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GPI SCHEDULE 13D/A: Activist campaign

Acacia Conservation Fund, LP, a reporting person on a Schedule 13D

Filed with the SEC on · accession 0000905148-26-004248

GPI filed a SCHEDULE 13D/A (schedule 13d/a) with the SEC on Sep 22, 2026. A report the company filed with the SEC (the US market regulator). The stock moved +1.1% by the first close after the filing.

Summary of the filing

Acacia Conservation Fund, LP, a reporting person on a Schedule 13D, disclosed open-market purchases of Group 1 Automotive common stock totaling 149,650 shares between September 9 and September 18, 2026, at prices ranging from approximately $246.63 to $286.58 per share.

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Key details

Total shares purchased since Amendment No. 1shares 150K
Approximate total purchase value$40.3M
Reporting person / purchaserAcacia Conservation Fund, LP
IssuerGroup 1 Automotive Inc

How GPI stock reacted

Close before

$250.87

Sep 21, 2026

First close after

+1.15%

$253.75

5 trading days

-3.44%

$242.23

Since filing

+4.18%

$261.35

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Frequently asked questions

What did GPI file with the SEC on Sep 22, 2026?

GPI filed a SCHEDULE 13D/A (Activist campaign). Acacia Conservation Fund, LP, a reporting person on a Schedule 13D, disclosed open-market purchases of Group 1 Automotive common stock totaling 149,650 shares between September 9 and September 18, 2026, at prices ranging from approximately $246.63 to $286.58 per share.

What does a activist campaign mean for GPI stock?

A settlement removes uncertainty; the stock often reacts to whether the amount is bigger or smaller than investors expected.

How do I read a SCHEDULE 13D/A?

A report the company filed with the SEC (the US market regulator). Start with the summary, then the key amounts and names. Compare it with the company’s earlier filings.

Why are SEC filings important?

Public companies must tell the SEC about anything that can change their value — results, leadership changes, big deals, new shares, bankruptcy. Filings are the official source, often before the news. A SCHEDULE 13D/A (schedule 13d/a): A report the company filed with the SEC (the US market regulator).

How did GPI stock react to this filing?

GPI closed at $250.87 before the filing and $253.75 on Sep 22, 2026 (+1.15%). Five trading days later: $242.23 (-3.44%).

Other GPI SEC filings

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