Insider at

04

Insider transactions

05
0 buys (P) 0 sells (S) Net: $0 + 5 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

No open-market trades on record; showing all filings.

DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
Jan. 25, 2017 NPK A 93 · · 1,257 Direct +7.99% Acquired (price as of 2026-10-05)
Feb. 11, 2016 NPK A 362 · · 1,164 Direct +45.14% Acquired (price as of 2026-10-05)
Feb. 5, 2015 NPK A 344 · · 802 Direct +75.11% Acquired (price as of 2026-10-05)
Feb. 11, 2014 NPK A 298 · · 458 Direct +186.25% Acquired (price as of 2026-10-05)
Feb. 11, 2014 NPK A 298 · · 458 Direct +186.25% Acquired (price as of 2026-10-05)

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.

Initial ownership (Form 3) 2 holdings

07

Securities held when first becoming an insider, per SEC Form 3.

DateTickerSecuritySharesOwnership
May 31, 2013 NPK Common stock $1.00 par value 160 Direct
May 31, 2013 NPK Common stock $1.00 par value 1,736 Indirect

Compensation (DEF 14A)

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Matched by name from proxy statements (DEF 14A) — verify against the filing.

NPK

Fiscal yearSalaryBonusStock awards Option awardsNon-equity incentivePension changeOtherTotal
2015 $289,615 · $32,486 · · · $21,269 $343,370
2014 $249,673 · $20,169 · · · $17,989 $287,831
2013 $232,885 $5,000 $21,751 · · · $16,302 $275,938

Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.