---
title: "Prothena 10% owner William P. Scully buys $293,052 of common shares"
type: "News"
locale: "en"
url: "https://longbridge.com/en/news/295440858.md"
description: "William P. Scully, a 10% owner of Prothena, purchased 34,000 ordinary shares at $8.62 each, increasing his direct stake to 790,000 shares. Additionally, Manatee Equity Fund LLC bought 3,500 shares at the same price, raising its holding attributed to Scully to 83,500 shares. Scully also holds 52,000 shares indirectly through his spouse."
datetime: "2026-08-10T19:25:15.000Z"
locales:
  - [zh-CN](https://longbridge.com/zh-CN/news/295440858.md)
  - [en](https://longbridge.com/en/news/295440858.md)
  - [zh-HK](https://longbridge.com/zh-HK/news/295440858.md)
generator: "portal-rs"
---

# Prothena 10% owner William P. Scully buys $293,052 of common shares

-   Prothena 10% owner William P. Scully bought 34,000 ordinary shares at USD 8.62, lifting his direct stake to 790,000 shares. \* Manatee Equity Fund LLC bought 3,500 ordinary shares at USD 8.62, raising its holding to 83,500 shares attributed to Scully. \* Scully also reported 52,000 ordinary shares held indirectly by his spouse. Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. Prothena Corporation plc published the original content used to generate this news brief via EDGAR, the Electronic Data Gathering, Analysis, and Retrieval system operated by the U.S. Securities and Exchange Commission (Ref. ID: 0001045463-26-000010), on August 10, 2026, and is solely responsible for the information contained therein. © Copyright 2026 - Public Technologies (PUBT) Original Document: here

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> **Disclaimer: This article is for reference only and does not constitute any investment advice.**