Key facts
- This page summarizes Colleen Corey's Form 4 filing for BIO-RAD LABORATORIES, INC. (BIO).
- 4 reported transactions and 2 derivative rows are listed below.
- Accepted by SEC: 09 Sep 2025, 16:23.
Colleen Corey - 05 Sep 2025 Form 4 Insider Report for BIO-RAD LABORATORIES, INC. (BIO)
- Reporting relationship
- EVP, Global Human Resources
- Issuer ticker
- BIO
- Reported as of
- 05 Sep 2025
- Net transaction value
- -$61,745
- SEC form
- 4
- Accepted by SEC
- 09 Sep 2025, 16:23:07 UTC
- Prior SEC filing
- 03 Sep 2025
- Source filing
- View source filing
- Reporting owner signature
- /s/ Colleen Corey
Source evidence
Original filing metadata and source links for verification.
4 source fields
Reporting owner
1 detail
Key filing fact
Colleen Corey filed Form 4 for BIO-RAD LABORATORIES, INC. (BIO) on 09 Sep 2025.
Change
- Previous filing in this sequence was filed on 03 Sep 2025.
- Current net transaction value: -$61,745.
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 0001976271
Primary reporting owner
COREY COLLEEN
- Relationship
- EVP, Global Human Resources
- Address
- C/O BIO-RAD LABORATORIES, INC., 1000 ALFRED NOBEL DRIVE, HERCULES
- Signature
- /s/ Colleen Corey
- Signature date
- 08 Sep 2025
Reported non-derivative transactions
Shares, units, or other non-derivative securities reported in this filing.
BIO BIO.B
transaction
Bio-Rad A Common Stock
Options Exercise
- Transaction value
- $0
- Shares
- +576
- Change %
- +3%
- Price
- $0.000000
- Shares after
- 19,759
- Date
- 06 Sep 2025
- Ownership
- Direct
- Footnotes
- F1
BIO BIO.B
transaction
Bio-Rad A Common Stock
Tax liability
- Transaction value
- $61,745
- Shares
- -209
- Change %
- -1.1%
- Price
- $295.43
- Shares after
- 19,550
- Date
- 06 Sep 2025
- Ownership
- Direct
Reported derivative securities
Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.
BIO BIO.B
transaction
Derivative
Restricted Stock Units
Award
- Transaction value
- $0
- Shares
- +2,740
- Change %
- Price
- $0.000000
- Shares after
- 2,740
- Date
- 05 Sep 2025
- Ownership
- Direct
- Underlying class
- Bio-Rad A Common Stock
- Underlying amount
- 2,740
- Exercise price
- $0.000000
- Footnotes
- F2, F3
BIO BIO.B
transaction
Derivative
Restricted Stock Units
Options Exercise
- Transaction value
- $0
- Shares
- -576
- Change %
- -25%
- Price
- $0.000000
- Shares after
- 1,728
- Date
- 06 Sep 2025
- Ownership
- Direct
- Underlying class
- Bio-Rad A Common Stock
- Underlying amount
- 576
- Exercise price
- $0.000000
- Footnotes
- F2, F3
* marks a reported price that did not pass the local price check.
Additional SEC filing notes
Filing notes and footnotes
Explanation of responses 3 footnotes
Footnote F1
Shares of Class A common stock acquired on the vesting of restricted stock units.
Footnote F2
Each restricted stock unit represents a contingent right to receive one share of Bio-Rad Class A common stock.
Footnote F3
The restricted stock units vest over four years at 25% per year on the yearly anniversary date of the grant.