $1,016,469 26,700
2024-12-31 $9,554,507 240,789
2024-12-31 $2,356,992 59,400
2024-12-31 $1,063,424 26,800
2024-09-30 $552,045 14,900
2024-09-30 $2,907,017 78,462
2024-09-30 $389,025 10,500
2024-06-30 $2,993,421 105,143
2024-06-30 $298,935 10,500
2024-06-30 $421,356 14,800
2024-03-31 $5,634,336 208,950
2024-03-31 $547,389 20,300
2024-03-31 $283,132 10,500
2023-12-31 $3,608,884 153,081
2023-12-31 $462,070 19,600
2023-12-31 $219,247 9,300
2023-09-30 $157,836 8,400
2023-09-30 $2,407,242 128,113
2023-09-30 $251,786 13,400
2023-06-30 $2,541,069 116,456
2023-06-30 $161,468 7,400
2023-06-30 $113,464 5,200
2023-03-31 $1,061,216 57,769
2023-03-31 $121,242 6,600
2023-03-31 $56,947 3,100
2022-12-31 $3,541,902 240,129
2022-12-31 $82,600 5,600
2022-12-31 $82,600 5,600
2022-09-30 $151,572 10,200
2022-09-30 $1,593,006 107,201
2022-06-30 $431,649 32,400
2022-06-30 $361,132 27,107
2022-06-30 $166,531 12,500
2022-03-31 $106,985 7,900
2022-03-31 $414,237 30,588
2022-03-31 $338,562 25,000
2021-12-31 $317,026 21,363

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