InsiderTrades

Form 4 for BIO BIO-RAD LABORATORIES, INC.

Accepted 2026-07-28 15:05:45 ET · period of report 2026-07-25 · accession 0002024911-26-000004 · 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 2026-07-28 15:05 2026-07-25 BIO ENGELHARDT EVA ANETTE EVP, Pres, CDG M - OptEx $0.00 +246 592 +71% $0
D 2026-07-28 15:05 2026-07-25 BIO ENGELHARDT EVA ANETTE EVP, Pres, CDG F - Tax $314.46 -89 503 -15% -$28.0K
D 2026-07-28 15:05 2026-07-25 BIO ENGELHARDT EVA ANETTE EVP, Pres, CDG M - OptEx $0.00 -246 492 -33% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Bio-Rad A Common Stock 2026-07-25 M A 246 $0.00 592 D — — (F1) Shares of Class A common stock acquired on the vesting of restricted stock units.
2 Common Bio-Rad A Common Stock 2026-07-25 F D 89 $314.46 503 D — —
3 Derivative Restricted Stock Units 2026-07-25 M D 246 $0.00 492 D $0.00 · — to — 246 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 at 25% per year on the yearly anniversary date of the grant. (F3) The restricted stock units vest over four years at 25% per year on the yearly anniversary date of the grant.