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# Who owns Northwest Natural Holding Co (NWN)? Elite investor 13F holders

3 tracked elite investors reported holding Northwest Natural Holding Co as of 2026-06-30, including GAMCO, D.E. Shaw, Ancora Advisors / Ancora Holdings. Who bought, trimmed or exited each quarter, with links to the original SEC 13F filings.

3 tracked investors currently reported holding · Latest report period: 2026-06-30 · Utilities · Utilities

Northwest Natural Holding Company, through its subsidiary, Northwest Natural Gas Company, provides regulated natural gas distribution services to residential, commercial, and industrial customers in the United States. It operates through three segments: NWN Gas Utility, SiEnergy, and NWN Water. The company operates mist gas storage facility contracted to utilities, third-party marketers, and…

## Reported holders and securities, including exits (up to 20)

| Investor | Security | Instrument | Report period | Filed | Value | Quantity | Units | Change | Source |
|  --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| [GAMCO](https://ownershiptrace.com/13f/investors/137) | NORTHWEST NAT HLDG CO | SHARE | 2026-06-30 | 2026-08-12 00:00:00 | 17843122.00 USD | 363700.000000 | Shares | hold | [Original filing](https://www.sec.gov/Archives/edgar/data/807249/0001140361-26-032508-index.html) |
| [D.E. Shaw](https://ownershiptrace.com/13f/investors/98) | NORTHWEST NAT HLDG CO | SHARE | 2026-06-30 | 2026-08-14 00:00:00 | 1116949.00 USD | 22767.000000 | Shares | reduce | [Original filing](https://www.sec.gov/Archives/edgar/data/1009207/0001104659-26-097217-index.html) |
| [Ancora Advisors / Ancora Holdings](https://ownershiptrace.com/13f/investors/101) | NORTHWEST NAT HLDG CO | SHARE | 2026-06-30 | 2026-08-14 00:00:00 | 20850.00 USD | 425.000000 | Shares | hold | [Original filing](https://www.sec.gov/Archives/edgar/data/1446114/0001446114-26-000012-index.html) |

Public disclosures can be delayed, incomplete, or amended. Report period describes a position date; transaction date describes a reported transaction; filed describes submission. A recent filing or page update does not establish a current holding. A dash means unavailable or not comparable, not zero.

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