ENLOE COURTNEY C (EVP, General Counsel & Sec) exercised options at BIO-RAD LABORATORIES, INC.

Option exercise — a mechanical event triggered by vesting or expiry. Not a discretionary conviction trade.

M · 2 exercises

ENLOE COURTNEY C

Filed: 9/9/2026ACC: 0002019843-26-000004

InsiderENLOE COURTNEY CCIK 2019843

→

IssuerBIO-RAD LABORATORIES, INC.CIK 12208

Officer· EVP, General Counsel & Sec

Since Apr 2024

+2.33K

Net shares

Net buyer

$212.7K

Total sold

Open market trades

0B · 0S

Total transactions

4.33K acquired · 2K disposed

Non-Derivative Transactions4

Bio-Rad A Common Stock

Direct

M · Option Exercise

+685.00

Price / share

—

Trade value

—

% of position

91.4%

9/5/2026

749.78→1.43K

Bio-Rad A Common Stock

Direct

F · Tax Withholding

−246.00

Price / share

$386.11

Trade value

$94.98K

% of position

17.1%

9/5/2026

1.43K→1.19K

Bio-Rad A Common Stock

Direct

M · Option Exercise

+768.00

Price / share

—

Trade value

—

% of position

64.6%

9/6/2026

1.19K→1.96K

Bio-Rad A Common Stock

Direct

F · Tax Withholding

−305.00

Price / share

$386.11

Trade value

$117.76K

% of position

15.6%

9/6/2026

1.96K→1.65K

Total

Net shares

+902.00

Net value

-$212.75K

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Bio-Rad A Common Stock Direct	9/5/2026	M · Option Exercise	+685.00	—	—	91.4%	749.78	1.43K
Bio-Rad A Common Stock Direct	9/5/2026	F · Tax Withholding	−246.00	$386.11	$94.98K	17.1%	1.43K	1.19K
Bio-Rad A Common Stock Direct	9/6/2026	M · Option Exercise	+768.00	—	—	64.6%	1.19K	1.96K
Bio-Rad A Common Stock Direct	9/6/2026	F · Tax Withholding	−305.00	$386.11	$117.76K	15.6%	1.96K	1.65K
Total			+902.00		-$212.75K

Derivative Transactions3

Restricted Stock Units

Direct

A · Award

Converts to

Bio-Rad A Common Stock

2.88K shares

+2.88K

Strike price

Held after

2.88K

Exercisable

—

9/4/2026

Restricted Stock Units

Direct

M · Option Exercise

Converts to

Bio-Rad A Common Stock

685.00 shares

−685.00

Strike price

Held after

2.06K

Exercisable

—

9/5/2026

Restricted Stock Units

Direct

M · Option Exercise

Converts to

Bio-Rad A Common Stock

768.00 shares

−768.00

Strike price

Held after

1.54K

Exercisable

—

9/6/2026

Security	Converts To	Date	Type	Shares	Exercisable	Held After
Restricted Stock Units Direct	Bio-Rad A Common Stock2.88K shares	9/4/2026	A · Award	+2.88K	—	2.88K
Restricted Stock Units Direct	Bio-Rad A Common Stock685.00 shares	9/5/2026	M · Option Exercise	−685.00	—	2.06K
Restricted Stock Units Direct	Bio-Rad A Common Stock768.00 shares	9/6/2026	M · Option Exercise	−768.00	—	1.54K