SEC Insider Transactions from Greiner Stacy.

Last updated: 2026-03-14 10:51 UTC | Total transactions: 2

Recent insider trading activity from Greiner Stacy, including buys and sells reported to the SEC.

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Transaction Date Company Ticker Insider Name Title Transaction Type Security Shares Price Shares Owned Following Total Shares Outstanding % of Owned % of Outstanding
May 23, 2025 Proto Labs Inc $PRLB Greiner Stacy Director A Common Stock 3939 $0.00 19,644.0000 23,770,640 25.08% 0.02%
May 23, 2024 Proto Labs Inc $PRLB Greiner Stacy Director A Common Stock 4701 $0.00 15,705.0000 25,316,070 42.72% 0.02%