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Koppelmann William

Insider transactions at 1 company

This page shows all SEC Form 4 filings attributed to Koppelmann William. Form 4 disclosures are required whenever a corporate insider — director, officer, or 10%+ shareholder — buys, sells, or receives company stock. Each row represents a separate reported transaction. All data is sourced directly from the SEC EDGAR public database.

SPFX
Company Title Type Shares Price Value Date
SPFX CEO Purchase 1,000 $1.91 $1,910 Dec 10, 2025
SPFX CEO Purchase 2,500 $1.70 $4,250 Dec 10, 2024
SPFX CEO Gift 2,200 Jan 11, 2022