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  • Insider Ownership

Insider Trading & Ownership of Mark D. Millett

Location
Fort Wayne, IN
Summary
The estimated net worth of Mark D. Millett is at least $601,862,016 dollars as of 13 Mar 2026. Mark D. Millett is the Chairman and CEO, Director of STEEL DYNAMICS INC and owns shares of STEEL DYNAMICS INC (STLD) stock worth about $601.86M.
Signature
/s/ Mark D. Millett
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Quick Takeaways

  • Mark D. Millett has 1 issuer position tracked on this page.
  • Estimated disclosed ownership value: $601,862,016.
  • Recent insider filing activity is available below.

What Changed

  • Largest disclosed position: STEEL DYNAMICS INC ($601,862,016).
  • Past-year value change for that position: .

Why This Matters

  • This page translates Forms 3/4/5 into a quick ownership context before you inspect each transaction row.
  • You can cross-check role, issuer, and filing chronology directly against the SEC source.

Official SEC Source

Filed on Form 4

Insider ownership context is sourced from SEC Forms 3, 4, and 5.

See Original Filing

Ownership of Mark D. Millett

Symbol Company Relationship Holdings Value Past Year Net Change Change % Report Period
STLD STEEL DYNAMICS INC Chairman and CEO, Director $601,862,016 13 Mar 2026

Insider Transactions Reported by Mark D. Millett:

Sym Company Class Transaction % Value $ * Price $ Shares Shares After Date Ownership
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

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