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 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 | 3.47 | 1,459,852 | +22.8 | 06/30/2026 |
| 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 | 6.09 | 2,563,055 | +0.0 | 07/30/2026 |
| Vanguard Morn Total Stk Mkt Idx Investor | 3.20 | 1,344,456 | +4.0 | 06/30/2026 |
| iShares Russell 2000 ETF | 2.65 | 1,114,453 | -0.1 | 07/30/2026 |
| Vanguard Small Cap Index | 2.29 | 965,284 | +4.1 | 06/30/2026 |
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: August 3, 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.