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SEC filing
AMPX · CIK 1899287
4 · Jan 23, 2026 · Stefan Constantin Ionel sold 567.71K shares at $12.03/share ($6.8M); exercised options for 567.71K shares
Stefan Constantin Ionel sold 567.71K shares at $12.03/share ($6.8M); exercised options for 567.71K shares
FORM 4