No open-market buys or sells in this period. The transactions below are grants, option exercises and gifts, which carry no market price.
Net buy / sell volume (all companies)
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All transactions · open-market
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About Donald R. Shirley
This profile aggregates every SEC Form 4 insider transaction reported by Donald R. Shirley across all companies they trade. Open-market purchases (code P) and sales (code S) are the highest-signal, discretionary trades; grants (A), option exercises (M) and gifts (G) reflect compensation rather than conviction and carry no market price. Figures cover the selected period and update as new filings are ingested.