CARMAX INC (KMX) Institutional Ownership and Insiders Activity

CARMAX INC (KMX) is widely held by institutional investors, with 5 tracked firms reporting positions valued at approximately $171.66M based on SEC Form 13F filings for the quarter ended June 30, 2026.

Vulcan Value Partners is the largest disclosed holder, reporting approximately $91.68M in KMX holdings in its latest filing.

Institutional ownership among tracked investors remains highly concentrated, with Vulcan Value Partners representing the majority of disclosed value.

Recent insider activity includes 17 tracked Form 4 transactions over the last three months, reflecting ongoing executive and director trading activity.