ATI ATI Inc.

NYSE
$198.77

ATI Inc. (ATI) Insider Activity

What the officers, directors and large holders did with their own shares. Only open-market purchases and sales count toward the totals — grants, option exercises and shares withheld for tax are compensation mechanics, not decisions, and they're listed separately below.

Insider signal Moderately bearish Selling ran elevated versus ATI's own trailing one-year pace, with 99% of sale value under a prearranged plan.
Cluster activity 0 buyers in the last 30 days 0 buyers in the last 90 days 3 sellers in the last 90 days
Insiders buying
0
0 transactions
Insiders selling
3
36 transactions
Purchases
$0
0 shares
Sales
$51.1M
269,029 shares
Net activity
-$51.1M
purchases less sales

How much of that selling was preplanned? 99% planned / 1% discretionary

10b5-1 plan sales $50.5M 32 transactions · 265,556 shares
Discretionary sales $685.1K 4 transactions · 3,473 shares

Largest single sale: $6.1M.

Where they traded

Buy Sell Dot area is proportional to transaction value.

No open-market insider purchase on record.

Recent open-market activity

Date Insider Role Action Shares Price Value Held after
Harris Timothy J Senior VP and CDIO Sell 10b5-1 16,500 $207.54 $3.4M 113,687 −12.7% of holding
Morehouse David J Director Sell 2,485 $201.61 $501.0K 35,826 −6.5% of holding
Harris Timothy J Senior VP and CDIO Sell 10b5-1 16,500 $210.01 $3.5M 130,187 −11.2% of holding
Harris Timothy J Senior VP and CDIO Sell 10b5-1 16,500 $206.92 $3.4M 146,687 −10.1% of holding
Fields Kimberly A 5 fills Chair, President and CEO Sell 10b5-1 24,845 $231.19 $5.7M 124,564 −16.6% of holding
Fields Kimberly A Chair, President and CEO Sell 10b5-1 31,757 $190.99 $6.1M 125,564 −20.2% of holding
Fields Kimberly A 7 fills Chair, President and CEO Sell 10b5-1 39,012 $182.82 $7.1M 195,321 −16.6% of holding
Fields Kimberly A 3 fills Chair, President and CEO Sell 988 $186.33 $184.1K 157,921 −0.6% of holding
Fields Kimberly A Chair, President and CEO Sell 10b5-1 3,783 $197.21 $746.0K 197,321 −1.9% of holding
Fields Kimberly A Chair, President and CEO Sell 10b5-1 3,641 $197.48 $719.0K 201,104 −1.8% of holding
Fields Kimberly A Chair, President and CEO Sell 10b5-1 13,269 $202.48 $2.7M 204,745 −6.1% of holding
Fields Kimberly A 6 fills Chair, President and CEO Sell 10b5-1 59,749 $179.07 $10.7M 251,940 −19.2% of holding
Fields Kimberly A 7 fills President, CEO and Director Sell 10b5-1 40,000 $159.21 $6.4M 316,463 −11.2% of holding

Form 4s are due within two business days of a transaction, so this is close to real time — unlike the quarterly 13F data on the Institutional tab. A single large sale often reflects a prearranged 10b5-1 plan rather than a fresh view, so read a pattern of sales rather than any one of them.