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# Leaked accounts hint HBO’s ‘Harry Potter’ rivals Game of Thrones budget
- URL: https://www.medianexis.com/leaked-accounts-hint-hbos-harry-potter-rivals-game-of-thrones-budget/
- Published: 2026-10-22T16:06:54.000Z
- Updated: 2026-10-27T14:20:33.000Z
- Description: Deadline’s Jake Kanter reports that UK filings for Plum Jam Productions, the show’s special purpose vehicle, show revenue of £130.6 million in 2025, the year Season 1 shot.
- Author: The Signals Desk
- Tags: Streaming, Jake Kanter, Harry Potter HBO series budget details

**Why it matters.** HBO absorbs the cost upfront building sets meant to serve all seven seasons, meaning per-episode spend should fall as the franchise continues.

*Based on reporting by* [*deadline.com*](https://deadline.com/2026/10/harry-potter-accounts-clue-about-budget-hbo-series-1237170454/?ref=medianexis.com) *—* [*Jake Kanter*](https://www.medianexis.com/tag/by-jake-kanter/) *·* [*thewrap.com*](https://www.thewrap.com/creative-content/tv-shows/harry-potter-hbo-tv-show-budget/?ref=medianexis.com) *—* [*Loree Seitz*](https://www.medianexis.com/tag/by-loree-seitz/)*.*