Steel Dynamics Inc (STLD) Insider Ownership

Historic Insider Ownership Trends

Over the 90-day window ending February 19, 2026, Steel Dynamics's three dominant insider ownership positions are held by Director Richard P Jr Teets (5.05Mn shares), Chairman And Ceo Mark D Millett (3.10Mn shares), Director Keith E Busse (701.72K shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares Report Date
Richard P Jr Teets 5,052,888 12 Jan, 2026
Mark D Millett Chairman And Ceo 3,099,057 25 Nov, 2025
Keith E Busse 701,717 18 Apr, 2023
Theresa E Wagler Executive Vice President & Cfo 482,355 25 Nov, 2025
Russell B Rinn Executive Vice President 301,502 31 Aug, 2022
Barry Schneider President And Coo 229,916 25 Nov, 2025
Glenn Pushis Senior Vice President 133,008 12 Jan, 2026
Miguel Alvarez Senior Vice President 117,204 25 Nov, 2025
James Stanley Anderson Senior Vice President 102,748 25 Nov, 2025
Gabriel Shaheen 82,363 12 Jan, 2026
Frank D Byrne 82,326 22 Apr, 2022
Christopher A Graham Senior Vice President 67,869 03 Feb, 2026
James C Marcuccilli 61,985 11 Oct, 2024
Traci M Dolan 58,036 12 Jan, 2026
Bradley S Seaman 50,650 12 Jan, 2026
Kenneth W. Cornew 36,294 12 Jan, 2026
Sheree L Bargabos 25,937 12 Jan, 2026
Richard A Poinsatte Senior Vice President 25,236 25 Nov, 2025
Chad Bickford Vice President 20,791 03 Feb, 2026
Steven Alan Sonnenberg 19,561 15 Apr, 2024
Luis Manuel Sierra 10,792 12 Jan, 2026
Jennifer L Hamann 4,380 12 Jan, 2026
Matthew Lane Bell Vice President 1,241 03 Feb, 2026

* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
02 Feb, 2026 Christopher A Graham Common Stock A 1,100 $0.00 68,030 D A
02 Feb, 2026 Christopher A Graham Common Stock D 161 $179.57 67,869 D F
02 Feb, 2026 Chad Bickford Common Stock D 287 $179.57 20,791 D F
02 Feb, 2026 Matthew Lane Bell Common Stock D 58 $179.57 1,241 D F
02 Feb, 2026 Matthew Lane Bell Common Stock A 609 $0.00 1,299 D A
09 Jan, 2026 Richard P Jr Teets Common Stock A 9 $0.00 4,979,888 D A
09 Jan, 2026 Sheree L Bargabos Common Stock A 59 $0.00 25,937 D A
09 Jan, 2026 Traci M Dolan Common Stock A 125 $0.00 58,036 D A
09 Jan, 2026 Glenn Pushis Common Stock D 958 $172.16 138,435 D F
09 Jan, 2026 Glenn Pushis Common Stock D 853 $172.16 134,714 D F
09 Jan, 2026 Glenn Pushis Common Stock D 956 $172.16 136,523 D F
09 Jan, 2026 Glenn Pushis Common Stock D 956 $172.16 137,479 D F
09 Jan, 2026 Glenn Pushis Common Stock D 1,137 $172.16 140,041 D F
09 Jan, 2026 Glenn Pushis Common Stock D 853 $172.16 133,008 D F
09 Jan, 2026 Glenn Pushis Common Stock D 648 $172.16 139,393 D F
09 Jan, 2026 Glenn Pushis Common Stock D 956 $172.16 135,567 D F
09 Jan, 2026 Glenn Pushis Common Stock D 853 $172.16 133,861 D F
09 Jan, 2026 Gabriel Shaheen Common Stock A 163 $0.00 82,363 D A
09 Jan, 2026 Kenneth W. Cornew Common Stock A 5 $0.00 36,294 D A
09 Jan, 2026 Bradley S Seaman Common Stock A 135 $0.00 50,650 D A