Form4insider filings, from the source

Insider · CIK 0001342016

Mark F ONeil

Files at: KMX, TRAK. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $503k · 1sales $3.1M · 1net −$2.6M
$10k$10k$100k$100k$1M$1M$10M$10MbuyssalesJun 2015Apr 2017Feb 2019Dec 2020Oct 2022Aug 2024Jun 2026

Reported trades — common stock

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Jun 26, 2026 AForm 4 →Jun 29, 5:08 pm EDTCARMAX INCKMX3,696——33,186—
Jun 24, 2026 PForm 4 →Jun 26, 4:13 pm EDTCARMAX INCKMX9,600$52.36$502,6564,800—
Jun 18, 2015 SForm 4 →Jun 22, 4:15 pm EDTDealertrack Technologies, IncTRAK50,000$62.95$3,147,320311,885−13.8% plan?
May 26, 2015 FMForm 4 →Jun 1, 5:03 pm EDTDealertrack Technologies, IncTRAK167,888$41.80$7,017,718361,885— plan? late
Apr 17, 2015 MForm 4 →Apr 21, 4:17 pm EDTDealertrack Technologies, IncTRAK20,000$37.67$753,400319,773— plan?
Feb 25, 2015 AForm 4 →Feb 27, 5:41 pm ESTDealertrack Technologies, IncTRAK21,599——299,773— plan?
Feb 24, 2015 AForm 4 →Feb 26, 5:27 pm ESTDealertrack Technologies, IncTRAK7,351——278,174— plan?
Jan 31, 2015 MForm 4 →Feb 5, 4:25 pm ESTDealertrack Technologies, IncTRAK26,439——278,174— plan? late

Reported trades — derivatives (options, RSUs, warrants)

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
May 26, 2015 MForm 4 →Jun 1, 5:03 pm EDTDealertrack Technologies, IncTRAK105,000——0— late
Apr 17, 2015 MForm 4 →Apr 21, 4:17 pm EDTDealertrack Technologies, IncTRAK20,000——105,000—
Feb 25, 2015 AForm 4 →Feb 27, 5:41 pm ESTDealertrack Technologies, IncTRAK84,065——23,599—
Jan 31, 2015 MForm 4 →Feb 5, 4:25 pm ESTDealertrack Technologies, IncTRAK23,820——0— late