Form 4 Tracker
BIO-RAD LABORATORIES, INC.
BIO BIO.B

7 insider filings · Latest: May 11, 2026

Common Stock Transactions
Txn DateAcceptedInsiderTypeSharesAvg PriceValueShares OwnedFiling
May 28, 2026May 28 7:04 PMAlles Institute for Medical Research Corp
Proposed Sale
700$313.28$219.3K

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May 11, 2026May 13 7:38 PMEva Anette EngelhardtEVP, President, CDG
Sale
550$246.54$135.6K346(D)

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May 11, 2026May 11 9:03 PMEVA ENGELHARDT
Proposed Sale
550$246.54$135.6K

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Dec 2, 2025Dec 2 11:27 PMMICHAEL W CROWLEY
Proposed Sale
776$319.56$248.0K

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Nov 18, 2025Nov 18 6:03 PMAlles Institute for Medical Research Corp
Proposed Sale
760$301.04$228.8K

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Nov 6, 2025Nov 6 9:24 PMJAMES BARRY
Proposed Sale
701$306.18$214.6K

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Aug 5, 2025Aug 5 8:47 PMMICHAEL W CROWLEY
Proposed Sale
1,488$275.92$410.6K

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Mar 13, 2025Mar 13 9:17 PMCrowley Michael
Proposed Sale
3,000$260.00$780.0K

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Mar 11, 2025Mar 11 4:36 PMAlles Institute for Medical Research Corp
Proposed Sale
410$247.66$101.5K

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Nov 6, 2024Nov 6 11:26 PMLast Andrew J.
Proposed Sale
3,000$373.64$1.1M

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Sep 12, 2024Sep 12 10:22 PMLast Andrew J.
Proposed Sale
1,600$321.57$514.5K

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Sep 6, 2024Sep 6 8:16 PMLast Andrew J.
Proposed Sale
3,000$329.94$989.8K

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Sep 4, 2024Sep 4 10:24 PMBARRY JAMES
Proposed Sale
623$330.49$205.9K

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Aug 27, 2024Aug 27 4:45 PMAlles Institute for Medical Research Corp
Proposed Sale
990$311.34$308.2K

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Stock Options & Derivatives
Txn DateAcceptedInsiderTypeSharesExercise PriceShares OwnedFiling
Apr 24, 2026Apr 28 4:21 PMRoop Kalyan LakkarajuEVP, Chief Financial Officer
Option Exercise
1,0782,156(D)

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Apr 24, 2026Apr 28 4:20 PMCourtney C EnloeEVP, General Counsel & Sec
Option Exercise
186372(D)

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Apr 21, 2026Apr 23 7:26 PMGreg K HinckleyDirector
Grant/Award
369369(D)

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Apr 21, 2026Apr 23 7:26 PMGreg K HinckleyDirector
Option Exercise
4070(D)

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Apr 21, 2026Apr 23 7:25 PMMelinda Litherland PeiDirector
Grant/Award
369369(D)

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Apr 21, 2026Apr 23 7:25 PMMelinda Litherland PeiDirector
Option Exercise
4070(D)

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Apr 21, 2026Apr 23 7:24 PMJeffrey L EdwardsDirector
Grant/Award
369369(D)

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Apr 21, 2026Apr 23 7:24 PMJeffrey L EdwardsDirector
Option Exercise
4070(D)

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Apr 21, 2026Apr 23 7:23 PMArnold A PinkstonDirector
Option Exercise
4070(D)

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Apr 21, 2026Apr 23 7:23 PMArnold A PinkstonDirector
Grant/Award
369369(D)

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