Northwest Natural Gas Co (NWN)
Who owns Northwest Natural Gas Co (NWN)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 99.4% of the shares are freely tradable; institutional investors hold 81.7%.
Ownership Structure
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| BlackRock Inc | 15.17 | 6,383,093 | -6.3 | 03/31/2026 |
| Vanguard Group Inc | 11.18 | 4,706,007 | -1.1 | 12/31/2025 |
| Vanguard Portfolio Management, LLC | 6.25 | 2,628,040 | +0.0 | 03/31/2026 |
| Vanguard Capital Management, LLC | 4.35 | 1,832,517 | +0.0 | 03/31/2026 |
| State Street Corp | 3.81 | 1,605,211 | -22.5 | 03/31/2026 |
| Vaughan Nelson Scarbrgh & Mccullough LP | 2.83 | 1,189,201 | -14.6 | 03/31/2026 |
| Geode Capital Management, LLC | 2.45 | 1,032,239 | +4.3 | 03/31/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| iShares Core S&P Small-Cap ETF | 5.98 | 2,518,039 | +0.0 | 05/29/2026 |
| Vanguard Total Stock Mkt Idx Inv | 3.10 | 1,303,485 | +0.6 | 04/30/2026 |
| iShares Russell 2000 ETF | 2.35 | 990,654 | +0.9 | 05/29/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Insider Transactions
| Date | Person | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 20. Jul 2026 | Anderson David Hugo | Director | Sell | 1,500 | 51.18 | 76,775 |
Reportable transactions by officers and major shareholders from SEC Form 4 filings. "Other" includes things like stock grants and option exercises without a buy/sell character.
View all insider transactions →Data as of: July 31, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.