MARK D MILLETT

CIK 1195949 · Chairman and CEO · last filed 2026-03-13

"Disclosed insider exposure" sums this person's most-recently-reported share counts across each company they're an insider in, multiplied by the current underlying price. It is not net worth — it misses retail holdings, private investments, real estate, index funds, and any company where the person isn't an SEC-reporting insider. For informational purposes only.

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Disclosed Exposure

$858.83M

Companies

1

Total Filings

106

Lifetime Open-Market Net

-$27.39M

Holdings By Company

Latest on-record share count from this person's most recent non-derivative Form 4 transaction in each company. Disclosed exposure = shares × current underlying price.
Symbol Role Shares Price Disclosed Exposure Lifetime OM Net Filings Latest Filed
STLD Chairman and CEO 3,037,326 $282.76 $858.83M -$27.39M 106 2026-03-13

Recent Filings · Page 5 of 11

106 filings
Form 4 transactions across all companies, newest first.
Filed Symbol Action Net Shares Net $ Link
2021-02-02 STLD Mixed +22,692 -$612.4K EDGAR
2020-11-24 STLD Mixed +169,607 -$558.9K EDGAR
2020-03-13 STLD Mixed +21,712 -$1.18M EDGAR
2020-02-24 STLD Grant (A) $0 EDGAR
2020-02-10 STLD Gift (G) −1,700 $0 EDGAR
2020-02-07 STLD Gift (G) −2,550 $0 EDGAR
2020-02-04 STLD Mixed +29,959 -$454.8K EDGAR
2019-11-22 STLD Mixed +7,022 -$178.8K EDGAR
2019-03-15 STLD Mixed +111,931 -$2.03M EDGAR
2019-02-13 STLD Grant (A) $0 EDGAR
Showing 4150 of 106
Page 5 of 11
Codes: P = open-market purchase · S = open-market sale · A = grant/award · M = option exercise · F = tax withholding at vest · G = bona-fide gift · D = disposition to issuer · J = other (see filing footnote). Only P / S codes carry directional signal.