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Insider

Matthew Lanigan

President & CEO

Matthew Lanigan (President & CEO) filed 1 Form 4 report in the trailing twelve months (0 purchases, 1 sale), most often in NPK International Inc. (NPKI). The largest single filing was $2.4M of NPKI (167,375 sh × $14.43, as filed), executed Jun 3.

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Return, ttmiAverage return per filing, trailing twelve months
–
no purchases on file
Delay-adjustediThe same average, entered at disclosure dates
–
returns measure stock purchases only
Filings, ttm
1
0 buys · 1 sells
Median delay
–
execution → disclosure
Volume, ttmiDollar value disclosed in the trailing twelve months
$2.4M
shares × price, as filed
Last traded
Jun 3
Filed Jun 5

Median ADV $13.2M across their filed names

Open performance→
Volume by month
$2.4M$1.2M$0Oct 2024Apr 2025Oct 2025Apr 2026Aug 2025 · sells $712KJun 2026 · sells $2.4M
Buys $0 Sells $3.1M

Shares × price, as filed · by filing month · past 24 months

Sectors filed on
Industrials 1 filing

Sector per market data · by filing · past 12 months

Most traded names
NPKI NPK International Inc. NPKI · 0 buys · 2 sells 2 filings
Recent filings
NPKISALE NPK International Inc. View filing → $2.4M
167,375 sh × $14.43
Exec Jun 3
Filed Jun 5 · 5:30 PM ET NPKISALE NPK International Inc. View filing → $712K
68,896 sh × $10.34
Exec Aug 22 2025
Filed Aug 26 2025 · 5:30 PM ET