John Walter Hanna Jr.
President & CEO at CareDx Inc.
Sits on 1 board. Last updated September 28, 2026
Time on boards
- Boards served
- 1
- Current seats
- 1
- Board service
- 3 years
- Director since
- 2024
3 years of board service in total across 1 board, counting each seat separately. Longest: CareDx Inc., 2 years.
CareDx Inc.
Director · President and CEO
Chief executive roles
CareDx Inc.
· President & CEO
Since April 2024
Insider trades
All notable trades →From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.
| Date | Company | Transaction | Shares | Price | Value |
|---|---|---|---|---|---|
| Jul 16, 2026 | CareDx Inc. | Option exercise | +118,000 | $8.20 | $967,600 |
| Jul 16, 2026 | CareDx Inc. | Open-market sale | −50,000 | $36.11 | $1,805,705 |
| Jul 16, 2026 | CareDx Inc. | Open-market sale | −68,000 | $39.01 | $2,652,932 |
| Jul 1, 2026 | CareDx Inc. | Shares withheld for tax | −8,511 | $29.25 | $248,947 |
| Jun 29, 2026 | CareDx Inc. | Option exercise | +39,900 | $8.20 | $327,180 |
| Jun 29, 2026 | CareDx Inc. | Open-market sale | −39,900 | $29.24 | $1,166,676 |
| Jun 26, 2026 | CareDx Inc. | Option exercise | +100 | $8.20 | $820 |
| Jun 26, 2026 | CareDx Inc. | Open-market sale | −100 | $29.00 | $2,900 |
| Jun 15, 2026 | CareDx Inc. | Open-market sale | −17,683 | $24.03 | $424,922 |
| Jun 15, 2026 | CareDx Inc. | Option exercise | +15,676 | $8.20 | $128,543 |
| Jun 11, 2026 | CareDx Inc. | Open-market sale | −21,998 | $24.02 | $528,392 |
| Jun 11, 2026 | CareDx Inc. | Option exercise | +13,618 | $8.20 | $111,668 |
| Jun 4, 2026 | CareDx Inc. | Option exercise | +706 | $8.20 | $5,789 |
| Jun 4, 2026 | CareDx Inc. | Open-market sale | −4,835 | $24.00 | $116,040 |
| Apr 16, 2026 | CareDx Inc. | Open-market sale | −10,282 | $21.12 | $217,156 |
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