BIO-RAD LABORATORIES, INC. Insider Trading Activity

BIO-RAD LABORATORIES, INC.

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Form Type

Rhea-AI Filing Summary

BIO-RAD LABORATORIES, INC. (symbol: BIO) is the issuer of record for a Form 4 filing submitted to the SEC.

Insider Trade Summary

1,891 shares exercised/converted

Exercise 7 txns

Insider EVRAN SEDAT

Role EVP, Global Supply Chain

Type	Security	Shares	Price	Value
Exercise	Restricted Stock Units ^{F3, F5}	864	$0.00	$0.00
Exercise	Bio-Rad A Common Stock ^F1	864	$0.00	$0.00
Exercise Price or Tax Liability	Bio-Rad A Common Stock	277	$386.11	$107K
Exercise	Restricted Stock Units ^{F3, F5}	1,027	$0.00	$0.00
Exercise	Bio-Rad A Common Stock ^{F1, F2}	1,027	$0.00	$0.00
Exercise Price or Tax Liability	Bio-Rad A Common Stock	329	$386.11	$127K
Grant/Award	Restricted Stock Units ^{F3, F4}	4,026	$0.00	$0.00

Holdings After Transaction: Restricted Stock Units — 8,837 contracts (Direct); Bio-Rad A Common Stock — 3,603.12 shares (Direct)

Footnotes (5)

F1. Shares of Class A common stock acquired on the vesting of restricted stock units.
F2. Includes 51.2870 and 33.9860 shares acquired under the Bio-Rad Employee Stock Purchase Plan on 03/31/2026 and 06/30/2026, respectively.
F3. Each restricted stock unit represents a contingent right to receive one share of Bio-Rad Class A common stock.
F4. The restricted stock units vest over four years, with 25% vesting on the first anniversary of the grant date and the remaining units vesting in equal quarterly installments thereafter.
F5. The restricted stock units vest over four years at 25% per year on the yearly anniversary date of the grant.

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Available on EDGAR 09/09/2026 - 06:47 PM EDT Accepted by SEC EDGAR 09/09/2026 - 06:46 PM EDT

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

EVRAN SEDAT

(Last)

(First)

(Middle)

C/O BIO-RAD LABORATORIES, INC.

1000 ALFRED NOBEL DRIVE

(Street)

HERCULES

CALIFORNIA

94547

(City)

(State)

(Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
BIO-RAD LABORATORIES, INC. [ BIO BIO.B ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director	10% Owner
X	Officer (give title below)	Other (specify below)
	EVP, Global Supply Chain

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
09/04/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Bio-Rad A Common Stock	09/05/2026		M		1,027⁽¹⁾	A	$0	3,345.12⁽²⁾	D
Bio-Rad A Common Stock	09/05/2026		F		329	D	$386.11	3,016.12	D
Bio-Rad A Common Stock	09/06/2026		M		864⁽¹⁾	A	$0	3,880.12	D
Bio-Rad A Common Stock	09/06/2026		F		277	D	$386.11	3,603.12	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
Restricted Stock Units	$0⁽³⁾	09/04/2026		A		4,026		⁽⁴⁾	⁽⁴⁾	Bio-Rad A Common Stock	4,026	$0	4,026	D
Restricted Stock Units	$0⁽³⁾	09/05/2026		M			1,027	⁽⁵⁾	⁽⁵⁾	Bio-Rad A Common Stock	1,027	$0	3,083	D
Restricted Stock Units	$0⁽³⁾	09/06/2026		M			864	⁽⁵⁾	⁽⁵⁾	Bio-Rad A Common Stock	864	$0	1,728	D

Explanation of Responses:

1. Shares of Class A common stock acquired on the vesting of restricted stock units.

2. Includes 51.2870 and 33.9860 shares acquired under the Bio-Rad Employee Stock Purchase Plan on 03/31/2026 and 06/30/2026, respectively.

3. Each restricted stock unit represents a contingent right to receive one share of Bio-Rad Class A common stock.

4. The restricted stock units vest over four years, with 25% vesting on the first anniversary of the grant date and the remaining units vesting in equal quarterly installments thereafter.

5. The restricted stock units vest over four years at 25% per year on the yearly anniversary date of the grant.

Remarks:

	/s/ Sedat Evran	09/06/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

Source: View Original Filing on SEC EDGAR

BIO-RAD LABORATORIES, INC. Insider Trading Activity

Rhea-AI Filing Summary

Insider Trade Summary

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