ALTMAN STEVEN R (CIK 1191307) reported 6 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-06-01). Recent activity: Buy DXCM (5,565 shares), Sell DXCM (5,037 shares), Buy DXCM (5,037 shares), Sell DXCM (2,613 shares), Buy DXCM (2,613 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-06-01 | DEXCOM INC (DXCM) | Director | Buy | 5,565 | $0 |
| 2026-05-11 | DEXCOM INC (DXCM) | Director | Sell | 5,037 | $0 |
| 2026-05-11 | DEXCOM INC (DXCM) | Director | Buy | 5,037 | $0 |
| 2025-05-12 | DEXCOM INC (DXCM) | Director | Sell | 2,613 | $0 |
| 2025-05-12 | DEXCOM INC (DXCM) | Director | Buy | 2,613 | $0 |
| 2025-05-12 | DEXCOM INC (DXCM) | Director | Buy | 5,037 | $0 |
Source: SEC Form 4 filings · as of 2026-06-01