Company: POR
Filing Date: 2025-07-25
Form Type: 424B5
Source: 0001140361-25-027364
Chunk: 59

Company: PORTLAND GENERAL ELECTRIC CO /OR/
Filing Date: 2025-07-25
Form: 424B5
Chunk 59
---
 terminated will automatically update and, where applicable, supersede any information contained in this prospectus or incorporated by reference in this prospectus. Accordingly, we incorporate by reference the following documents or information filed with the SEC:

We also incorporate by reference all documents we may subsequently file pursuant to Section 13(a), 13(c), 14 or 15(d) of the Exchange Act after the initial filing date of the registration statement of which this prospectus is a part and prior to the termination of the offering (other than documents or information deemed to have been furnished and not filed in accordance with SEC rules). The most recent information that we file with the SEC automatically updates and supersedes older information. The information contained in any such filing will be deemed to be a part of this prospectus, commencing on the date on which the document is filed. We will provide to each person, including any beneficial owner, to whom a copy of this prospectus has been delivered, without charge, upon the written or oral request of such person, a copy of any or all of the documents which are incorporated by reference into this prospectus, other than exhibits to such documents, unless such exhibits are specifically incorporated by reference into the information that this prospectus incorporates. You should direct requests for such copies to: Portland General Electric Company 121 SW Salmon Street Portland, Oregon 97204 Attention: Nick White, Manager of Investor Relations Telephone: (503) 464-8073

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### LEGAL MATTERS
Unless otherwise specified in a prospectus supplement accompanying this prospectus, Angelica Espinosa, our Senior Vice President and Chief Legal and Compliance Officer, and Latham & Watkins LLP, will pass upon certain legal matters for us in connection with the securities offered by this prospectus. As of July 24, 2025, Angelica Espinosa beneficially owned 20,134 shares of our common stock.

### EXPERTS
The financial statements of the Company incorporated by reference in this Prospectus, and the effectiveness of the Company’s internal control over financial reporting have been audited by Deloitte & Touche LLP, an independent registered public accounting firm, as stated in their reports. Such financial statements are incorporated by reference in reliance upon the reports of such firm, given their authority as experts in accounting and auditing.

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### DIVIDEND REINVESTMENT

### AND DIRECT STOCK PURCHASE PLAN

#### 2,