undamentalytics Newsletter

Carmax Inc insider trading

Every open-market purchase and sale by Carmax Inc's officers, directors and largest shareholders since November 4, 2021, and what the share price did next.

Insider purchase Insider sale Marker size reflects trade value. Weekly closes adjusted for splits; may be delayed.
Carmax Inc insider open-market trades
DateInsiderTrade SharesPriceValue 1M after 3M after 6M after

From insiders' Form 4 filings with the SEC: open-market purchases and sales only (awards, option exercises and shares withheld for tax are excluded), combined to one line per insider per day. "Plan" marks trades the filing says were made under a pre-set Rule 10b5-1 trading plan, which are scheduled in advance. Price changes run from the close on the trade date; hover a figure for the change relative to the S&P 500. Past moves don't predict future ones.

Does following Carmax Inc’s insiders pay?

From January 7, 2010 to June 26, 2026, 40 insiders reported 22 open-market purchases and 273 sales not made under a pre-set plan in Carmax Inc. Twelve months after each purchase was reported, the shares were +3.5% against the S&P 500 on average (median −3.1%), over 17 purchases with a full year of prices; 35% beat the index. After sales, the shares moved −9.4% against the index over 12 months (a negative figure means selling was the right call). That rests on fewer than 20 purchases, too few to read much into. Buying each purchase the day after it was reported, an equal amount each, held 12 months or until that insider reported a sale, would have turned $10,000 on April 6, 2011 into $42,787 by November 2, 2026, +9.8% a year. It held shares 53% of the time; the S&P 500 on those same days, with Treasury bills otherwise, made $57,225 (+11.9% a year), and held throughout $74,240 (+13.8%).

$0$25.0k$50.0k$75.0k 20112013201520172019202120232025 $74.2k$57.2k$42.8k
Copying Carmax Inc's insidersS&P 500, same days investedS&P 500, held throughout $10,000 copying every open-market purchase by Carmax Inc's insiders from April 6, 2011, before costs and taxes, marked weekly. Uninvested money earns the Treasury bill rate; the portfolio held shares 53% of the time.
Carmax Inc: each insider's record
InsiderRolePurchases12 months after their purchasesBeat the S&P 500Sales12 months after their salesLatest report
Margolin Eric M EVP, Legal 0 — — 30 −5.4% (30) July 1, 2021
Daniels Jon G EVP, CAF 0 — — 21 −18.9% (21) July 3, 2025
Reedy Thomas W Jr EVP of Finance 0 — — 20 −3.0% (20) January 14, 2021
Shamim Mohammad EVP and CITO 0 — — 20 −21.2% (20) January 10, 2025
Folliard Thomas J CEO 0 — — 18 −3.4% (18) April 14, 2021
Hill Edwin J EVP & COO 0 — — 18 −9.8% (18) July 13, 2021
Nash William D President & CEO 1 −11.7% (1) 0% 15 −15.9% (15) December 26, 2024
Cafritz Diane L EVP, General Counsel & CCO 0 — — 13 −15.2% (13) April 25, 2024
Wood William C JR. EVP & COO 0 — — 12 −3.3% (12) June 28, 2018
Wyatt Natalie L VP, Controller & PAO 0 — — 10 −2.6% (10) July 22, 2016
Stemberg Thomas Director 1 +60.6% (1) 100% 8 −4.4% (8) July 24, 2015
Blaylock Ronald E Director 1 −15.4% (1) 0% 7 −8.2% (7) July 20, 2021
Garten Jeffrey E Director 0 — — 8 +8.2% (8) September 28, 2016
Steenrod Mitchell D Director 5 −6.2% (5) 20% 2 −16.9% (2) October 3, 2025
Goodman Shira Director 2 +31.4% (2) 100% 4 −9.3% (4) April 21, 2020
Mayor-Mora Enrique N EVP & CFO 0 — — 6 −26.6% (6) January 17, 2025
Newberry Darren C SVP 0 — — 6 −15.3% (6) July 13, 2023
Smith Richard Murray SVP & CIO 0 — — 6 +17.1% (6) July 18, 2014
Wilson Charles Joseph EVP and COO 0 — — 6 −14.8% (6) July 24, 2024
Grafton W Robert Director 0 — — 5 −3.9% (5) January 19, 2017
Grubb Edgar H Director 0 — — 5 −3.9% (5) October 6, 2017
Livesay Jill A VP, Controller & PAO 0 — — 5 −30.4% (5) January 17, 2025
Lyski James EVP, Chief Growth & Strat Off 0 — — 5 −20.1% (5) January 3, 2025
Kunkel Joseph S SVP, Marketing and Strategy 0 — — 4 −0.7% (4) November 6, 2012
Bensen Peter J Director 2 +11.3% (1) 100% 1 −5.3% (1) June 24, 2026
Browning Keith D EVP/Finance 0 — — 3 −6.1% (3) November 12, 2010
Chattin Angela S SVP, CAF 0 — — 3 +9.3% (3) December 29, 2014
Dolan Michael K CAO/Executive Vice President 0 — — 3 +7.3% (3) April 12, 2012
Gangwal Rakesh Director 3 −3.4% (3) 0% 0 — February 14, 2013
Oneil Mark F Director 3 +1.3% (2) 50% 0 — June 26, 2026
Stewart Beth Director 0 — — 3 −7.5% (3) May 10, 2013
Tiefel William R Director 0 — — 2 −20.0% (2) November 7, 2017
Barr Keith President and CEO 1 — — 0 — June 24, 2026
Chawla Sona Director 1 — — 0 — June 26, 2026
Colberg Alan B. Director 1 −10.8% (1) 0% 0 — April 13, 2016
Orcutt Kim D VP / Principal Acctg Officer 0 — — 1 −16.5% (1) May 4, 2011
Shinder Marcella Director 1 — — 0 — June 26, 2026
Stephenson Vivian Director 0 — — 1 +14.2% (1) November 2, 2012
Stuckey John M III SVP, Gen Counsel & Secretary 0 — — 1 −40.1% (1) July 16, 2024
Tuite Tyler SVP & Chief Product Officer 0 — — 1 −63.2% (1) January 30, 2025

