Melissa M. Miller

Companies

• Metallus Inc.Board member May 7, 2024 to now¹
• Compass MineralsBoard member Jul 13, 2022 to now²
• Arconic CorpEVP Apr 10, 2020 to Aug 18, 2023³

Holdings

Stock this person has reported owning, from the forms officers and directors file with the SEC. See the biggest insider stakes.

Shares held

• Compass Minerals CMP43,152 shares⁴$944.6K at $21.89Mar 5, 2026
• MMetallus Inc. MTUS22,165 shares⁵$460.0K at $20.75Apr 30, 2026
• AArconic Corp6,300 shares⁶Aug 18, 2023

As of each latest filing. The line shows shares held over time.

Recent filings

• Apr 30, 2026Granted 7,090 shares of Metallus Inc.⁵
• Mar 5, 2026Exercised options 11,905 shares of Compass Minerals⁴
• Dec 31, 2025Granted 1,433 shares of Compass Minerals⁷
• Sep 30, 2025Granted 1,465 shares of Compass Minerals⁸
• Jun 30, 2025Granted 1,400 shares of Compass Minerals⁹
• May 7, 2025Granted 9,305 shares of Metallus Inc.¹⁰
• Mar 31, 2025Granted 3,028 shares of Compass Minerals¹¹
• Mar 5, 2025Exercised options 5,685 shares of Compass Minerals¹²
• Dec 31, 2024Granted 2,500 shares of Compass Minerals¹³
• Sep 30, 2024Granted 2,340 shares of Compass Minerals¹⁴
• Jun 28, 2024Granted 2,723 shares of Compass Minerals¹⁵
• May 7, 2024Granted 5,770 shares of Metallus Inc.¹⁶
• Mar 31, 2024Granted 1,787 shares of Compass Minerals¹⁷
• Feb 15, 2024Exercised options 2,989 shares of Compass Minerals¹⁸
• Dec 31, 2023Granted 1,111 shares of Compass Minerals¹⁹
• Sep 30, 2023Granted 962 shares of Compass Minerals²⁰
• Aug 18, 2023Returned to company 38,980 shares at $30.00 of Arconic Corp⁶
• Aug 18, 2023Returned to company 38,980 shares at $30.00 of Arconic Corp⁶
• Aug 18, 2023Returned to company 36,337 shares at $30.00 of Arconic Corp⁶
• Jul 11, 2023Exercised options 2,331 shares of Compass Minerals²¹
• Jun 30, 2023Granted 754 shares of Compass Minerals²²
• Apr 17, 2023Shares withheld for tax 12,610 shares at $26.02 of Arconic Corp²³
• Apr 17, 2023Shares withheld for tax 428 shares at $26.02 of Arconic Corp²³
• Apr 17, 2023Exercised options 939 shares at $26.02 of Arconic Corp²³
• Mar 31, 2023Granted 739 shares of Compass Minerals²⁴