Form4insider filings, from the source

Company · CIK 0001733998 · SIC 4924 — Natural Gas Distribution · NYSE

Northwest Natural Holding Co · NWN

Insider activity reported against this company. All insider holders · On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $301k · 4net −$301k
$10k$10k$100k$100k$1M$1MbuyssalesSep 2025Nov 2025Jan 2026Mar 2026May 2026Jul 2026Sep 2026

Reported at this company — common stock

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Sep 18, 2026 SForm 4 →Sep 21, 6:57 pm EDTDavid Hugo AndersonDirector1,500$48.03$72,03949,259−2.96%10b5-1
Sep 1, 2026 FForm 4 →Sep 3, 5:37 pm EDTRaymond J Kaszuba IIISVP & Chief Financial Officer705$49.07$34,5947,234—
Sep 1, 2026 FForm 4 →Sep 3, 5:36 pm EDTBrody J WilsonVP, Treas, Controller & CAO341$49.07$16,73313,606—
Aug 18, 2026 SForm 4 →Aug 18, 7:44 pm EDTDavid Hugo AndersonDirector1,500$50.86$76,29450,759−2.87%10b5-1
Aug 6, 2026 IForm 4 →Aug 7, 6:56 pm EDTSandra McDonoughDirector248$50.77$12,57211,217—
Aug 6, 2026 IForm 4 →Aug 7, 6:53 pm EDTPeter J BragdonDirector1,141$50.77$57,9144,655—
Aug 6, 2026 IForm 4 →Aug 7, 6:50 pm EDTMary E LudfordDirector507$50.77$25,7414,924—
Jul 20, 2026 SForm 4 →Jul 21, 4:03 pm EDTDavid Hugo AndersonDirector1,500$51.18$76,77552,259−2.79%10b5-1
Jun 26, 2026 SForm 4 →Jun 29, 6:26 pm EDTDavid Hugo AndersonDirector1,500$50.90$76,35153,759−2.71%10b5-1

Reported at this company — derivatives (options, RSUs, warrants)

No reported derivative activity in this period.