GPI Group 1 Automotive, Inc.

NYSE
$266.50

Group 1 Automotive, Inc. (GPI) 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 Bullish Insiders bought more than they sold over this window — uncommon at any size.
Cluster activity 1 buyer in the last 30 days 1 buyer in the last 90 days 2 sellers in the last 90 days
Insiders buying
1
112 transactions
Insiders selling
2
2 transactions
Purchases
$186.4M
724,280 shares
Sales
$659.8K
2,550 shares
Net activity
$185.7M
purchases less sales

How much of that selling was preplanned? 0% planned / 100% discretionary

10b5-1 plan sales $0 0 transactions · 0 shares
Discretionary sales $659.8K 2 transactions · 2,550 shares

Largest single sale: $516.5K.

Where they traded

Buy Sell Dot area is proportional to transaction value.

Last open-market purchase: October 26, 2026 , by Conifer Management, L.L.C. .

Recent open-market activity

Date Insider Role Action Shares Price Value Held after
MIZELL STEVEN Director Sell 550 $260.52 $143.3K 33 −94.3% of holding
Hobson Gillian A. SVP, Chief Legal Officer & Sec Sell 2,000 $258.24 $516.5K 7,543 −21% of holding
Conifer Management, L.L.C. 6 fills 10% Owner Buy 20,471 $246.14 $5.0M 2,012,290
Conifer Management, L.L.C. 10 fills 10% Owner Buy 34,529 $242.41 $8.4M 1,991,819
Conifer Management, L.L.C. 14 fills 10% Owner Buy 45,000 $240.52 $10.8M 1,957,290
Conifer Management, L.L.C. 8 fills 10% Owner Buy 71,592 $242.03 $17.3M 1,912,290
Conifer Management, L.L.C. 10 fills 10% Owner Buy 68,648 $239.48 $16.4M 1,840,698
Conifer Management, L.L.C. 11 fills 10% Owner Buy 133,472 $243.58 $32.5M 1,772,050
Conifer Management, L.L.C. 7 fills 10% Owner Buy 50,532 $252.06 $12.7M 1,638,578
Conifer Management, L.L.C. 6 fills 10% Owner Buy 75,756 $248.00 $18.8M 1,588,046
Conifer Management, L.L.C. 6 fills 10% Owner Buy 36,647 $280.86 $10.3M 1,446,640
Conifer Management, L.L.C. 7 fills 10% Owner Buy 47,353 $282.48 $13.4M 1,409,993
Conifer Management, L.L.C. 19 fills 10% Owner Buy 57,159 $300.15 $17.2M 1,362,640
Conifer Management, L.L.C. 8 fills 10% Owner Buy 83,121 $282.63 $23.5M 1,305,481

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.