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Bio-Rad director granted 719 RSUs; 320 vest

BIO-RAD LABORATORIES, INC.

(Neutral)
(Neutral)
Form Type
4

Rhea-AI Filing Summary

BIO-RAD LABORATORIES, INC. (BIO) reported transactions by director Allison Schwartz involving restricted stock units (RSUs) and Class A common stock. On September 4, 2026, she received a grant of 719 RSUs, each representing one share of Class A common stock, vesting over four years. On September 5 and 6, a total of 320 RSUs vested and were converted into an equal number of Class A shares, with 116 shares delivered or withheld to cover the exercise price or tax liability at $386.11 per share. No Rule 10b5-1 trading plan is reported.

Positive

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Negative

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Insider Allison Schwartz
Role Director
Type Security Shares Price Value
Exercise Restricted Stock Units F2, F4 92 $0.00 $0.00
Exercise Bio-Rad A Common Stock F1 92 $0.00 $0.00
Exercise Price or Tax Liability Bio-Rad A Common Stock 34 $386.11 $13K
Exercise Restricted Stock Units F2, F4 228 $0.00 $0.00
Exercise Bio-Rad A Common Stock F1 228 $0.00 $0.00
Exercise Price or Tax Liability Bio-Rad A Common Stock 82 $386.11 $32K
Grant/Award Restricted Stock Units F2, F3 719 $0.00 $0.00
Holdings After Transaction: Restricted Stock Units — 1,590 contracts (Direct); Bio-Rad A Common Stock — 1,734 shares (Direct)
Footnotes (4)
  1. F1. Shares of Class A common stock acquired on the vesting of restricted stock units.
  2. F2. Each restricted stock unit represents a contingent right to receive one share of Bio-Rad Class A common stock.
  3. F3. 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.
  4. F4. The restricted stock units vest over four years at 25% per year on the yearly anniversary date of the grant.
RSU grant 719 units Restricted stock units granted September 4, 2026
RSUs vested and converted 320 shares 228 shares on September 5, 2026 and 92 shares on September 6, 2026
Shares withheld or delivered for tax/exercise 116 shares 82 shares on September 5, 2026 and 34 shares on September 6, 2026
Per-share value for tax/exercise (Code F) $386.11 per share Applied to 82 and 34 shares on September 5 and 6, 2026
RSU vesting period 4 years 25% on first anniversary, remainder in equal quarterly installments
Derivative exercises 3 transactions Form-level summary of derivative transactions involving RSUs
Restricted Stock Units financial
"Shares of Class A common stock acquired on the vesting of restricted stock units."
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"
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.
Payment of exercise price or tax liability financial
"Payment of exercise price or tax liability by delivering or withholding securities"
contingent right financial
"Each restricted stock unit represents a contingent right to receive one share"

FAQ

What equity award did Bio-Rad (BIO) grant to director Allison Schwartz?

Allison Schwartz received a grant of 719 restricted stock units (RSUs) on September 4, 2026. Each RSU represents a contingent right to receive one share of Bio-Rad Class A common stock, vesting over four years per the company’s stated vesting schedule.

How many Bio-Rad (BIO) RSUs vested for Allison Schwartz in this Form 4?

A total of 320 RSUs vested and were converted into Class A common shares: 228 RSUs on September 5, 2026, and 92 RSUs on September 6, 2026. Each vested RSU resulted in one share of Bio-Rad Class A common stock.

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

The filing reports 116 shares of Bio-Rad Class A common stock disposed of to pay exercise price or tax liability: 82 shares on September 5, 2026, and 34 shares on September 6, 2026, each at $386.11 per share.

What is the vesting schedule for Allison Schwartz’s new Bio-Rad (BIO) RSU grant?

The 719 RSUs granted on September 4, 2026 vest over four years. Footnotes state 25% vests on the first anniversary of the grant date, with the remaining units vesting in equal quarterly installments thereafter.

Were Allison Schwartz’s Bio-Rad (BIO) transactions under a Rule 10b5-1 plan?

No. The Form 4 indicates no Rule 10b5-1 trading plan; the document-level checkbox for such a plan is not selected for these transactions.

What transaction codes appear in this Bio-Rad (BIO) Form 4 for Allison Schwartz?

The Form 4 uses codes A for the RSU grant, M for exercises/conversions of RSUs into Class A common stock, and F for shares delivered or withheld to pay exercise price or tax liability related to those equity awards.

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

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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*
Allison Schwartz

(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)
XDirector10% Owner
Officer (give title below)Other (specify below)
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 Stock09/05/2026M228(1)A$01,758D
Bio-Rad A Common Stock09/05/2026F82D$386.111,676D
Bio-Rad A Common Stock09/06/2026M92(1)A$01,768D
Bio-Rad A Common Stock09/06/2026F34D$386.111,734D
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(2)09/04/2026A719 (3) (3)Bio-Rad A Common Stock719$0719D
Restricted Stock Units$0(2)09/05/2026M228 (4) (4)Bio-Rad A Common Stock228$0686D
Restricted Stock Units$0(2)09/06/2026M92 (4) (4)Bio-Rad A Common Stock92$0185D
Explanation of Responses:
1. Shares of Class A common stock acquired on the vesting of restricted stock units.
2. Each restricted stock unit represents a contingent right to receive one share of Bio-Rad Class A common stock.
3. 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.
4. The restricted stock units vest over four years at 25% per year on the yearly anniversary date of the grant.
Remarks:
/s/ Allison Schwartz09/08/2026
** 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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