--- title: "Billionaire Bill Ackman’s new fund IPO goes bust on day 1, drops nearly 20% — but here’s why first day flops don’t always mean long-term failures" type: "News" locale: "en" url: "https://longbridge.com/en/news/289667836.md" description: "Despite the IPO's horrific first-day performance, Ackman is confident that \"it's going to be a very good long-term ride\" for his new shareholders." datetime: "2026-06-13T14:05:38.000Z" locales: - [zh-CN](https://longbridge.com/zh-CN/news/289667836.md) - [en](https://longbridge.com/en/news/289667836.md) - [zh-HK](https://longbridge.com/zh-HK/news/289667836.md) generator: "portal-rs" --- # Billionaire Bill Ackman’s new fund IPO goes bust on day 1, drops nearly 20% — but here’s why first day flops don’t always mean long-term failures Despite the IPO's horrific first-day performance, Ackman is confident that "it's going to be a very good long-term ride" for his new shareholders. ### Related Stocks - [PSUS.US](https://longbridge.com/en/quote/PSUS.US.md) ## Related News & Research - [Pershing Square USA director Lisa Polsky buys $243,685 of common shares](https://longbridge.com/en/news/296489296.md) - [Bill Ackman Donates $400 Million in Pershing Square Stock to Build a Research Institute After His Daughter’s Severe Brain Hemorrhage](https://longbridge.com/en/news/296477333.md) - [Bill Ackman Loves This Dividend Stock, But You Should Give It a Pass](https://longbridge.com/en/news/296545633.md) - [Oura exploring how its ring could detect brain hemorrhages after Bill Ackman suggests it could have helped his daughter](https://longbridge.com/en/news/296658401.md) - [$100 Invested In Ross Stores 20 Years Ago Would Be Worth This Much Today](https://longbridge.com/en/news/296811911.md) --- > **Disclaimer: This article is for reference only and does not constitute any investment advice.**