Group 1 Automotive: 3Q25 Financial Results and Company Overview - dated 10/28/2025

Strong Earnings & Significant

Cash Flow Generation

Portfolio Optimization

Parts & Service Growth

Building Local Scale

Full

Rooftop Potential

+ Continued strong EPS:

29% CAGR

over 2019 - 2024

+ Adjusted free cash flows of

$504 million in FY 2024 and

$352 million in 3Q25 YTD(1)

+ Balanced M&A, share repurchases and dividends

+ $9.1 billion in acquired revenues since the beginning of 2021

+ Strategic disposition of smaller, less profitable stores

+ Flexibility to engage in M&A due to low rent-adjusted leverage of 2.9x, as of September 30, 2025

+ 6.1 million shares repurchased since the beginning of 2021 representing 34% of our share count

+ Outperformance of the peer group's average same store growth rate over several of the past years

+ Numerous innovations have driven this consistent outperformance:

4-Day work week is differentiator when recruiting; U.S. same store service tech headcount increased 4% versus

September 2024

AI appointment setting has driven a ~40% penetration in online appointment making

+

+ Provides a competitive advantage through more focused market representation and improved customer experience

+ Leverages marketing efforts to drive business within market / dealership clusters

+ Offers a unique value proposition by giving customers various GP1 options within a cluster

+ Centralized used vehicle inventory, reconditioning and positioning, reducing costs and increasing throughput

+ Optimizing operations at each rooftop

+ Standardization of key common processes and shared business resources structurally lowers operating costs

+ Scale amplifies the impact of operational excellence, allowing us to unlock additional value

Acquisitions:

Acquisitions:

Acquisitions:

Acquisitions:

Acquisitions:

Acquisitions:

$0.4B

$2.5B

$0.9B

$1.1B

$3.9B

$0.6B

(15 franchises)

(58 franchises)

(11 franchises)

(9 franchises)

(84 franchises)

(11 franchises)

Dispositions:

Dispositions:

Dispositions:

Dispositions:

Dispositions:

Dispositions:

$300M

$155M

$265M(1)

$420M

$450M

$470M

Capex:

Capex:

Capex:

Capex:

Capex:

Capex:

$172M

$100M

$113M

$139M

$179M

$148M

$1.69

$1.33

$1.50

$1.80

$1.88

$1.50

Share Reduction:

Share Reduction:

Share Reduction:

Share Reduction:

Share Reduction:

Share Reduction:

≈ 5%

≈ 6%

≈ 18%

≈ 5%

≈ 4%

≈ 5%

Shares Repurchased:

Shares Repurchased:

Shares Repurchased:

Shares Repurchased:

Shares Repurchased:

Shares Repurchased:

0.9M shares at avg.

1.1M shares at avg.

3.0M shares at avg.

0.7M shares at avg.

0.5M shares at avg.

0.7M shares at avg.

price of $92.98 for

price of $190.82 for

price of $172.54

price of $236.78 for

price of $311.67 for

price of $426.81 for

total of $82M

total of $211M

for total of $521M

total of $173M

total of $162M

total of $311M