Hanna John Walter JR (CIK 1781127) reported 21 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-07-06). Recent activity: Sell CDNA (8,511 shares), Buy CDNA (706 shares), Buy CDNA (13,618 shares), Buy CDNA (15,676 shares), Buy CDNA (100 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-07-06 | CareDx, Inc. (CDNA) | President and CEO | Sell | 8,511 | $248,947 |
| 2026-06-30 | CareDx, Inc. (CDNA) | President and CEO | Buy | 706 | $5,789 |
| 2026-06-30 | CareDx, Inc. (CDNA) | President and CEO | Buy | 13,618 | $111,668 |
| 2026-06-30 | CareDx, Inc. (CDNA) | President and CEO | Buy | 15,676 | $128,543 |
| 2026-06-30 | CareDx, Inc. (CDNA) | President and CEO | Buy | 100 | $820 |
| 2026-06-30 | CareDx, Inc. (CDNA) | President and CEO | Sell | 100 | $2,900 |
| 2026-06-30 | CareDx, Inc. (CDNA) | President and CEO | Buy | 39,900 | $327,180 |
| 2026-06-30 | CareDx, Inc. (CDNA) | President and CEO | Sell | 39,900 | $1.2M |
| 2026-06-17 | CareDx, Inc. (CDNA) | President and CEO | Sell | 17,683 | $424,877 |
| 2026-06-08 | CareDx, Inc. (CDNA) | President and CEO | Sell | 4,835 | $116,045 |
| 2026-04-20 | CareDx, Inc. (CDNA) | President and CEO | Sell | 10,282 | $217,156 |
| 2026-04-16 | CareDx, Inc. (CDNA) | President and CEO | Sell | 62,049 | $1.1M |
| 2026-04-03 | CareDx, Inc. (CDNA) | President and CEO | Sell | 35,037 | $626,111 |
| 2026-02-04 | CareDx, Inc. (CDNA) | President and CEO | Buy | 162,500 | $0 |
| 2026-02-04 | CareDx, Inc. (CDNA) | President and CEO | Buy | 37,632 | $0 |
| 2026-02-04 | CareDx, Inc. (CDNA) | President and CEO | Sell | 13,694 | $279,631 |
| 2026-01-23 | CareDx, Inc. (CDNA) | President and CEO | Sell | 200 | $4,200 |
| 2026-01-23 | CareDx, Inc. (CDNA) | President and CEO | Sell | 19,280 | $407,965 |
| 2026-01-20 | CareDx, Inc. (CDNA) | President and CEO | Sell | 10,156 | $213,784 |
| 2025-04-17 | CareDx, Inc. (CDNA) | President & CEO | Sell | 61,469 | $1.2M |
| 2025-03-25 | CareDx, Inc. (CDNA) | President & CEO | Buy | 200,706 | $0 |
Source: SEC Form 4 filings · as of 2026-07-06