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SCHEDULE 13D/A

Beneficial Ownership Report

SEMPREON, INC Filed 2025-12-12 Acc 0001140361-25-045345

Documents 1

SCHEDULE 13D/A Beneficial Ownership Report , xslSCHEDULE_13D_X01/primary_doc.xml

Around this filing

2025-12-12 SCHEDULE 13D/A Beneficial Ownership Report
2025-12-11 SCHEDULE 13D/A Beneficial Ownership Report
2025-12-10 144 Sale of Securities
2025-12-10 4 Director sold 304,535 shares at an average $24.66 ($7,508,592)
2025-12-08 144 Sale of Securities
2025-12-08 144 Sale of Securities
2025-12-08 144 Sale of Securities

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