Welcome to our dedicated page for Allegheny Tech 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.
ATI’s alloy science may power jet engines and defense systems, but its SEC disclosures can feel like forging titanium—dense, hot, and difficult to shape into clear insight. Annual reports routinely exceed 200 pages, and locating one note on nickel surcharge pass-throughs or a single Form 4 trade can stall even seasoned analysts. That’s where Stock Titan steps in.
Our platform ingests every ATI quarterly earnings report 10-Q filing, ATI annual report 10-K simplified, and ATI 8-K material events explained within minutes of hitting EDGAR. AI models summarise cash-flow swings, segment margin shifts, and backlog changes so you grasp the impact faster. Want to track ATI insider trading Form 4 transactions? Receive real-time alerts the moment executives file—no more manual refreshes. Struggling with proxy materials? We connect the dots between ATI proxy statement executive compensation tables and subsequent equity awards.
Investors use Stock Titan to:
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- Dive into segment revenue drills through our ATI earnings report filing analysis.
- Get context on ATI executive stock transactions Form 4 alongside option-grant details.
From fast 8-K alerts on supply-chain disruptions to plain-language explanations of complex pension accounting, Stock Titan delivers every ATI disclosure in a form you can act on immediately—all without wading through technical metallurgy jargon.
ATI (ATI) insider transaction: President, CEO and Director Kimberly A. Fields reported a sale of Common Stock. On 10/15/2025, she sold 21,153 shares at $85.87 per share in a transaction coded “S.” The filing states this sale was made pursuant to a Rule 10b5-1 trading plan dated June 11, 2025 established for personal tax and estate planning purposes.
Following the sale, Fields beneficially owned 202,668 shares directly. The reported security is Common Stock, par value $0.10 per share. The filing was made by one reporting person.
ATI filed a Form 144 noting a proposed sale of 21,153 common shares with an aggregate market value of $1,816,408.11, expected on or about October 15, 2025 on the NYSE through Fidelity Brokerage Services LLC. These shares were acquired on January 9, 2024 via restricted stock vesting as compensation.
Recent activity for the same account shows additional sales in the past three months: 15,941 shares on September 9, 2025 for $1,235,746.32; 20,312 shares on September 22, 2025 for $1,631,662.96; and 21,154 shares on October 6, 2025 for $1,735,262.62. Shares outstanding were 137,832,132.
ATI Inc. (ATI) reported a Form 4 for officer Tina K. Busch (SVP, CHRO). On 10/10/2025, 2,122 shares of common stock were withheld (Code F) at $81.21 per share to cover taxes upon the vesting of restricted stock units granted on October 10, 2022. Following the transaction, Busch beneficially owns 23,872 shares, held directly.
The filing notes that one-third of the RSUs vested on October 10, 2025 under their original terms.
Kimberly A. Fields, who serves as President, CEO and Director of ATI Inc (ATI), reported a sale of 21,154 shares of common stock on
Notice of proposed sale under Rule 144 by an insider of ATI. The filing reports an intended sale of 21,154 shares of common stock through Fidelity Brokerage Services LLC with an aggregate market value of $1,735,262.62 based on the filing. The shares were acquired on 01/09/2024 through restricted stock vesting and were paid as compensation. The approximate sale date listed is 10/06/2025 on the NYSE. The filing also discloses two prior sales by the same person in the past three months: 15,941 shares sold on 09/09/2025 for $1,235,746.32 and 20,312 shares sold on 09/22/2025 for $1,631,662.96. The filer certifies no undisclosed material adverse information and includes the standard Rule 10b5-1 notice language.
BlackRock, Inc. reported beneficial ownership of 13,891,604 shares of ATI Inc. common stock, representing 10.1% of the class as of the event date 09/30/2025. The filing shows BlackRock has sole voting power over 13,436,277 shares and sole dispositive power over 13,891,604 shares. The Schedule 13G/A states these securities are held in the ordinary course of business and not for the purpose of changing or influencing control of ATI. The filing was signed by Spencer Fleming, Managing Director, on 10/03/2025, and references Exhibit 24 (Power of Attorney) and Exhibit 99 (Item 7).
Kimberly A. Fields, President, CEO and Director of ATI Inc. (ATI), reported a sale of 20,312 shares of ATI common stock on 09/22/2025 at $80.33 per share. After the transaction she beneficially owned 244,975 shares. The sale was made pursuant to a 10b5-1 trading plan dated June 11, 2025, and was executed for personal tax and estate planning purposes. The Form 4 was signed by Amanda J. Skov as attorney-in-fact on 09/23/2025.
ATI Inc. Form 144 shows a proposed insider sale of 20,312 common shares through Fidelity Brokerage on the NYSE, with an aggregate market value of $1,631,662.96 and an approximate sale date of 09/22/2025. The filing states the company has 137,832,132 shares outstanding, so the proposed sale represents about 0.0147% of outstanding shares. The securities were acquired by the filer as restricted stock vesting on 01/04/2024 (7,973 shares) and 01/09/2024 (12,339 shares) as compensation. The filing also discloses a sale by the same person of 15,941 shares on 09/09/2025 for $1,235,746.32. The filer certifies not to possess undisclosed material information.
Kimberly A. Fields, President & CEO of ATI Inc. (ATI), reported the sale of 15,941 shares of ATI common stock on 09/09/2025 at a price of $77.52 per share under a previously disclosed 10b5-1 trading plan dated June 11, 2025. Following the sale, Ms. Fields beneficially owned 265,287 shares. The filing indicates the transaction was executed pursuant to the trading plan for personal tax and estate planning purposes and was signed on behalf of Ms. Fields by an attorney-in-fact on 09/10/2025.
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