InsiderTrades

Form 4 for MTUS Metallus Inc.

Accepted 2025-12-18 00:00:00 ET · period of report 2025-12-17 · accession 0001193125-25-325377 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
MT 2025-12-18 2025-12-17+ MTUS Williams Michael S CEO, Dir S - Sale $19.05 -14.0K 722.3K -2% -$267.4K

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Shares 2025-12-18 S D 5,609 $19.07 716,670 D — — (F2) Price reported is the weighted average sale price for shares sold by the reporting owner on December 18, 2025. Shares were sold at a variety of prices ranging from $19.00 to $19.16.
2 Common Common Shares 2025-12-17 S D 8,428 $19.04 722,279 D — — (F1) Price reported is the weighted average sale price for shares sold by the reporting owner on December 17, 2025. Shares were sold at a variety of prices ranging from $19.00 to $19.1257.