InsiderTrades

Form 4 for BIO BIO-RAD LABORATORIES, INC.

Accepted 2026-09-09 18:45:28 ET · period of report 2026-09-04 · accession 0001453524-26-000002 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
D 2026-09-09 18:45 2026-09-05 BIO DiVincenzo Jonathan P. Pres, COO M - OptEx $0.00 +1,712 2,631 +186% $0
D 2026-09-09 18:45 2026-09-05 BIO DiVincenzo Jonathan P. Pres, COO F - Tax $386.11 -668 1,963 -25% -$257.9K
D 2026-09-09 18:45 2026-09-04 BIO DiVincenzo Jonathan P. Pres, COO A - Grant $0.00 +6,326 6,326 New $0
D 2026-09-09 18:45 2026-09-05 BIO DiVincenzo Jonathan P. Pres, COO M - OptEx $0.00 -1,712 5,138 -25% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Bio-Rad A Common Stock 2026-09-05 M A 1,712 $0.00 2,631 D — — (F1) Shares of Class A common stock acquired on the vesting of restricted stock units.
2 Common Bio-Rad A Common Stock 2026-09-05 F D 668 $386.11 1,963 D — —
3 Derivative Restricted Stock Units 2026-09-04 A A 6,326 $0.00 6,326 D $0.00 · — to — 6,326 Bio-Rad A Common Stock (F2) Each restricted stock unit represents a contingent right to receive one share of Bio-Rad Class A common stock. (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. (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 Derivative Restricted Stock Units 2026-09-05 M D 1,712 $0.00 5,138 D $0.00 · — to — 1,712 Bio-Rad A Common Stock (F2) 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 at 25% per year on the yearly anniversary date of the grant. (F4) The restricted stock units vest over four years at 25% per year on the yearly anniversary date of the grant.