ATI Insider Activity

View recent SEC Form 4 insider transactions for ATI, including purchases, sales, option exercises, and other insider filings.

DateInsiderTypeQuantityPriceTotal ValueShares Owned
Sep 14, 2026Harris Timothy JSale16,500$193.06$3,185,490.0097,187
Sep 08, 2026Harris Timothy JSale16,500$207.54$3,424,410.00113,687
Sep 02, 2026Morehouse David JSale2,485$201.61$501,000.8535,826
Aug 31, 2026Harris Timothy JSale16,500$210.01$3,465,165.00130,187
Aug 24, 2026Harris Timothy JSale16,500$206.92$3,414,180.00146,687
Aug 17, 2026Fields Kimberly ASale1,000$228.32$228,320.00124,564
Aug 17, 2026Fields Kimberly ASale2,000$229.56$459,120.00122,564
Aug 17, 2026Fields Kimberly ASale8,131$230.66$1,875,496.46114,433
Aug 17, 2026Fields Kimberly ASale9,116$231.72$2,112,359.52105,317
Aug 17, 2026Fields Kimberly ASale4,598$232.43$1,068,713.14100,719
Jul 28, 2026Fields Kimberly ASale31,757$190.99$6,065,269.43125,564
Jul 07, 2026Fields Kimberly ASale200$180.85$36,170.00193,121
Jul 07, 2026Fields Kimberly ASale2,200$181.36$398,992.00190,921
Jul 07, 2026Fields Kimberly ASale2,000$179.25$358,500.00195,321
Jul 07, 2026Fields Kimberly ASale11,826$182.66$2,160,137.16179,095
Jul 07, 2026Fields Kimberly ASale15,908$183.50$2,919,118.00163,187
Jul 07, 2026Fields Kimberly ASale4,878$184.34$899,210.52158,309
Jul 07, 2026Fields Kimberly ASale388$185.10$71,818.80157,921
Jul 07, 2026Fields Kimberly ASale400$187.50$75,000.00157,321
Jul 01, 2026Foster James RobertSell163$193.82$31,592.6657,824
Jun 24, 2026Fields Kimberly ASale3,783$197.21$746,045.43197,321
Jun 23, 2026Fields Kimberly ASale3,641$197.48$719,024.68201,104
Jun 22, 2026Fields Kimberly ASale13,269$202.48$2,686,707.12204,745
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