Insider trade

Officer sold ~$1.73M of ATI shares in the open market

Traded Sep 21, 2026 · Filed Sep 23, 2026

ATI Inc.ATI

~$1.73M
Reported value · 9,000 sh @ $191.82: 88K
Holds after · shares reported: +2.1%
stock since the trade · S&P 500 +0.2%, $189.16 → $193.09 on Oct 5

Why it stands out

ATI's Senior VP and CDIO sold $1.73M of ATI shares. It was planned long ago, so it says very little.

Written from the filing's own figures. OQRO describes what was reported and never tells you what to buy or sell

View the official recordSEC Form 4 — Statement of Changes in Beneficial Ownership

All the details

Dates, kept separate

Transaction date: Sep 21, 2026
Reporting period: Not applicable
Filed with the SEC: Sep 23, 2026

Officer$1M+Pre-arranged plan referenced

Context

Classification

open market sale

Code S — open-market or private sale

Absolute commitment

~$1,726,380

Shares × reported transaction price

Timing vs results

46 days after results of Aug 6, 2026

Results dates are the company's own 8-K (Item 2.02). Many companies only let insiders trade in a window after results

Price at the time

Closed at $189.16 on Sep 21, 2026, 136% above its 52-week low and 18% below its high, after a 17% drop over the previous 30 trading days

52-week range $80.04 (Oct 10, 2025) to $231.78 (Aug 17, 2026), 72% of the way up, from 241 adjusted closes. 30 trading days earlier: $227.84 on Aug 7, 2026. Describes the past only, not a forecast

Planned / mechanical clue

Footnote references a pre-arranged trading plan (Rule 10b5-1)

Only flagged when a footnote says so; never inferred

After it was reported

After	Stock	S&P 500	Difference
7 days	+2.6%	−0.4%	+3.1%

Past results only. Not a forecast.

Source receipt

Record ID: 0001193125-26-398695
Filed / recorded: Sep 23, 2026, 2:32 PM UTC
Added to OQRO: Oct 6, 2026, 4:40 PM UTC
Parser: form4-xml-v2
Data quality: Verified: identifiers matched exactly
Issuer: ATI INC
Issuer CIK: 1018963
Ticker: ATI
Reporting person: Timothy J Harris
Relationship: Officer
Officer title: Senior VP and CDIO
Security: Common Stock, par value $0.10 per share
Table: Non-derivative (Table I)
Transaction date: Sep 21, 2026
Transaction code: S
Shares / units: 9,000
Price per share: $191.82
Acquired / disposed: Disposed (D)
Shares owned after: 88,187
Ownership form: Direct
Amendment: No

Footnotes from the filing

Shares sold pursuant to a 10b5-1 Trading Plan dated May 21, 2026, entered into for personal tax and estate planning purposes.

Around the same time

Officer sold ~$3.19M of ATI Inc.

Scheduled in advance3w ago

Officer sold ~$3.42M of ATI Inc.

Scheduled in advance4w ago

Director sold

~$501KReported value · 2,485 sh @ $201.61

5w ago

A board member of ATI sold $501K of ATI shares. Nobody planned it ahead of time.

More Official record