InsiderTrades

Form 4 for BIO BIO-RAD LABORATORIES, INC.

Accepted 2026-09-03 17:35:58 ET · period of report 2026-09-01 · accession 0000940805-26-000002 · 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 2026-09-03 17:35 2026-09-01 BIO SCHWARTZ NORMAN D COB, CEO, Dir, 10% M - OptEx $0.00 +5,087 448.5K +1% $0
D 2026-09-03 17:35 2026-09-01 BIO SCHWARTZ NORMAN D COB, CEO, Dir, 10% F - Tax $380.96 -2,336 446.2K -0.5% -$889.9K
DM 2026-09-03 17:35 2026-09-01 BIO SCHWARTZ NORMAN D COB, CEO, Dir, 10% M - OptEx $0.00 -5,087 3,005 -63% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Bio-Rad A Common Stock 2026-09-01 M A 5,087 $0.00 448,521 D — — (F1) Shares of Class A common stock acquired on the vesting of restricted stock units.
2 Common Bio-Rad A Common Stock 2026-09-01 F D 2,336 $380.96 446,185 D — —
3 Derivative Restricted Stock Units 2026-09-01 M D 2,082 $0.00 0 D $0.00 · — to — 2,082 Bio-Rad A Common Stock (F5) Each restricted stock unit represents a contingent right to receive one share of Bio-Rad Class A common stock. (F6) On September 1, 2022, the reporting person was granted 8,326 restricted stock units, vesting in four equal annual installments beginning on the first anniversary of the grant date. (F6) On September 1, 2022, the reporting person was granted 8,326 restricted stock units, vesting in four equal annual installments beginning on the first anniversary of the grant date.
4 Derivative Restricted Stock Units 2026-09-01 M D 3,005 $0.00 3,005 D $0.00 · — to — 3,005 Bio-Rad A Common Stock (F5) Each restricted stock unit represents a contingent right to receive one share of Bio-Rad Class A common stock. (F7) On September 1, 2023, the reporting person was granted 12,020 restricted stock units, vesting in four equal annual installments beginning on the first anniversary of the grant date. (F7) On September 1, 2023, the reporting person was granted 12,020 restricted stock units, vesting in four equal annual installments beginning on the first anniversary of the grant date.