Company: HPP
Filing Date: 2025-06-13
Form Type: 424B5
Source: 0001193125-25-140284
Chunk: 179

Company: Hudson Pacific Properties, Inc.
Filing Date: 2025-06-13
Form: 424B5
Chunk 179
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 therein, and incorporated herein by reference. Such
financial statements are, and audited financial statements to be included in subsequently filed documents will be, incorporated herein in reliance upon the reports of Ernst & Young LLP pertaining to such financial statements and the
effectiveness of internal control over financial reporting of Hudson Pacific Properties, Inc., as of the respective dates (to the extent covered by consents filed with the Securities and Exchange Commission) given on the authority of such firm as
experts in accounting and auditing.

90

$600,000,000 197,194,698 Shares Common Stock Pre-FundedWarrants to Purchase 71,863,597 Shares of Common Stock PROSPECTUS SUPPLEMENT June 11, 2025 Joint Book-Running Managers

| BofA Securities         |     | Wells Fargo Securities |     | RBC Capital Markets     |
| KeyBanc Capital Markets |     | Morgan Stanley         |     | Goldman Sachs & Co. LLC |