InsiderTrades

Form 4 for BIO BIO-RAD LABORATORIES, INC.

Accepted 2025-09-03 00:00:00 ET · period of report 2025-09-01 · accession 0001924980-25-000004 · 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 2025-09-03 2025-09-01 BIO Allison Schwartz Dir M - OptEx $0.00 +147 1,452 +11% $0
D 2025-09-03 2025-09-01 BIO Allison Schwartz Dir F - Tax $297.88 -55 1,397 -4% -$16.4K
DM 2025-09-03 2025-09-01 BIO Allison Schwartz Dir M - OptEx $0.00 -147 42 -78% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Bio-Rad A Common Stock 2025-09-01 M A 147 $0.00 1,452 D — — (F1) Shares of Class A common stock acquired on the vesting of restricted stock units.
2 Common Bio-Rad A Common Stock 2025-09-01 F D 55 $297.88 1,397 D — —
3 Derivative Restricted Stock Units 2025-09-01 M D 31 $0.00 0 D $0.00 · — to — 31 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) On September 1, 2021, the reporting person was granted 122 restricted stock units, vesting in four equal annual installments beginning on the first anniversary of the grant date.
4 Derivative Restricted Stock Units 2025-09-01 M D 74 $0.00 150 D $0.00 · — to — 74 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. (F5) On September 1, 2023, the reporting person was granted 298 restricted stock units, vesting in four equal annual installments beginning on the first anniversary of the grant date.
5 Derivative Restricted Stock Units 2025-09-01 M D 42 $0.00 42 D $0.00 · — to — 42 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) On September 1, 2022, the reporting person was granted 167 restricted stock units, vesting in four equal annual installments beginning on the first anniversary of the grant date.