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CIK 0001018963 · Large accelerated filer

Ticker
ATI
Exchange
NYSE
Industry
Steel Pipe & Tubes
FY end
Dec 28
Incorporated
DE
Entity type
operating
EIN
251792394
Phone
4123942800
Business address
2021 MCKINNEY AVENUE, DALLAS, TX, 75201
Former names
ALLEGHENY TECHNOLOGIES INC, ALLEGHENY TELEDYNE INC
Open-market buys, last 90 days
$0
in 0 filings
Open-market sales, last 90 days
$21,460,635
in 7 filings, $21.0M under 10b5-1 plans

Net −$21,460,635. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.

Reading 100 more Form 4s from the SEC; this list fills in as they're read.

Date Insider Transaction Shares Price Value Owned after
2026-01-05 Harris Timothy J Senior VP and CDIO Option exercise +70,442 171,429
2026-01-05 Harris Timothy J Senior VP and CDIO Shares withheld for taxes −30,918 $121.08 $3.7M 140,511
2026-01-05 Harris Timothy J Senior VP and CDIO Grant or award +46,318 186,829
2026-01-05 Harris Timothy J Senior VP and CDIO Shares withheld for taxes −20,283 $121.08 $2.5M 166,546
2026-01-05 Harris Timothy J Senior VP and CDIO Shares withheld for taxes −3,359 $121.08 $407K 163,187
2026-01-05 Harris Timothy J Senior VP and CDIO Option exercise · Performance Stock Unit −25,641 25,641
2026-01-05 Bhatia Vaishali S. SVP, General Counsel and CCO Grant or award +3,152 63,873
2026-01-05 Bhatia Vaishali S. SVP, General Counsel and CCO Shares withheld for taxes −1,944 $121.08 $235K 61,929
2025-12-18 WETHERBEE ROBERT S Executive Chairman Sale 10b5-1 −6,507 $108.86 $708K 180,031.34
2025-12-18 WETHERBEE ROBERT S Executive Chairman Sale 10b5-1 −47,355 $109.57 $5.2M 132,676.34
2025-12-18 WETHERBEE ROBERT S Executive Chairman Sale 10b5-1 +6,158 $110.34 $679K 126,518.34
2025-12-05 Fields Kimberly A President, CEO and Director Grant or award · Performance Stock Unit +34,188 34,188
2025-12-05 Bhatia Vaishali S. SVP, General Counsel and CCO Grant or award · Performance Stock Unit +6,837 6,837
2025-12-05 Harris Timothy J Senior VP and CDIO Grant or award · Performance Stock Unit +6,837 6,837
2025-12-05 Miller Michael Benjamin VP Chief Accounting Officer Grant or award · Performance Stock Unit +1,709 1,709
2025-11-25 Harris Timothy J Senior VP and CDIO Sale 10b5-1 −10,542 $97.88 $1.0M 98,310
2025-11-21 Busch Tina Killough SVP, CHRO Sale −2,598 $93.26 $242K 21,274
2025-11-19 BALL M LEROY Director Gift −185 34,182
2025-11-19 Lydon-Rodgers Jean Director Grant or award +631 631
2025-11-19 Lund Elizabeth Hefley Director Grant or award +631 631

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