3 transactions on file, per SEC Form 4 filings.
See ATI superinvestor activity →Harris Timothy J
Senior VP and CDIO · 2026-09-08
Sold
$3.4M
Morehouse David J
director · 2026-09-02
Sold
$501K
Harris Timothy J
Senior VP and CDIO · 2026-08-31
Sold
$3.5M
Each row links to the underlying SEC filing. Sells are shown for transparency, not as a signal — see the insider trading article for why.
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