WESTBROOKS KRISTOPHER R 4
4 · Metallus Inc. · Filed Jan 16, 2026
Insider Transaction Report
Form 4
Metallus Inc.MTUS
WESTBROOKS KRISTOPHER R
President & COO
Transactions
- Exercise/Conversion
Common Shares
2026-01-15$12.45/sh+93$1,158→ 189,169 total - Sale
Common Shares
[F1]2026-01-15$21.00/sh−93$1,953→ 189,076 total - Exercise/Conversion
Nonqualified Stock Option (Right to buy)
[F2]2026-01-15−93→ 5,079 totalExercise: $12.45Exp: 2029-03-01→ Common Shares (93 underlying)
Footnotes (2)
- [F1]Price reported is the weighted average sale price for shares sold by the reporting owner on January 15, 2026. Shares were sold at prices ranging from $21.00 to $21.01.
- [F2]Vested in four equal annual installments beginning March 1, 2020.
Signature
/s/ Kristine C. Syrvalin, as Attorney-in-Fact|2026-01-16