Cardinal Health CEO Stephen Mason Sells 35,000 Shares

What Happened

• Stephen M. Mason, listed as CEO (GMPD segment) of Cardinal Health, sold a total of 35,000 shares in open-market transactions on August 18, 2026. The sales were executed in four blocks:
  • 3,100 shares at a weighted-average price of $234.59 — proceeds $727,229
  • 8,195 shares at a weighted-average price of $235.62 — proceeds $1,930,906
  • 10,876 shares at a weighted-average price of $236.50 — proceeds $2,572,174
  • 12,829 shares at a weighted-average price of $237.26 — proceeds $3,043,809
• Total proceeds across all trades: $8,274,118. These were sales (S), not purchases or option exercises.

Key Details

• Transaction date: August 18, 2026. Form 4 filing date: August 20, 2026 (appears timely — within the typical two-business-day reporting window).
• Reported weighted-average prices and footnote price ranges:
  • F1 (3,100 shares): prices ranged $234.07–$235.05
  • F2 (8,195 shares): prices ranged $235.08–$236.07
  • F3 (10,876 shares): prices ranged $236.08–$236.93
  • F4 (12,829 shares): prices ranged $237.08–$237.67
  • The Form 4 notes the reported column 4 prices are weighted averages and the filer will provide per-trade price details on request.
• Shares owned after the transactions: not specified in the provided excerpt of the Form 4.
• Transaction code: S = Sale (open-market). No 10b5-1 plan, tax withholding, gift, or option-exercise notation shown in the excerpt.

Context

• Insider sales are often routine (diversification, liquidity, or other personal reasons) and do not by themselves indicate company performance; purchases tend to be more directly interpreted as a bullish signal. This set of sales is a single-day, sizable divestiture (~$8.27M) by a senior executive.