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▼ SELL

$ Value

$584K

Shares

7,700

Price

$76

Filed

Aug 6

Insider

Name

Morehouse David J

Title

CIK

0001635153

Roles

Director

Transaction Details

Transaction Date

2025-08-04

Code

S

Table

Non-Derivative

Ownership

Direct

Equity Swap

No

Shares After

44,977

Footnotes

The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $75.29 to to $76.27. The reporting person undertakes to provide to the Issuer, its security holders and the Staff of the U.S. Securities and Exchange Commission (the "SEC"), upon request, full information regarding the number of shares sold at each specific price within the range reported. | The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $776.29 to to $76.31. The reporting person undertakes to provide to the Issuer, its security holders and the Staff of the SEC, upon request, full information regarding the number of shares sold at each specific price within the range reported.

Filing Info

Accession No.

0000950170-25-104276

Form Type

4

Issuer CIK

0001018963

Morehouse David J's History

Date Ticker Type Value
2026-03-09 ATI $197K
2026-03-09 ATI $823K
2025-08-04 ATI $584K
2025-08-04 ATI $15K
2025-05-20 ATI A $0

Other Insiders at ATI (90d)

Insider Bought Sold Last
BALL M LEROY 2026-02-17
WETHERBEE ROBERT S
Executive Chairman
$8.7M 2026-02-17
Morehouse David J $1.0M 2026-03-09
Bhatia Vaishali S.
SVP, General Counsel and CCO
2026-03-20
Miller Michael Benjamin
VP Chief Accounting Officer
2026-03-02