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$NPKI

$12.67 +$0.18 (1.44%)

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Valuations P Insider Transactions P Congressional Trades P

Insider Transactions

Insider Transaction Summary

Gregg Piontek

844,933 shares

Net: +986 B/S: 1.07

Donald Win Young

310,940 shares

Net: 0 B/S: -

DOUGLAS L WHITE

305,245 shares

Net: 0 B/S: -

Mary Celeste Fruge

284,641 shares

Net: +31,443 B/S: 3.89

MATTHEW LANIGAN

254,699 shares

Net: -773,897 B/S: 1.08

JOHN C MINGE

253,942 shares

Net: +8,558 B/S: ∞

Lori Briggs

247,165 shares

Net: +2,893 B/S: 1.22

ROSE M ROBESON

225,147 shares

Net: +10,862 B/S: ∞

Michael A Lewis

137,878 shares

Net: +506 B/S: 1.06

Claudia Michel Meer

126,693 shares

Net: +8,558 B/S: ∞

JOSEPH A CUTILLO

36,155 shares

Net: +8,558 B/S: ∞

RODERICK A. LARSON

23,655 shares

Net: +8,558 B/S: ∞

Insider Name	Current Shares	Net Change (1yr)	Buy/Sell Ratio
Gregg Piontek	844,933	+986	1.07
Donald Win Young	310,940	0	-
DOUGLAS L WHITE	305,245	0	-
Mary Celeste Fruge	284,641	+31,443	3.89
MATTHEW LANIGAN	254,699	-773,897	1.08
JOHN C MINGE	253,942	+8,558	∞
Lori Briggs	247,165	+2,893	1.22
ROSE M ROBESON	225,147	+10,862	∞
Michael A Lewis	137,878	+506	1.06
Claudia Michel Meer	126,693	+8,558	∞
JOSEPH A CUTILLO	36,155	+8,558	∞
RODERICK A. LARSON	23,655	+8,558	∞

Individual Transactions

June 08, 2026

Lori Briggs

Open Market Sale

Change: -8,325

Price: $14.75

Shares: 247,165

Value: -$122,789

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Lori Briggs	Jun 09	Open Market Sale (S) Market Sale	247,165	-8,325	$14.75	-$122,789

June 03, 2026

MATTHEW LANIGAN

Open Market Sale

Change: -167,375

Price: $14.43

Shares: 254,699

Value: -$2,415,907

Insider	Filing Date	Transaction	Shares	Change	Price	Value
MATTHEW LANIGAN	Jun 05	Open Market Sale (S) Market Sale	254,699	-167,375	$14.43	-$2,415,907

June 02, 2026

Lori Briggs

Open Market Sale

Change: -10,446

Price: $14.58

Shares: 255,490

Value: -$152,277

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Lori Briggs	Jun 03	Open Market Sale (S) Market Sale	255,490	-10,446	$14.58	-$152,277

June 01, 2026

Gregg Piontek

Option Exercise/Conversion

Change: +40,379

Price: $0.00

Shares: 858,182

Value: +$0

Gregg Piontek

Tax Payment

Change: -8,959

Price: $14.31

Shares: 844,933

Value: -$128,203

MATTHEW LANIGAN

Option Exercise/Conversion

Change: +100,188

Price: $0.00

Shares: 422,074

Value: +$0

MATTHEW LANIGAN

Tax Payment

Change: -22,232

Price: $14.31

Shares: 389,203

Value: -$318,139

Lori Briggs

Tax Payment

Change: -5,401

Price: $14.31

Shares: 257,950

Value: -$77,288

Lori Briggs

Option Exercise/Conversion

Change: +24,340

Price: $0.00

Shares: 265,936

Value: +$0

Mary Celeste Fruge

Tax Payment

Change: -3,833

Price: $14.31

Shares: 279,382

Value: -$54,850

Mary Celeste Fruge

Option Exercise/Conversion

Change: +17,274

Price: $0.00

Shares: 284,641

Value: +$0

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Gregg Piontek	Jun 03	Option Exercise/Conversion (M) Compensation/Award	858,182	+40,379	$0.00	+$0
Gregg Piontek	Jun 03	Tax Payment (F) Tax Payment	844,933	-8,959	$14.31	-$128,203
MATTHEW LANIGAN	Jun 03	Option Exercise/Conversion (M) Compensation/Award	422,074	+100,188	$0.00	+$0
MATTHEW LANIGAN	Jun 03	Tax Payment (F) Tax Payment	389,203	-22,232	$14.31	-$318,139
Lori Briggs	Jun 03	Tax Payment (F) Tax Payment	257,950	-5,401	$14.31	-$77,288
Lori Briggs	Jun 03	Option Exercise/Conversion (M) Compensation/Award	265,936	+24,340	$0.00	+$0
Mary Celeste Fruge	Jun 03	Tax Payment (F) Tax Payment	279,382	-3,833	$14.31	-$54,850
Mary Celeste Fruge	Jun 03	Option Exercise/Conversion (M) Compensation/Award	284,641	+17,274	$0.00	+$0

May 20, 2026

ROSE M ROBESON

Grant/Award Acquisition

Change: +10,862

Price: $0.00

Shares: 225,147

Value: +$0

Michael A Lewis

Grant/Award Acquisition

Change: +8,558

Price: $0.00

Shares: 137,878

Value: +$0

RODERICK A. LARSON

Grant/Award Acquisition

Change: +8,558

Price: $0.00

Shares: 23,655

Value: +$0

JOSEPH A CUTILLO

Grant/Award Acquisition

Change: +8,558

Price: $0.00

Shares: 36,155

Value: +$0

Claudia Michel Meer

Grant/Award Acquisition

Change: +8,558

Price: $0.00

Shares: 126,693

Value: +$0

JOHN C MINGE

Grant/Award Acquisition

Change: +8,558

Price: $0.00

Shares: 253,942

Value: +$0

Insider	Filing Date	Transaction	Shares	Change	Price	Value
ROSE M ROBESON	May 21	Grant/Award Acquisition (A) Compensation/Award	225,147	+10,862	$0.00	+$0
Michael A Lewis	May 21	Grant/Award Acquisition (A) Compensation/Award	137,878	+8,558	$0.00	+$0
RODERICK A. LARSON	May 21	Grant/Award Acquisition (A) Compensation/Award	23,655	+8,558	$0.00	+$0
JOSEPH A CUTILLO	May 21	Grant/Award Acquisition (A) Compensation/Award	36,155	+8,558	$0.00	+$0
Claudia Michel Meer	May 21	Grant/Award Acquisition (A) Compensation/Award	126,693	+8,558	$0.00	+$0
JOHN C MINGE	May 21	Grant/Award Acquisition (A) Compensation/Award	253,942	+8,558	$0.00	+$0

May 19, 2026

Gregg Piontek

Grant/Award Acquisition

Change: +34,566

Price: $0.00

Shares: 853,892

Value: +$0

MATTHEW LANIGAN

Grant/Award Acquisition

Change: +85,771

Price: $0.00

Shares: 411,435

Value: +$0

Lori Briggs

Grant/Award Acquisition

Change: +20,838

Price: $0.00

Shares: 263,351

Value: +$0

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Gregg Piontek	May 21	Grant/Award Acquisition (A) Compensation/Award	853,892	+34,566	$0.00	+$0
MATTHEW LANIGAN	May 21	Grant/Award Acquisition (A) Compensation/Award	411,435	+85,771	$0.00	+$0
Lori Briggs	May 21	Grant/Award Acquisition (A) Compensation/Award	263,351	+20,838	$0.00	+$0