Steel Dynamics Inc

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Steel Dynamics Inc
TickerSTLD
CIK #0001022671
CUSIP858119100
SectorManufacturing - Steel Works, Blast Furnaces & Rolling Mills (Coke Ovens)
Address7575 W Jefferson Blvd, Fort Wayne, IN 46804
Source [EDGAR]
CIK Filing 2011 - 2026
[0001022671] 10-K
[0001022671] 10-Q
[0001022671] 3
[0001022671] 4
[0001022671] 5
[0001022671] 8-K
[0001022671] SC 13G
Form 13D/13G Filer Form 13D/13G Subject Filed % Owned
State Street Corp Steel Dynamics Inc [2026-05-12] 0.0
Vanguard Capital Management LLC Steel Dynamics Inc [2026-04-30] 0.0
Boston Partners Steel Dynamics Inc [2018-02-13] 7.16
FMR LLC Steel Dynamics Inc [2015-02-13] 0.0
Vanguard Group Inc Steel Dynamics Inc [2014-02-12] 5.45
Form 3/4/5 Filer 2011 - 2026
Steel Dynamics Inc
Anderson James Stanley
Cornew Kenneth W
Dolan Traci M
Bargabos Sheree L
Sierra Luis Manuel
Hamann Jennifer L
Seaman Bradley S
Poinsatte Richard A
Graham Christopher A
Teets Richard P Jr
Bickford Chad
Alvarez Miguel
Shaheen Gabriel
Schneider Barry
Wagler Theresa E
Millett Mark D
Bell Matthew Lane
Pushis Glenn
Marcuccilli James C
Sonnenberg Steven Alan
Busse Keith E
RINN Russell B
Byrne Frank D
Kolb Jurgen Dr
Bates John C
Edgerley Paul B
Trethewey James A
Freeland Richard J
Heasley Gary E
Insider Transaction (Form 3/4/5) Date Action Shares Price Value ($)
Wagler Theresa E
Common Stock
2026-03-13 Grant 20,766 $0.00
Millett Mark D
Common Stock
2026-03-13 Tax withheld 20,625 $182.19 3,757,669
Alvarez Miguel
Common Stock
2026-03-13 Tax withheld 7,232 $182.19 1,317,598
Wagler Theresa E
Common Stock
2026-03-13 Tax withheld 9,114 $182.19 1,660,480
Poinsatte Richard A
Common Stock
2026-03-13 Tax withheld 2,744 $182.19 499,929
Millett Mark D
Common Stock
2026-03-13 Grant 46,422 $0.00
Alvarez Miguel
Common Stock
2026-03-13 Grant 16,479 $0.00
Graham Christopher A
Common Stock
2026-03-13 Grant 16,479 $0.00
Anderson James Stanley
Common Stock
2026-03-13 Grant 14,738 $0.00
Schneider Barry
Common Stock
2026-03-13 Grant 26,571 $0.00
Schneider Barry
Common Stock
2026-03-13 Tax withheld 11,662 $182.19 2,124,700
Anderson James Stanley
Common Stock
2026-03-13 Tax withheld 6,468 $182.19 1,178,405
Poinsatte Richard A
Common Stock
2026-03-13 Grant 6,253 $0.00
Graham Christopher A
Common Stock
2026-03-13 Tax withheld 7,232 $182.19 1,317,598
Schneider Barry
Common Stock
2026-03-02 Tax withheld 1,291 $193.13 249,331
Anderson James Stanley
Common Stock
2026-02-24 Tax withheld 1,053 $196.01 206,399
Millett Mark D
Common Stock
2026-02-24 Tax withheld 5,153 $196.01 1,010,040
Schneider Barry
Common Stock
2026-02-24 Tax withheld 1,642 $196.01 321,848
Wagler Theresa E
Common Stock
2026-02-24 Tax withheld 2,189 $196.01 429,066
Alvarez Miguel
Common Stock
2026-02-24 Tax withheld 1,642 $196.01 321,848
showing 20 of 200 most recent transactions
13F Ownership Over TimeHoldersShares Held
2026-03-31 936 112,703,797
2025-12-31 922 116,261,524
2025-09-30 809 106,983,174
2025-06-30 816 109,215,303
2025-03-31 814 113,604,813
2024-12-31 801 116,707,008
2024-09-30 794 116,839,143
2024-06-30 788 122,891,293
2024-03-31 783 128,055,749
2023-12-31 774 127,324,341
2023-09-30 691 127,745,864
2023-06-30 710 128,534,917
Form 13F Holdings
Firm Period DFND Voting Shares
Sapient Capital LLC [2026-06-30] SOLE 447,664 447,664
Aegon Asset Management UK PLC [2026-06-30] SOLE 197,120 232,160
Swedbank AB [2026-06-30] DFND 197,970 197,970
Ninety One UK Ltd [2026-06-30] SOLE 108,775 117,065
E Six Thirteen LLC [2026-06-30] SOLE 103,396 103,396
Sierra Summit Advisors LLC [2026-06-30] SOLE 0 65,539
Schmeidler A R & Co Inc [2026-06-30] SOLE 365 62,429
Fisher Funds Management LTD [2026-06-30] SOLE 55,789 55,789
Gateway Investment Advisers LLC [2026-06-30] SOLE 52,113 52,113
BTC Capital Management Inc [2026-06-30] DFND 0 50,571
Peregrine Capital Management LLC [2026-06-30] SOLE 16,079 43,483
Y-Intercept Hong Kong Ltd [2026-06-30] SOLE 42,999 42,999
Czech National Bank [2026-06-30] SOLE 38,586 38,586
Prospera Financial Services Inc [2026-06-30] SOLE 0 30,884
Commonwealth of Pennsylvania Public School Empls Retrmt SYS [2026-06-30] SOLE 29,942 29,942
Apella Capital LLC [2026-06-30] SOLE 0 29,120
MinichMacGregor Wealth Management LLC [2026-06-30] SOLE 28,979 28,979
Wedge Capital Management L L P/NC [2026-06-30] SOLE 18,407 25,556
ASR Vermogensbeheer NV [2026-06-30] DFND 24,256 24,256
Wealth Enhancement Advisory Services LLC [2026-06-30] SOLE 899 23,549
Cary Street Partners Financial LLC [2026-06-30] DFND 23,088 23,088
Harbour Capital Advisors LLC [2026-06-30] SOLE 18,600 18,600
OFI Invest Asset Management [2026-06-30] SOLE 3,468,693 17,283
PensionDanmark Pensionsforsikringsaktieselskab [2026-06-30] SOLE 0 17,187
Patton Fund Management Inc [2026-06-30] SOLE 0 16,034
First Citizens Bank & Trust Co [2026-06-30] SOLE 14,898 14,898
Yousif Capital Management LLC [2026-06-30] SOLE 3,074 14,675
Alaska Retirement Management Board [2026-06-30] SOLE 13,283 13,283
Waycross Investment Management Co [2026-06-30] SOLE 13,016 13,016
Greenfield Savings Bank [2026-06-30] SOLE 0 12,751
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