MTUS Metallus

• None no insider bought on the open market
• None no sales outside a trading plan
• $2.3M sold by 3 insiders under 10b5-1 plans

1. Insider
   Trade
   Value
   Traded, filed
2. Michael S Williams CEO
   Planned sale
   $252K 12,430 shares at $20.29 1.7% of stake
   Traded Oct 5 Filed Oct 5
   ↗
3. Kristine C Syrvalin EVP General Counsel
   Planned sale
   $106K 5,000 shares at $21.12 4.7% of stake
   Traded Oct 5 Filed Oct 5
   ↗
4. Michael S Williams CEO
   Planned sale
   $251K 12,570 shares at $20.01 1.7% of stake
   Traded Oct 2 Filed Oct 2
   ↗
5. Michael S Williams CEO
   Planned sale
   $692K 32,730 shares at $21.13 4.7% of stake
   Traded Feb 3–4 Filed Feb 4
   ↗
6. Kristopher R Westbrooks COO
   Planned sale
   $107K 5,079 shares at $21.13 2.6% of stake
   Traded Feb 3–4 Filed Feb 4
   ↗
7. Michael S Williams CEO
   Planned sale
   $13K 603 shares at $21.00 0.1% of stake
   Traded Jan 15 Filed Jan 16
   ↗
8. Kristopher R Westbrooks COO
   Planned sale
   $1,953 93 shares at $21.00 <0.1% of stake
   Traded Jan 15 Filed Jan 16
   ↗
9. Kristopher R Westbrooks COO
   Planned sale
   $219K 10,932 shares at $20.06 5.5% of stake
   Traded Jan 14 Filed Jan 14
   ↗
10. Michael S Williams CEO
    Planned sale
    $369K 19,297 shares at $19.10 2.7% of stake
    Traded Jan 8–9 Filed Jan 9
    ↗
11. Michael S Williams CEO
    Planned sale
    $267K 14,037 shares at $19.05 1.9% of stake
    Traded Dec 17–18 Filed Dec 18, 2025
    ↗

Also filed in the last 12 months, not counted as buying or selling: 21 stock grants, 11 share withholdings for taxes, and 6 option exercises.