Mark F Oneil
CIK 1342016 · View on SEC EDGAR ↗
Insider
First SEC filing: Oct. 17, 2019 · Latest: April 14, 2026
On this page
Insider at
Insider transactions
3 buys (P)
0 sells (S)
Net:
$1,002,463
+ 8 non-open-market transactions below
Avg return of open purchases vs now:
17.7%
last 12 months, based on the transactions shown below
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
8 other filings hidden
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| June 24, 2026 | KMX | P | 4,800 | $52.36 | $251,328 | 4,800 Indirect | — | Acquired | 12.7% (price as of 2026-08-19) |
| June 24, 2026 | KMX | P | 4,800 | $52.36 | $251,328 | 29,490 Direct | +19.44% | Acquired | 12.7% (price as of 2026-08-19) |
| Oct. 2, 2025 | KMX | P | 10,816 | $46.21 | $499,807 | 24,690 Direct | +77.96% | Acquired | 27.7% (price as of 2026-08-19) |
| Sept. 30, 2020 | KMX | P | 2,700 | $93.40 | $252,180 | 5,709 Direct | +89.73% | Acquired | -36.8% (price as of 2026-08-19) |
P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding
Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.
Initial ownership (Form 3) 2 holdings
Securities held when first becoming an insider, per SEC Form 3.