Latest filingSep 03, 2026Most recent Form 4
NWN
Northwest Natural Holding Co
NYSEUtilitiesNatural Gas Distribution
Insider activity for last month from 08/04 to 09/04. Counts use processed Form 4 rows. Purchase and sale metrics use codes P and S; totals remain unknown when any matching value is missing. Rows without a usable transaction date cannot be assigned to a rolling period and are excluded.
Total buying$00 buys
Total selling$7.62M1 sells
Net open-market-$7.62M3 insiders
Open-market mix
Buy vs sell distribution by transaction countInsider activity report
Monthly open-market purchase and sale counts Buys Sells
Transaction codes
By Form 4 transaction code in selected period3transactions
- F · Tax withholding · dominant2 · 67%
- S · Open-market sells1 · 33%
Activity by reported role
A joint filing can contribute to multiple roles7transactions
- CAO · dominant1 · 14%
- Chief financial officer1 · 14%
- CTRL1 · 14%
- Director1 · 14%
- SVP1 · 14%
- TREAS1 · 14%
- VP1 · 14%
Distinct insiders active
Reporting-owner CIKs by month · peak Sep 2026 (2)Aug 2026Sep 2026
Reported Holdings After
Separated by insider, security, and ownership typeAnderson David HugoCommon Stock · Direct
50,759Aug 18, 2026
Wilson Brody JCommon Stock · Direct
13,606Sep 01, 2026
Kaszuba Raymond J IIICommon Stock · Direct
7,234Sep 01, 2026
These are reported post-transaction holdings, not company-wide ownership percentages. Securities, indirect vehicles, and amendments are kept separate.
Filing activity heatmap
Each cell is one day · intensity = transactions · buys green, sells redAug 04 → Sep 04
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Top insiders
By absolute net value across the selected period- AH-$76.3k
Recent filing activity
Most recent 1 transactions · color = transaction code- SSell08/18-$7.62MSEC
Filing detail checks
Secondary metrics for the selected periodFiling-only signals
Deterministic matches in the selected period
NWN transaction history
Filters apply within this company and selected period by default| Ticker | Insider | Role | Type | Shares | Value | Code | Signals | 90d return | Filed | Trans date |
|---|---|---|---|---|---|---|---|---|---|---|
| NWN | ANDERSON DAVID HUGO | DIR | sale10b5-1 | 1.50k | -$7.62M | S | −3.2% | 08/18 | 08/18 |
Northwest Natural Holding Co Insider Activity FAQ
SEC Form 4 contextWho recently reported transactions at Northwest Natural Holding Co?
Kaszuba Raymond J III, WILSON BRODY J, ANDERSON DAVID HUGO.
When was the latest reported open-market purchase?
No code-P purchase is available for this period.
When was the latest reported open-market sale?
Anderson David Hugo reported a sale on Aug 18, 2026 valued at $7.62M. Read the SEC filing.
What is the recent purchase and sale balance?
Net open-market selling in the selected period was $76,293.75. Sales can occur for many non-investment reasons.
Where can I see the original SEC filing?
Every transaction row and latest-activity fact links to its original SEC filing.
What do these Form 4 transaction codes mean?
P and S generally describe open-market or private purchases and sales. A, D, F, M, X, G, J, and V describe awards, issuer dispositions, tax withholding, exercises, gifts, other transactions, and voluntary early reports; review each filing and its footnotes for context.