ROBERT S WETHERBEE, the Executive Chairman of $ATI ($ATI), sold 25,000 shares of the company on 12-04-2024. We received data on the trade from a recent SEC filing. This was a sale of approximately 5.4% of their shares. Following this trade, they now own 436,443 shares of $ATI stock.

$ATI Insider Trading Activity

$ATI insiders have traded $ATI stock on the open market 5 times in the past 6 months. Of those trades, 0 have been purchases and 5 have been sales.

Here's a breakdown of recent trading of $ATI stock by insiders over the last 6 months:

• ROBERT S WETHERBEE (Executive Chairman) has traded it 4 times. They made 0 purchases and 4 sales, selling 100,000 shares.
• TINA KILLOUGH BUSCH (SVP, CHRO) sold 2,598 shares.

To track insider transactions, check out Quiver Quantitative's insider trading dashboard.

$ATI Hedge Fund Activity

We have seen 207 institutional investors add shares of $ATI stock to their portfolio, and 220 decrease their positions in their most recent quarter.

Here are some of the largest recent moves:

• MOUNTAINEER PARTNERS MANAGEMENT, LLC added 9,201,818 shares (+4401.2%) to their portfolio in Q3 2024
• FMR LLC added 2,020,539 shares (+27.8%) to their portfolio in Q3 2024
• MARSHALL WACE, LLP added 770,768 shares (+1499.3%) to their portfolio in Q3 2024
• NORTHERN TRUST CORP removed 619,957 shares (-47.8%) from their portfolio in Q3 2024
• CARTENNA CAPITAL, LP removed 600,000 shares (-100.0%) from their portfolio in Q2 2024
• CITADEL ADVISORS LLC removed 584,211 shares (-69.7%) from their portfolio in Q3 2024
• CAPITAL WORLD INVESTORS added 559,779 shares (+19.5%) to their portfolio in Q3 2024

To track hedge funds' stock portfolios, check out Quiver Quantitative's institutional holdings dashboard.

This article is not financial advice. See Quiver Quantitative's disclaimers for more information.