Form4insider filings, from the source

Insider · CIK 0001401658

Keith R Larson

Files at: NWPX. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $730k · 8net −$730k
$10k$10k$100k$100k$1M$1MbuyssalesMar 27Apr 26May 27Jun 27Jul 28Aug 28Sep 27

Reported trades — common stock

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Sep 21, 2026 SForm 4 →Sep 23, 11:08 am EDTNWPX Infrastructure, Inc.NWPX1,000$102.31$102,31015,633−6.01%10b5-1
Sep 14, 2026 SForm 4 →Sep 16, 2:53 pm EDTNWPX Infrastructure, Inc.NWPX1,000$101.12$101,11916,633−5.67%10b5-1
Sep 8, 2026 SForm 4 →Sep 10, 2:35 pm EDTNWPX Infrastructure, Inc.NWPX1,000$105.87$105,86917,633−5.37%10b5-1
Sep 3, 2026 SForm 4 →Sep 4, 11:31 am EDTNWPX Infrastructure, Inc.NWPX4$110.79$44318,633−0.02%10b5-1
Sep 2, 2026 SForm 4 →Sep 3, 2:58 pm EDTNWPX Infrastructure, Inc.NWPX74$110.26$8,15918,637−0.40%10b5-1
Aug 31, 2026 SForm 4 →Sep 2, 11:57 am EDTNWPX Infrastructure, Inc.NWPX1,172$110.04$128,96718,711−5.89%10b5-1
Aug 24, 2026 SForm 4 →Aug 25, 4:05 pm EDTNWPX Infrastructure, Inc.NWPX1,250$110.32$137,89519,883−5.91%10b5-1
Aug 17, 2026 SForm 4 →Aug 18, 2:58 pm EDTNWPX Infrastructure, Inc.NWPX1,250$115.86$144,82921,133−5.58%10b5-1
Jun 10, 2026 AForm 4 →Jun 12, 4:14 pm EDTNWPX Infrastructure, Inc.NWPX899$122.31$109,95722,383—

Reported trades — derivatives (options, RSUs, warrants)

No reported derivative activity in this period.