# BlackBerry CEO John Giamatteo Sells 250,000 Shares in Weekly Trading By Enna Lee Canonical URL: https://www.tokenpost.com/news/investing/40307 Published: 2026-10-24T20:20:26.000Z Updated: 2026-10-24T20:20:26.000Z Section: Investing > Insider transactions during the week also involved Accenture and Cleveland-Cliffs. John Giamatteo, BlackBerry's CEO, sold 250,000 shares in all during the week. The weekly activity also included transactions at Accenture and Cleveland-Cliffs. An [earlier insider-trade roundup]() also covered BlackBerry insider sales. ## Links in this article - [earlier insider-trade roundup](https://www.tokenpost.com/news/investing/34118)