CONIFER MANAGEMENT, L.L.C. purchased 16.7% of their position (273.71K shares) of GROUP 1 AUTOMOTIVE INC on the open market

Open‑market purchase worth $66.28M — a significant purchase. The strongest form of insider conviction signal.

P · 29 purchases

CONIFER MANAGEMENT, L.L.C.

Filed: 10/1/2026ACC: 0000905148-26-004310

InsiderCONIFER MANAGEMENT, L.L.C.CIK 1773994

→

IssuerGROUP 1 AUTOMOTIVE INCCIK 1031203

10% Owner

Since Sep 2026

+273.71K

Net shares

Net buyer

$66.28M

Total acquired

Open market trades

29B · 0S

Total transactions

273.71K acquired

Non-Derivative Transactions29

Common Stock

Indirect

P · Purchase

+12.56K

Price / share

$239.50

Trade value

$3.01M

% of position

0.8%

9/28/2026

1.64M→1.65M

Common Stock

Indirect

P · Purchase

+1.67K

Price / share

$240.83

Trade value

$402.67K

% of position

0.1%

9/28/2026

1.65M→1.65M

Common Stock

Indirect

P · Purchase

+34.45K

Price / share

$242.27

Trade value

$8.35M

% of position

2.1%

9/28/2026

1.65M→1.69M

Common Stock

Indirect

P · Purchase

+34.59K

Price / share

$243.23

Trade value

$8.41M

% of position

2.1%

9/28/2026

1.69M→1.72M

Common Stock

Indirect

P · Purchase

+15.44K

Price / share

$244.13

Trade value

$3.77M

% of position

0.9%

9/28/2026

1.72M→1.74M

Common Stock

Indirect

P · Purchase

+19.26K

Price / share

$245.54

Trade value

$4.73M

% of position

1.1%

9/28/2026

1.74M→1.76M

Common Stock

Indirect

P · Purchase

+2.57K

Price / share

$246.19

Trade value

$632.95K

% of position

0.1%

9/28/2026

1.76M→1.76M

Common Stock

Indirect

P · Purchase

+7.74K

Price / share

$247.40

Trade value

$1.92M

% of position

0.4%

9/28/2026

1.76M→1.77M

Common Stock

Indirect

P · Purchase

+942.00

Price / share

$248.33

Trade value

$233.93K

% of position

0.1%

9/28/2026

1.77M→1.77M

Common Stock

Indirect

P · Purchase

+4.02K

Price / share

$249.53

Trade value

$1M

% of position

0.2%

9/28/2026

1.77M→1.77M

Common Stock

Indirect

P · Purchase

+230.00

Price / share

$250.35

Trade value

$57.58K

% of position

0.0%

9/28/2026

1.77M→1.77M

Common Stock

Indirect

P · Purchase

+2.82K

Price / share

$235.63

Trade value

$664.72K

% of position

0.2%

9/29/2026

1.77M→1.77M

Common Stock

Indirect

P · Purchase

+12.94K

Price / share

$236.48

Trade value

$3.06M

% of position

0.7%

9/29/2026

1.77M→1.79M

Common Stock

Indirect

P · Purchase

+3.29K

Price / share

$237.84

Trade value

$782.96K

% of position

0.2%

9/29/2026

1.79M→1.79M

Common Stock

Indirect

P · Purchase

+523.00

Price / share

$238.80

Trade value

$124.89K

% of position

0.0%

9/29/2026

1.79M→1.79M

Common Stock

Indirect

P · Purchase

+14.57K

Price / share

$239.52

Trade value

$3.49M

% of position

0.8%

9/29/2026

1.79M→1.81M

Common Stock

Indirect

P · Purchase

+28.79K

Price / share

$240.87

Trade value

$6.93M

% of position

1.6%

9/29/2026

1.81M→1.83M

Common Stock

Indirect

P · Purchase

+4.25K

Price / share

$241.69

Trade value

$1.03M

% of position

0.2%

9/29/2026

1.83M→1.84M

Common Stock

Indirect

P · Purchase

+980.00

Price / share

$242.92

Trade value

$238.07K

% of position

0.1%

9/29/2026

1.84M→1.84M

Common Stock

Indirect

P · Purchase

+320.00

Price / share

$243.86

Trade value

$78.03K

% of position

0.0%

9/29/2026

1.84M→1.84M

Common Stock

Indirect

P · Purchase

+160.00

Price / share

$244.83

Trade value

$39.17K

% of position

0.0%

9/29/2026

1.84M→1.84M

Common Stock

Indirect

P · Purchase

+2.13K

Price / share

$238.37

Trade value

$508.44K

% of position

0.1%

9/30/2026

1.84M→1.84M

