Filing Flows

Filing Flows › CarMax (KMX) › Who owns the stock

Who owns CarMax (KMX) stock

535 funds reported CarMax (KMX) shares in their latest 13F filings, worth $8.5B in all. The largest holder is BlackRock ($904M). Last quarter 198 funds added to their stakes and 302 cut them. Members of Congress and other officials disclosed 1 trade (1 buys, 0 sales).

Largest holders of KMX (13F)Largest holders of KMX (13F)BlackRock$904MVanguard Group$583MVanguard Portfolio Management LLC$385MAQR Capital Management LLC$349MVanguard Capital Management LLC$340MSRS Investment Management, LLC$313MTwo Sigma Investments, LP$308MState Street$273MDimensional Fund Advisors LP$263MJupiter Topco LLC$246M

Largest holders (13F)

FundSharesValueChangeQuarter
BlackRock17,092,089$904Mdecrease2026-06-30
Vanguard Group15,076,900$583Mdecrease2025-12-31
Vanguard Portfolio Management LLC7,286,475$385Mincrease2026-06-30
AQR Capital Management LLC6,622,794$349Mdecrease2026-06-30
Vanguard Capital Management LLC6,420,191$340Mincrease2026-06-30
SRS Investment Management, LLC5,922,862$313Mincrease2026-06-30
Two Sigma Investments, LP5,831,970$308Mincrease2026-06-30
State Street5,156,276$273Mincrease2026-06-30
Dimensional Fund Advisors LP4,974,772$263Mincrease2026-06-30
Jupiter Topco LLC4,645,036$246Mbase2026-06-30
Primecap Management4,359,016$231Mincrease2026-06-30
Janus Henderson Group4,580,807$190Mincrease2026-03-31
D. E. Shaw3,280,103$173Mincrease2026-06-30
American Century Companies3,250,267$172Mincrease2026-06-30
Baird Financial Group3,207,134$170Mincrease2026-06-30

Trades by Congress and other officials

DateWhoTradeAmount
2026-08-19Gilbert Cisnerospurchase$1K–$15K

CarMax's latest quarter

CarMax, Q2 FY27: revenue $7.9B (+20% year over year), operating margin 2.8%, net earnings $165M, operating cash flow $883M. The chart follows the revenue to costs, profit and cash.

Questions

Who owns the most KMX stock?

By the latest 13F filings: BlackRock ($904M); Vanguard Group ($583M); Vanguard Portfolio Management LLC ($385M); AQR Capital Management LLC ($349M); Vanguard Capital Management LLC ($340M).

Has Congress traded KMX stock?

Officials disclosed 1 trade on file: 1 buys and 0 sales. The latest: Gilbert Cisneros, purchase on 2026-08-19.

What is the short interest in KMX?

9,951,746 shares were sold short at the 2026-10-15 settlement, -7.53% of the float.

Open the interactive view →

Updated Nov 8, 2026. Read automatically from SEC filings and public data; errors are possible. Not investment advice.