STOCK TITAN

ATI INC SEC Filings

ATI NYSE

Welcome to our dedicated page for ATI SEC filings (Ticker: ATI), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.

Our SEC filing database is enhanced with expert analysis from Rhea-AI, providing insights into the potential impact of each filing on ATI's stock performance. Each filing includes a concise AI-generated summary, sentiment and impact scores, and end-of-day stock performance data showing the actual market reaction. Navigate easily through different filing types including 10-K annual reports, 10-Q quarterly reports, 8-K current reports, proxy statements (DEF 14A), and Form 4 insider trading disclosures.

Designed for fundamental investors and regulatory compliance professionals, our page simplifies access to critical SEC filings. By combining real-time EDGAR feed updates, Rhea-AI's analytical insights, and historical stock performance data, we provide comprehensive visibility into ATI's regulatory disclosures and financial reporting.

Rhea-AI Summary

ATI Inc. Schedule 13G/A discloses that Capital World Investors reports beneficial ownership of 5,719,812 shares of ATI common stock, representing 4.2% of 136,462,390 shares outstanding as of 03/31/2026. The filing states CWI has sole voting and dispositive power over these shares.

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Rhea-AI Summary

ATI Inc President, CEO and Director Kimberly A. Fields sold a total of 40,000 shares of ATI common stock in multiple open-market transactions on May 11, 2026. The trades were executed under a pre-arranged Rule 10b5-1 trading plan dated February 5, 2026, established for personal tax and estate planning purposes.

The reported weighted-average sale prices came from multiple trades in price ranges between $153.82 and $161.38 per share. Following these sales, Fields directly holds 277,763 ATI shares, indicating she retains a substantial equity stake in the company after the planned dispositions.

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Rhea-AI Summary

ATI Inc. reported solid first quarter 2026 results, fueled by aerospace and defense demand and stronger margins. Sales were $1.15 billion, up 1% year-over-year, with net income attributable to ATI of $118.2 million and GAAP diluted EPS of $0.85, up 27% from $0.67.

Adjusted net income was $139.2 million and adjusted EPS $1.00, up 39% year-over-year. Adjusted EBITDA was $231.7 million, a 19% increase, giving a 20.1% margin versus 17.0% a year ago. Operating cash flow improved sharply to $128.2 million from a use of cash in the prior-year quarter.

Management raised full-year 2026 guidance, targeting adjusted EBITDA of $1.01–$1.06 billion, adjusted EPS of $4.20–$4.48, and adjusted free cash flow of $465–$525 million. The company repurchased $75 million of stock in the quarter and the Board authorized an additional $500 million, leaving $545 million total repurchase capacity outstanding.

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Rhea-AI Summary

ATI Inc Schedule 13G: Vanguard Capital Management reports beneficial ownership of 7,145,445 shares of ATI common stock, representing 5.23% of the class as of 03/31/2026. The filing shows sole dispositive power over 7,145,445 shares and sole voting power for 1,021,317 shares.

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ATI Inc. — Capital International Investors amended its Schedule 13G to report beneficial ownership of 6,169,480 shares, representing 4.5% of the 136,462,390 shares outstanding as reported in the filing. The filer discloses sole voting power for 6,163,521 shares and sole dispositive power for 6,169,480 shares.

The filing clarifies that Capital International Investors is a division of Capital Research and Management Company and lists affiliated investment management entities that collectively provide investment services under that name.

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Rhea-AI Summary

ATI Inc reports that The Vanguard Group holds 0 shares of Common Stock, representing 0% of the class. The filing is an Amendment No. 16 to a Schedule 13G/A and reflects an internal realignment at Vanguard on January 12, 2026 after which certain Vanguard subsidiaries report ownership separately pursuant to SEC Release No. 34-39538.

The amendment is signed by Ashley Grim, Head of Global Fund Administration, dated 03/26/2026. The filing lists Vanguard’s address as 100 Vanguard Blvd., Malvern, PA and ATI’s principal executive office at 2021 McKinney Avenue, Suite 1100, Dallas, TX.

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Rhea-AI Summary

ATI Inc. is asking stockholders to vote at its virtual 2026 annual meeting on three items: electing three Class III directors, approving executive pay on an advisory basis, and ratifying Ernst & Young LLP as auditor for 2026.

The company highlights 2025 revenue of $4.6 billion, its highest in 14 years, with aerospace and defense representing 68% of sales. ATI repurchased $470 million of shares in 2025 and notes that a $100 investment at the start of 2022 is worth over $900 as of the record date.

The board is highly independent and diversified, is transitioning to a combined Chair and CEO role under Kimberly Fields, and will have Leroy Ball as Lead Independent Director. Executive pay is heavily performance-based, with 90% of annual bonuses tied to financial metrics and 70% of regular equity awards linked to relative total shareholder return, supplemented by a one-time, highly performance-contingent Enterprise Value Acceleration program.

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FAQ

How many ATI (ATI) SEC filings are available on StockTitan?

StockTitan tracks 106 SEC filings for ATI (ATI), including 10-K annual reports, 10-Q quarterly reports, 8-K current reports, and Form 4 insider trading disclosures. Each filing includes AI-generated summaries, impact scoring, and sentiment analysis.

When was the most recent SEC filing for ATI (ATI)?

The most recent SEC filing for ATI (ATI) was filed on May 14, 2026.