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Bio-Rad EVP exercises RSUs, granted 4,601 units

Bio-Rad EVP Rajat Mehta exercised and vested RSUs, received a new RSU grant, and had shares withheld to cover exercise price or tax obligations.

(Neutral)
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Form Type
4

Rhea-AI Filing Summary

BIO-RAD LABORATORIES, INC. (BIO) reported that executive vice president Rajat Mehta exercised restricted stock units into Bio-Rad Class A common stock and had shares withheld to cover exercise price or tax obligations. On September 5, 2026, he converted RSUs into 456 and 1,370 shares of Class A stock, with 233 and 504 shares, respectively, delivered or withheld at $386.11 per share for exercise price or tax liability. On September 4, 2026, he received a grant of 4,601 restricted stock units that each represent a contingent right to one share of Class A stock and vest over four years.

Positive

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Negative

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Insider Mehta Rajat
Role EVP, GBL Commercial Operations
Type Security Shares Price Value
Exercise Restricted Stock Units F3, F5 456 $0.00 $0.00
Exercise Restricted Stock Units F3, F5 1,370 $0.00 $0.00
Exercise Bio-Rad A Common Stock F1, F2 456 $0.00 $0.00
Exercise Price or Tax Liability Bio-Rad A Common Stock 233 $386.11 $90K
Exercise Bio-Rad A Common Stock F1 1,370 $0.00 $0.00
Exercise Price or Tax Liability Bio-Rad A Common Stock 504 $386.11 $195K
Grant/Award Restricted Stock Units F3, F4 4,601 $0.00 $0.00
Holdings After Transaction: Restricted Stock Units — 10,082 contracts (Direct); Bio-Rad A Common Stock — 1,232.052 shares (Direct)
Footnotes (5)
  1. F1. Shares of Class A common stock acquired on the vesting of restricted stock units.
  2. F2. Includes 57.9370, 53.0810 and 32.0340 shares acquired under the Bio-Rad Employee Stock Purchase Plan on 12/31/2025, 03/31/2026 and 06/30/2026, respectively.
  3. F3. Each restricted stock unit represents a contingent right to receive one share of Bio-Rad Class A common stock.
  4. 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.
  5. F5. The restricted stock units vest over four years at 25% per year on the yearly anniversary date of the grant.
RSUs exercised into Class A shares 456 shares Restricted stock units converted to Bio-Rad Class A common stock on September 5, 2026
Additional RSUs exercised into Class A shares 1,370 shares Restricted stock units converted to Bio-Rad Class A common stock on September 5, 2026
Shares delivered or withheld for exercise price or tax liability 233 shares Bio-Rad Class A common stock with code F on September 5, 2026
Additional shares delivered or withheld for exercise price or tax liability 504 shares Bio-Rad Class A common stock with code F on September 5, 2026
Exercise price or tax liability per share $386.11 per share Price used for code F deliveries/withholdings on September 5, 2026
New restricted stock units granted 4,601 units RSU grant to Rajat Mehta on September 4, 2026, each for one Class A share
Derivative exercises reported 1,826 shares Total shares underlying derivative exercises (code M) in the transaction summary
Shares for exercise price or tax liability 737 shares Total shares delivered or withheld (code F) in the transaction summary
Restricted Stock Units financial
"Restricted Stock Units representing contingent rights to receive Class A shares"
Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.
Class A common stock financial
"Each restricted stock unit represents a contingent right to receive one share of Bio-Rad Class A common stock"
Class A common stock is a category of a company’s shares that carries a specific set of ownership rights—most commonly defined voting power and claims on dividends—set out in the company’s charter. For investors it matters because the class determines how much influence you have over corporate decisions, the share’s likely dividend and trading behavior, and how it compares in value to other share classes, like choosing a particular seat with different privileges at the company’s decision-making table.
Employee Stock Purchase Plan financial
"Includes shares acquired under the Bio-Rad Employee Stock Purchase Plan"
An employee stock purchase plan is a company program that lets workers buy shares through small payroll deductions, often at a discount to the market price and after a set offering period. Think of it like a workplace savings plan that turns into ownership: it encourages employees to share in the company’s success and can create predictable buying or selling of stock that investors watch because it affects supply, demand and employee incentives.
tax liability financial
"Payment of exercise price or tax liability by delivering or withholding securities"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What did BIO executive Rajat Mehta do in this Form 4 filing for BIO?

He exercised restricted stock units into Bio-Rad Class A common stock, had shares withheld to cover exercise price or tax liability, and received a new grant of 4,601 restricted stock units that vest over four years.

How many Bio-Rad (BIO) RSUs did Rajat Mehta exercise into Class A shares?

On September 5, 2026, he exercised RSUs corresponding to 456 shares and 1,370 shares of Bio-Rad Class A common stock, through code M derivative exercises converting restricted stock units into common shares.

How many Bio-Rad (BIO) shares were withheld for exercise price or tax liability?

On September 5, 2026, a total of 233 shares and 504 shares of Bio-Rad Class A common stock were delivered or withheld at $386.11 per share for payment of exercise price or tax liability.

What new RSU award did Rajat Mehta receive from BIO-RAD LABORATORIES, INC.?

On September 4, 2026, he received a grant of 4,601 restricted stock units, each representing a contingent right to receive one share of Bio-Rad Class A common stock, vesting over four years with 25% vesting annually and the remainder in quarterly installments.

Were BIO executive Rajat Mehta’s reported transactions under a Rule 10b5-1 plan?

No. The filing’s Rule 10b5-1 checkbox is not marked as being made pursuant to a trading plan, so no Rule 10b5-1 plan is reported for these transactions.

How do the new BIO RSUs for Rajat Mehta vest?

The 4,601 restricted stock units granted on September 4, 2026, vest over four years: 25% on the first anniversary of the grant date and the remaining units in equal quarterly installments thereafter.

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

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Learn about SEC filing dates
SEC Form 4
FORM 4UNITED 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*
Mehta Rajat

(Last)(First)(Middle)
C/O BIO-RAD LABORATORIES, INC.
1000 ALFRED NOBEL DR

(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)
Director10% Owner
XOfficer (give title below)Other (specify below)
EVP, GBL Commercial Operations
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
09/04/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
XForm 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)
CodeVAmount(A) or (D)Price
Bio-Rad A Common Stock09/05/2026M456(1)A$0599.052(2)D
Bio-Rad A Common Stock09/05/2026F233D$386.11366.052D
Bio-Rad A Common Stock09/05/2026M1,370(1)A$01,736.052D
Bio-Rad A Common Stock09/05/2026F504D$386.111,232.052D
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)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Restricted Stock Units$0(3)09/04/2026A4,601 (4) (4)Bio-Rad A Common Stock4,601$04,601D
Restricted Stock Units$0(3)09/05/2026M456 (5) (5)Bio-Rad A Common Stock456$01,371D
Restricted Stock Units$0(3)09/05/2026M1,370 (5) (5)Bio-Rad A Common Stock1,370$04,110D
Explanation of Responses:
1. Shares of Class A common stock acquired on the vesting of restricted stock units.
2. Includes 57.9370, 53.0810 and 32.0340 shares acquired under the Bio-Rad Employee Stock Purchase Plan on 12/31/2025, 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/ Rajat Mehta09/09/2026
** Signature of Reporting PersonDate
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)

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