ONeil Mark F: insider buys
Every open-market stock purchase reported by ONeil Mark F to the SEC on Form 4.
Total bought$1M
Purchases2
Companies1
Last purchase filedJun 26, 2026
Return on these buys+13%
ONeil Mark F has made 2 open-market purchases worth $1M in 1 company since Oct 6, 2025, according to SEC Form 4 filings. The most recent was filed on Jun 26, 2026: 9,600 shares of KMX at $52.36 (Director), worth $502.66K. Taken together, these purchases are up 13% at the latest closing prices (split-adjusted, weighted by amount).
Companies ONeil Mark F bought
| Ticker | Company | Role | Buys | Total | Since buy | Last filed |
|---|---|---|---|---|---|---|
| KMX | Carmax Inc | Director | 2 | $1M | +13% | Jun 26 |
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| Filed | Stock | Insider | Value | Shares | Price | Since buy | Stake | Trade | |
|---|---|---|---|---|---|---|---|---|---|
| Jun 26 | KMXCarmax Inc | ONeil Mark FDirector | $502.66K | 9,600 | $52.36 | +6.1% | — | Jun 24 | SEC |
| Oct 6 | KMXCarmax Inc | ONeil Mark FDirector | $499.81K | 10,816 | $46.21 | +20% | +78% | Oct 2 | SEC |