--- title: "Tim Cook on tariffs: $800 million impact in June quarter, $1.1 billion impact in September quarter (" description: "Tim Cook on tariffs: $800 million impact in June quarter, $1.1 billion impact in September quarter (if no policy changes or new tariffs).Source: Mark Gurman" type: "topic" locale: "en" url: "https://longbridge.com/en/topics/100000000173262.md" published_at: "2025-07-31T21:27:19.000Z" author: "[Mark Gurman](https://longbridge.com/en/profiles/21806506)" --- # Tim Cook on tariffs: $800 million impact in June quarter, $1.1 billion impact in September quarter ( Tim Cook on tariffs: $800 million impact in June quarter, $1.1 billion impact in September quarter (if no policy changes or new tariffs). Source: Mark Gurman --- > **Disclaimer**: This article is for reference only and does not constitute any investment advice.