ATI INC - ATI

All tracked SEC files for this issuer. Showing up to 200 latest records.
Need parsed ownership details (13D/13G with shares/percent)? Open ownership details
Form 4 = insider transactions report. Form 144 = notice of proposed sale (not a completed trade confirmation).

Files summary

Total files loaded: 48
Latest filed: Mar 26, 2026
Form Count
4 28
144 12
8-K 5
SCHEDULE 13G/A 2
SCHEDULE 13G 1

Latest files

Filed Form Report period Accession SEC
Mar 26, 2026 SCHEDULE 13G/A 0000102909-26-000736 View
Mar 24, 2026 4 Mar 20, 2026 0001193125-26-121258 View
Mar 11, 2026 144 0001193125-26-102468 View
Mar 11, 2026 4 Mar 09, 2026 0001193125-26-102473 View
Mar 03, 2026 4 Mar 02, 2026 0001193125-26-089618 View
Feb 19, 2026 8-K Feb 18, 2026 0001193125-26-058142 View
Feb 19, 2026 4 Feb 17, 2026 0001193125-26-059478 View
Feb 19, 2026 4 Nov 19, 2025 0001193125-26-059487 View
Feb 17, 2026 144 0001959173-26-001041 View
Feb 10, 2026 144 0001959173-26-000794 View
Feb 03, 2026 8-K Feb 03, 2026 0001628280-26-004793 View
Jan 23, 2026 4 Jan 05, 2026 0001193125-26-021290 View
Jan 07, 2026 4 Jan 05, 2026 0001193125-26-006552 View
Jan 07, 2026 4 Jan 05, 2026 0001193125-26-006554 View
Jan 07, 2026 4 Jan 05, 2026 0001193125-26-006557 View
Jan 07, 2026 4 Jan 05, 2026 0001193125-26-006562 View
Jan 07, 2026 4 Jan 05, 2026 0001193125-26-006570 View
Dec 19, 2025 4 Dec 02, 2025 0001193125-25-327281 View
Dec 18, 2025 144 0001959173-25-007840 View
Dec 09, 2025 4 Dec 05, 2025 0001193125-25-313065 View
Dec 09, 2025 4 Dec 05, 2025 0001193125-25-313069 View
Dec 09, 2025 4 Dec 05, 2025 0001193125-25-313074 View
Dec 09, 2025 4 Dec 05, 2025 0001193125-25-313075 View
Dec 08, 2025 8-K Dec 04, 2025 0001193125-25-310681 View
Dec 02, 2025 144 0001959173-25-007406 View
Nov 25, 2025 144 0001959173-25-007248 View
Nov 25, 2025 4 Nov 21, 2025 0001193125-25-297808 View
Nov 25, 2025 4 Nov 25, 2025 0001193125-25-297818 View
Nov 21, 2025 144 0001959173-25-007174 View
Nov 21, 2025 4 Nov 19, 2025 0001193125-25-291536 View
Nov 21, 2025 4 Nov 19, 2025 0001193125-25-291542 View
Nov 21, 2025 4 Nov 19, 2025 0001193125-25-291548 View
Nov 20, 2025 4 Nov 18, 2025 0001193125-25-290261 View
Nov 20, 2025 4 Nov 18, 2025 0001193125-25-290265 View
Nov 18, 2025 8-K Nov 18, 2025 0001193125-25-285373 View
Nov 18, 2025 144 0001959173-25-007082 View
Nov 18, 2025 144 0001959173-25-007085 View
Nov 13, 2025 SCHEDULE 13G/A 0001562230-25-000127 View
Nov 13, 2025 SCHEDULE 13G 0001422849-25-000078 View
Nov 12, 2025 144 0001959173-25-006880 View
Nov 12, 2025 4 Nov 11, 2025 0001193125-25-278250 View
Nov 05, 2025 4 Nov 04, 2025 0001193125-25-266571 View
Nov 04, 2025 144 0001959173-25-006700 View
Oct 28, 2025 8-K Oct 28, 2025 0001628280-25-046559 View
Oct 16, 2025 4 Oct 15, 2025 0001193125-25-241608 View
Oct 15, 2025 144 0001959173-25-006448 View
Oct 14, 2025 4 Oct 10, 2025 0001193125-25-238346 View
Oct 08, 2025 4 Oct 06, 2025 0001193125-25-233981 View