Richard A Roman

Insider

First SEC filing: June 12, 2026 · Latest: June 12, 2026

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Insider at

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.

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
June 10, 2026	NWPX	A	899	$122.31	$109,957	34,340 Direct	+2.69%	Acquired	-9.8% (price as of 2026-08-21)
May 30, 2007	NWPX	A	2,000	—	—	2,000 Direct	—	Acquired	(price as of 2026-08-21)
May 9, 2006	NWPX	A	2,000	—	—	2,000 Direct	—	Acquired	(price as of 2026-08-21)
May 10, 2005	NWPX	A	2,000	—	—	2,000 Direct	—	Acquired	(price as of 2026-08-21)
May 11, 2004	NWPX	A	2,000	—	—	2,000 Direct	—	Acquired	(price as of 2026-08-21)

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.

Options, RSUs and convertible securities reported on Form 4 Table II.

Date	Ticker	Security	Underlying	Exercise price	Expiration	Shares	A/D
May 30, 2007	NWPX	NON-QUALIFIED STOCK OPTION	COMMON STOCK (2,000)	$34.77	May 30, 2017	2,000	Acquired
May 9, 2006	NWPX	NON-QUALIFIED STOCK OPTION	COMMON STOCK (2,000)	$28.31	May 9, 2016	2,000	Acquired
May 10, 2005	NWPX	NON QUALIFIED STOCK OPTION	COMMON STOCK (2,000)	$22.07	May 10, 2015	2,000	Acquired
May 11, 2004	NWPX	NON-QUALIFIED STOCK OPTION (RIGHT TO BUY)	COMMON STOCK (2,000)	$14.00	May 11, 2014	2,000	Acquired

Exercise/conversion price is blank when not applicable (e.g. RSUs).