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SCHEDULE 13D/A

Beneficial Ownership Report

SEMPREON, INC Filed 2025-11-21 Acc 0001140361-25-042973

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

Around this filing

2025-12-11 SCHEDULE 13D/A Beneficial Ownership Report
2025-11-21 SCHEDULE 13D/A Beneficial Ownership Report
2025-11-20 4 10% owner sold 60,000 shares at an average $23.56 ($1,413,854)
2025-11-14 144 Sale of Securities
2025-08-21 SCHEDULE 13D/A Beneficial Ownership Report

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