Moves are the shares’ return including dividends minus the S&P 500’s, from the close on the first trading day after each report; the number of trades with a finished 12-month window is in brackets. Green means the trade went the insider’s way (a purchase ahead of the index, a sale followed by the shares trailing it). A trade reported both by a director or officer and by a fund or company they are linked to counts once here, under the person. Purchases count only where the share price actually traded was at least $5. These figures describe what the shares did, not why anyone traded. Insiders across all companies.

When several insiders traded Carmax Inc

Months when 2 or more insiders became net buyers, or 3 or more net sellers, of Carmax Inc in reports dated in the 91 days before the month end, and how the stock did against the S&P 500 from that month end. After the 3 buying crowds with six months of prices, it averaged +1.2% against the index. After 20 selling crowds, −3.4%. One company's history is too short to judge by; the test across every company is the better guide.

MonthCrowd3 months on, vs S&P 5006 months12 months
June 30, 20265 buying+9.4%not yetnot yet
October 31, 20252 buying+6.4%−17.8%not yet
December 31, 20243 selling+1.7%−22.4%−69.4%
July 31, 20247 selling−18.7%−8.5%−51.3%
January 31, 20244 selling−9.5%+1.5%−7.0%
July 31, 20237 selling−16.8%−20.0%−19.8%
July 30, 20218 selling−3.2%−19.3%−18.9%
January 29, 20217 selling0.0%−5.5%−27.6%
June 30, 20205 selling−4.3%−18.5%+3.3%
February 28, 20203 selling−2.5%+3.2%+5.1%
April 30, 20195 selling+10.0%+17.9%−0.3%
April 30, 20184 selling+13.8%+10.8%+12.9%

Colours show whether the crowd was right: green when buyers were followed by a rise above the index, or sellers by a fall below it. Latest 12 of 24. Total returns from the month end; past patterns are not a forecast.

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