Common Stock

Indirect

P · Purchase

+14.72K

Price / share

$239.37

Trade value

$3.52M

% of position

0.8%

9/30/2026

1.84M→1.86M

Common Stock

Indirect

P · Purchase

+12.34K

Price / share

$240.31

Trade value

$2.97M

% of position

0.7%

9/30/2026

1.86M→1.87M

Common Stock

Indirect

P · Purchase

+3.15K

Price / share

$241.04

Trade value

$759.52K

% of position

0.2%

9/30/2026

1.87M→1.87M

Common Stock

Indirect

P · Purchase

+5.35K

Price / share

$242.65

Trade value

$1.30M

% of position

0.3%

9/30/2026

1.87M→1.88M

Common Stock

Indirect

P · Purchase

+16.51K

Price / share

$243.42

Trade value

$4.02M

% of position

0.9%

9/30/2026

1.88M→1.89M

Common Stock

Indirect

P · Purchase

+16.34K

Price / share

$244.61

Trade value

$4M

% of position

0.9%

9/30/2026

1.89M→1.91M

Common Stock

Indirect

P · Purchase

+1.04K

Price / share

$245.10

Trade value

$254.90K

% of position

0.1%

9/30/2026

1.91M→1.91M

Total

Net shares

+273.71K

Net value

$66.28M

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Stock Indirect	9/28/2026	P · Purchase	+12.56K	$239.50	$3.01M	0.8%	1.64M	1.65M
Common Stock Indirect	9/28/2026	P · Purchase	+1.67K	$240.83	$402.67K	0.1%	1.65M	1.65M
Common Stock Indirect	9/28/2026	P · Purchase	+34.45K	$242.27	$8.35M	2.1%	1.65M	1.69M
Common Stock Indirect	9/28/2026	P · Purchase	+34.59K	$243.23	$8.41M	2.1%	1.69M	1.72M
Common Stock Indirect	9/28/2026	P · Purchase	+15.44K	$244.13	$3.77M	0.9%	1.72M	1.74M
Common Stock Indirect	9/28/2026	P · Purchase	+19.26K	$245.54	$4.73M	1.1%	1.74M	1.76M
Common Stock Indirect	9/28/2026	P · Purchase	+2.57K	$246.19	$632.95K	0.1%	1.76M	1.76M
Common Stock Indirect	9/28/2026	P · Purchase	+7.74K	$247.40	$1.92M	0.4%	1.76M	1.77M
Common Stock Indirect	9/28/2026	P · Purchase	+942.00	$248.33	$233.93K	0.1%	1.77M	1.77M
Common Stock Indirect	9/28/2026	P · Purchase	+4.02K	$249.53	$1M	0.2%	1.77M	1.77M
Common Stock Indirect	9/28/2026	P · Purchase	+230.00	$250.35	$57.58K	0.0%	1.77M	1.77M
Common Stock Indirect	9/29/2026	P · Purchase	+2.82K	$235.63	$664.72K	0.2%	1.77M	1.77M
Common Stock Indirect	9/29/2026	P · Purchase	+12.94K	$236.48	$3.06M	0.7%	1.77M	1.79M
Common Stock Indirect	9/29/2026	P · Purchase	+3.29K	$237.84	$782.96K	0.2%	1.79M	1.79M
Common Stock Indirect	9/29/2026	P · Purchase	+523.00	$238.80	$124.89K	0.0%	1.79M	1.79M
Common Stock Indirect	9/29/2026	P · Purchase	+14.57K	$239.52	$3.49M	0.8%	1.79M	1.81M
Common Stock Indirect	9/29/2026	P · Purchase	+28.79K	$240.87	$6.93M	1.6%	1.81M	1.83M
Common Stock Indirect	9/29/2026	P · Purchase	+4.25K	$241.69	$1.03M	0.2%	1.83M	1.84M
Common Stock Indirect	9/29/2026	P · Purchase	+980.00	$242.92	$238.07K	0.1%	1.84M	1.84M
Common Stock Indirect	9/29/2026	P · Purchase	+320.00	$243.86	$78.03K	0.0%	1.84M	1.84M
Common Stock Indirect	9/29/2026	P · Purchase	+160.00	$244.83	$39.17K	0.0%	1.84M	1.84M
Common Stock Indirect	9/30/2026	P · Purchase	+2.13K	$238.37	$508.44K	0.1%	1.84M	1.84M
Common Stock Indirect	9/30/2026	P · Purchase	+14.72K	$239.37	$3.52M	0.8%	1.84M	1.86M
Common Stock Indirect	9/30/2026	P · Purchase	+12.34K	$240.31	$2.97M	0.7%	1.86M	1.87M
Common Stock Indirect	9/30/2026	P · Purchase	+3.15K	$241.04	$759.52K	0.2%	1.87M	1.87M
Common Stock Indirect	9/30/2026	P · Purchase	+5.35K	$242.65	$1.30M	0.3%	1.87M	1.88M
Common Stock Indirect	9/30/2026	P · Purchase	+16.51K	$243.42	$4.02M	0.9%	1.88M	1.89M
Common Stock Indirect	9/30/2026	P · Purchase	+16.34K	$244.61	$4M	0.9%	1.89M	1.91M
Common Stock Indirect	9/30/2026	P · Purchase	+1.04K	$245.10	$254.90K	0.1%	1.91M	1.91M
Total			+273.71K		$66.28M

Derivative Transactions0

No derivative transactions reported