Insider sale: 699.873 BIO shares, $306.104–$306.230 range

Rhea-AI Filing Summary

Bio‑Rad Laboratories (BIO) reported an insider transaction by its EVP, President, LSG. On 11/06/2025, the officer sold 699.873 shares of Bio‑Rad A Common Stock at a weighted average price of $306.182, executed in multiple trades between $306.104 and $306.230.

Following the sale, the reporting person directly beneficially owns 509.682 shares.

Insider Trade Summary

Net Seller: 699.873 shares

Net Sell 1 txn

Insider BARRY JAMES

Role EVP, President, LSG

Sold 699.873 shs ($214K)

Type	Security	Shares	Price	Value
Sale	Bio-Rad A Common Stock	699.873	$306.182	$214K

Holdings After Transaction: Bio-Rad A Common Stock — 509.682 shares (Direct)

Footnotes (1)

1. F1. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $306.104 to $306.230, inclusive. The reporting person undertakes to provide to Bio-Rad Laboratories, Inc., any security holder of Bio-Rad Laboratories, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

FAQ

What insider transaction did BIO report on Form 4?

699.873 shares of Bio‑Rad A Common Stock were sold by the EVP, President, LSG on 11/06/2025.

What was the sale price in the BIO Form 4?

A weighted average price of $306.182, with trades ranging from $306.104 to $306.230.

How many BIO shares does the insider own after the sale?

The reporting person directly beneficially owns 509.682 shares after the transaction.

What is the insider’s role at Bio‑Rad (BIO)?

He is an Officer, serving as EVP, President, LSG.

What class of BIO shares was sold?

Bio‑Rad A Common Stock was sold in this transaction.

Was the sale executed in multiple trades?

Yes. The footnote states multiple transactions within the $306.104–$306.230 range.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 11/10/2025 - 04:15 PM Learn about SEC filing dates

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^*

BARRY JAMES

(Last) (First) (Middle)

C/O BIO-RAD LABORATORIES, INC.

1000 ALFRED NOBEL DRIVE

(Street)

HERCULES CA 94547

(City) (State) (Zip)

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, President, LSG

3. Date of Earliest Transaction (Month/Day/Year)
11/06/2025

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

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

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

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)
			Code	V	Amount	(A) or (D)	Price
Bio-Rad A Common Stock	11/06/2025		S		699.873	D	$306.182(1)	509.682	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)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $306.104 to $306.230, inclusive. The reporting person undertakes to provide to Bio-Rad Laboratories, Inc., any security holder of Bio-Rad Laboratories, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

Remarks:

	/s/ James Barry	11/08/2025
	** 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.