PEAK6
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PEAK6’s CarMax KMX Stock Holding History

PEAK6’s Portfolio KMX Stock Details KMX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$15K Sell
361
-26,627
-99% -$1.17M ﹤0.01% 2525
2025
Q4 		$1.04M Sell
26,988
-57,277
-68% -$2.29M ﹤0.01% 1753
2025
Q3 		$3.78M Buy
84,265
+77,817
+1,207% +$4.65M 0.01% 1174
2025
Q2 		$433K Buy
6,448
+2,151
+50% +$145K ﹤0.01% 2180
2025
Q1 		$335K Sell
4,297
-29,049
-87% -$2.33M ﹤0.01% 2239
2024
Q4 		$2.73M Buy
+33,346
New +$2.62M 0.01% 1242

Other funds holding KMX

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $218B AUM 29.41% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
SV
Starboard Value New York $4.57B AUM 4.97% 1-Year Est. Return
SIM
SRS Investment Management New York $9.47B AUM 60.12% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $124B AUM 33.93% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Janus Henderson Group
Janus Henderson Group London, United Kingdom $209B AUM 37.72% 1-Year Est. Return
Primecap Management
Primecap Management Pasadena, California $127B AUM 44.11% 1-Year Est. Return

PEAK6's KMX Position: Q1 2026 in Review

PEAK6 reduced its CarMax (KMX) stake by 99% in Q1 2026, selling an estimated $1.17M and leaving 361 shares worth $15K. The position accounts for ﹤0.01% of the portfolio, ranked #2525.

PEAK6 first reported a position in KMX in Q4 2024 and has held it in 6 quarters since. The position peaked at $3.78M in Q3 2025. 547 funds tracked by Wall St. Rank hold KMX as of Q1 2026.

  • PEAK6 held 361 shares of CarMax worth $15K as of Q1 2026.
  • PEAK6 sold 26,627 CarMax shares in Q1 2026, an estimated $1.17M.
  • CarMax made up ﹤0.01% of PEAK6's portfolio in Q1 2026, its #2525 holding.
  • PEAK6 first reported a position in CarMax in Q4 2024 and has held it in 6 quarters since.
  • PEAK6's CarMax position peaked at $3.78M in Q3 2025.
  • 547 funds tracked by Wall St. Rank held CarMax as of Q1 2026.

Based on PEAK6's 13F filing for Q1 2026, filed 14 May 2026.