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EdgarHawk

Matthew Lanigan

President & CEO

Director Officer

Latest: President & CEO selling · June 2026

2 filings analyzed · 1 company · Latest 2026-06-05

Companies

Company Buys Sells Direction
NPK International Inc. NPKI 0 3 Net selling

Activity

June 2026
2026-06-05 NPK International Inc. NPKI
medium
Sell
167,375 shares
$2,415,907
Significance 5/10

Matthew Lanigan (President & CEO) sold 167,375 shares of NPKI for $2,415,907.49 under pre-arranged 10b5-1 plan adopted 2026-03-04

Matthew Lanigan, President & CEO of NPK International Inc., sold 167,375 shares at $14.43 on June 3, 2026, reducing his holdings from 422,074 to 254,699 shares—a reduction of 39.7% of his pre-transaction position. This sale was executed under a pre-arranged 10b5-1 trading plan adopted on March 4, 2026, meaning it was scheduled rather than discretionary. The transaction occurred when the stock was trading at $14.28 current price, approximately 13.4% below the 52-week high of $16.50. The company's fundamentals show strong growth with annual revenue growth of 27.4% and a P/E of 30.38, reflecting elevated market expectations. His prior sale at NPKI in August 2025 resulted in 30-day and 90-day returns of 5.6% and 8.4% respectively, suggesting limited timing predictability at this ticker.

August 2025
2025-08-26 NPK International Inc. NPKI
high
Sell
68,896 shares
$712,536
Significance 6/10

CEO Matthew Lanigan sold 68,896 shares of NPKI at $10.34 for $712,536.21 on 2025-08-22

Matthew Lanigan, President & CEO, sold 68,896 shares (5.9% of his pre-transaction holdings) for $712,536.21, reducing his stake from 1,164,809 to 1,095,913 shares. The sale occurred near the 52-week high ($10.39), and follows substantial price appreciation: the stock has risen 14.6% over 30 days and 27.6% over 90 days. This context is notable given that the company faced a -71.0% revenue decline year-over-year and reported negative full-year net income, despite showing an $8.7M profit in the latest quarter. The timing of a material insider reduction coinciding with elevated valuation relative to fundamentals—particularly amid a significant revenue contraction—merits investor attention to whether near-term liquidity needs or strategic repositioning are driving the transaction.

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