LANIGAN MATTHEW

NPKI

LANIGAN MATTHEW serves as President & CEO at NPK International Inc. (NPKI). This page tracks their complete SEC Form 4 insider trading history including stock purchases and sales.

Total Buys

1 trades

$48.4K

Total Sells

3 trades

$1.57M

Net Position

Net Seller

$1.52M

Companies Traded

NPKI

Active Period

Aug 2022 – Sep 2025

4 total trades

Most Recent

Sell NPKI

Sep 3, 2025 · $10.4K

LANIGAN MATTHEW's Insider Trading at NPK International Inc. (NPKI)

Buys

1 · $48.4K

Sells

3 · $1.57M

Total Shares Bought

19,000

Total Shares Sold

174,305

NPKI Price Chart

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Date	Type	Shares	Avg Price	Value	Shares After
Sep 3, 2025	Sell	1,000	$10.38	$10.4K	0
Aug 22, 2025	Sell	68,896	$10.34	$712.5K	0
Jun 1, 2025	Sell	104,409	$8.09	$844.7K	0
Aug 9, 2022	Buy	19,000	$2.55	$48.4K	277,152

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