Stephen M Mason sold $8.3M of CAH
CEO, GMPD Segment at CARDINAL HEALTH INC. 35,000 shares at an average of $236.40, traded Aug 18, 2026, filed Aug 20, 2026.
Score components
- +25RoleCEO
- +25Trade size$8.3M at market
- +20Share of holdings soldSold 66% of holdings
- +15Cluster7 insiders selling within 14 days
What happened after comparable sells
Same side and tier, against the S&P 500, at 1, 3 and 6 months. Shown to Pro users; the whole table is on the backtest page.
Price around the trade, and since
From a quarter before the trade to today. The arrow is the trade, the circle the day the filing reached EDGAR, which is the first day anyone outside could act; the dotted line is the S&P 500 rebased to that day's close.
Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value; the dashed line is the close on the filing day, the dotted line SPY rebased to it.Charts by TradingView Lightweight Charts™
Rows in this filing
Every transaction in Form 4 0001786065-26-000003, as filed. Open on EDGAR
| Date | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|
| Aug 18, 2026 | SOpen-market sale Common Shares | -3,100 | $234.59 | $727k | 49,961 | Aug 20, 2026 |
| Aug 18, 2026 | SOpen-market sale Common Shares | -8,195 | $235.62 | $1.9M | 41,766 | Aug 20, 2026 |
| Aug 18, 2026 | SOpen-market sale Common Shares | -10,876 | $236.50 | $2.6M | 30,890 | Aug 20, 2026 |
| Aug 18, 2026 | SOpen-market sale Common Shares | -12,829 | $237.26 | $3.0M | 18,061 | Aug 20, 2026 |
Related signals
Other insiders at CARDINAL HEALTH INC and this insider’s other filings.
| Score | Company | Insider | Value | Holdings | Filed |
|---|---|---|---|---|---|
| 82Strong | CARDINAL HEALTH INC | Aaron E Alt Chief Financial Officer | $9.9M 42,000 shares | -67% | |
| 75Notable | CARDINAL HEALTH INC | Jason M. Hollar Chief Executive Officer | $29M 124,529 shares | -40% | |
| 65Notable | CARDINAL HEALTH INC | Jessica L Mayer Chief Legal/Compliance Officer | $7.0M 29,436 shares | -47% | |
| 65Notable | CARDINAL HEALTH INC | Deborah Weitzman CEO, PSS Segment | $1.7M 7,354 shares | -9% | |
| 75Notable | CARDINAL HEALTH INC | Michelle D. Greene Chief Information Officer | $2.7M 11,650 shares | -53% | |
| 59Moderate | CARDINAL HEALTH INC | Mary C. Scherer Chief Accounting Officer | $546k 2,302 shares | -45% | |
| 48Moderate | CARDINAL HEALTH INC | Michelle D. Greene Chief Information Officer | $627k 2,746 shares | -18% | |
| 55Moderate | CARDINAL HEALTH INC | Aaron E Alt Chief Financial Officer | $525k 2,328 shares | -8% | |
| 52Moderate | CARDINAL HEALTH INC | Patricia Hemingway Hall director | $919k 4,000 shares | -12% | |
| 70Notable | CARDINAL HEALTH INC | Jason M. Hollar Chief Executive Officer | $5.4M 35,901 shares | -15% |
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.