Key facts
- This page summarizes George Bickerstaff's Form 4 filing for CareDx, Inc. (CDNA).
- 2 reported transactions and 1 derivative row are listed below.
- Accepted by SEC: 12 Sep 2025, 17:09.
George Bickerstaff - 11 Sep 2025 Form 4 Insider Report for CareDx, Inc. (CDNA)
- Reporting relationship
- Director
- Issuer ticker
- CDNA
- Reported as of
- 11 Sep 2025
- Net transaction value
- +$231,923
- SEC form
- 4
- Accepted by SEC
- 12 Sep 2025, 17:09:47 UTC
- Prior SEC filing
- 17 Jun 2025
- Next SEC filing
- 16 Jun 2026
- Source filing
- View source filing
- Reporting owner signature
- /s/ Jeffrey Adam Novack, Attorney-in-Fact
Source evidence
Original filing metadata and source links for verification.
5 source fields
Reporting owner
1 detail
Key filing fact
George Bickerstaff filed Form 4 for CareDx, Inc. (CDNA) on 12 Sep 2025.
Change
- Previous filing in this sequence was filed on 17 Jun 2025.
- Current net transaction value: +$231,923.
Research use
- This tells you what this filing adds before you inspect full transaction and derivative tables.
- You can trace every row back to the original SEC filing document.
Evidence
Filed on Form 4
View source filing
Ownership activity is grounded in SEC Form 4 disclosures.
Reporting Owners (1)
CIK 0001329646
Primary reporting owner
Bickerstaff George
- Relationship
- Director
- Address
- C/O CAREDX, INC., 8000 MARINA BLVD, 4TH FLOOR, BRISBANE
- Signature
- /s/ Jeffrey Adam Novack, Attorney-in-Fact
- Signature date
- 12 Sep 2025
Reported non-derivative transactions
Shares, units, or other non-derivative securities reported in this filing.
CDNA
transaction
Common Stock
Options Exercise
- Transaction value
- $231,923
- Shares
- +29,136
- Change %
- +25%
- Price
- $7.96
- Shares after
- 144,266
- Date
- 11 Sep 2025
- Ownership
- Direct
Reported derivative securities
Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.
CDNA
transaction
Derivative
Stock Option (right to buy)
Options Exercise
- Transaction value
- $0
- Shares
- -29,136
- Change %
- -100%
- Price
- $0.000000
- Shares after
- 0
- Date
- 11 Sep 2025
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 29,136
- Exercise price
- $7.96
- Footnotes
- F1
* marks a reported price that did not pass the local price check.
Additional SEC filing notes
Filing notes and footnotes
Explanation of responses 1 footnote
Footnote F1
Pursuant to the terms of the reporting person's award agreement with the Issuer, the award became fully vested on June 16, 2024.