NYSE:BIO.B | Insider Transactions | BIO-RAD LABORATORIES, INC.

BIO.B Insider Transactions

301 retained open-market purchase and sale rows from SEC Forms 3, 4 and 5, newest first. This page shows rows 1–100; provenance stays internal.

BIO.B insiders transaction timeline

PurchaseSale
2004-11-30: 1 sale — STARK JAMES R2006-01-09: 1 sale — SCHWARTZ STEVEN D2006-03-08: 3 sales — STARK JAMES R2006-08-16: 3 sales — WADLER SANFORD2006-08-17: 1 sale — WADLER SANFORD2006-08-18: 6 sales — WADLER SANFORD2006-08-21: 1 sale — WADLER SANFORD2006-08-25: 1 sale — WADLER SANFORD2006-09-05: 1 sale — TSINGOS CHRISTINE A2006-09-11: 3 sales — WADLER SANFORD2006-11-09: 1 sale — SCHWARTZ STEVEN D2007-06-04: 2 sales — CRUTCHFIELD BRADFORD2007-06-08: 1 sale — STARK JAMES R2007-08-15: 1 sale — TSINGOS CHRISTINE A2007-11-12: 13 sales — HUTTON RONALD W2008-05-15: 2 sales — GOETZ JOHN2008-08-04: 4 sales — STARK JAMES R, Magni Giovanni, WADLER SANFORD and 1 more2008-08-08: 3 sales — WADLER SANFORD2008-08-14: 2 sales — TSINGOS CHRISTINE A2008-08-21: 1 sale — STARK JAMES R2009-06-12: 5 sales — TSINGOS CHRISTINE A, HUTTON RONALD W, WADLER SANFORD and 2 more2009-08-04: 6 sales — CRUTCHFIELD BRADFORD, HUTTON RONALD W, TSINGOS CHRISTINE A and 3 more2009-11-12: 1 sale — CRUTCHFIELD BRADFORD2009-12-14: 1 sale — HILLMAN AL2009-12-15: 1 sale — WADLER SANFORD2010-11-17: 5 sales — Magni Giovanni2010-11-18: 1 sale — TSINGOS CHRISTINE A2010-11-19: 2 sales — BENNETT JAMES2011-03-01: 3 sales — WADLER SANFORD2011-03-02: 2 sales — CRUTCHFIELD BRADFORD2011-03-03: 3 sales — SCHWARTZ STEVEN D, HUTTON RONALD W2011-03-04: 2 sales — TSINGOS CHRISTINE A, Magni Giovanni2011-03-07: 5 sales — Magni Giovanni, STARK JAMES R2011-03-08: 1 sale — HUTTON RONALD W2011-03-11: 3 sales — GOETZ JOHN2011-06-13: 5 sales — WADLER SANFORD, TSINGOS CHRISTINE A, Magni Giovanni and 2 more2011-06-14: 6 sales — WADLER SANFORD, Magni Giovanni, TSINGOS CHRISTINE A and 3 more2011-09-09: 5 sales — WADLER SANFORD, TSINGOS CHRISTINE A, STARK JAMES R and 2 more2011-11-16: 1 sale — CRUTCHFIELD BRADFORD2011-12-14: 3 sales — WADLER SANFORD2012-03-13: 1 sale — GOETZ JOHN2012-06-11: 4 sales — TSINGOS CHRISTINE A, STARK JAMES R, Magni Giovanni and 1 more2012-06-12: 4 sales — TSINGOS CHRISTINE A, STARK JAMES R, Magni Giovanni and 1 more2012-08-20: 1 sale — CRUTCHFIELD BRADFORD2012-09-10: 4 sales — Magni Giovanni, TSINGOS CHRISTINE A, STARK JAMES R and 1 more2012-12-06: 2 sales — Magni Giovanni2014-11-11: 3 sales — STARK JAMES R2014-11-12: 1 sale — TSINGOS CHRISTINE A2014-11-13: 3 sales — SCHWARTZ STEVEN D, HUTTON RONALD W2014-11-19: 1 sale — GOETZ JOHN2014-11-20: 1 sale — TSINGOS CHRISTINE A2014-11-25: 1 sale — HERTIA JOHN2014-12-03: 1 sale — SODERBERG SHAWN MARIE2014-12-12: 1 sale — Magni Giovanni2015-03-05: 1 sale — SODERBERG SHAWN MARIE2015-03-10: 1 sale — Crowley Michael2015-03-11: 2 sales — SCHWARTZ ALICE N2015-03-12: 1 sale — TSINGOS CHRISTINE A2015-08-13: 2 sales — GOETZ JOHN2015-09-09: 8 sales — Hall Shannon, TSINGOS CHRISTINE A, STARK JAMES R and 5 more2015-09-11: 9 sales — TSINGOS CHRISTINE A, SCHWARTZ NORMAN D, STARK JAMES R and 6 more2015-09-14: 9 sales — STARK JAMES R, Magni Giovanni, HUTTON RONALD W and 5 more2015-11-13: 1 sale — Crowley Michael2015-11-18: 1 sale — Magni Giovanni2015-12-03: 1 sale — SODERBERG SHAWN MARIE2015-12-14: 2 sales — SODERBERG SHAWN MARIE2016-03-14: 6 sales — TSINGOS CHRISTINE A2016-06-10: 1 sale — SCHWARTZ ALICE N2016-06-13: 2 sales — Hall Shannon2016-08-18: 1 sale — Crowley Michael2016-09-09: 1 sale — HERTIA JOHN2016-09-12: 5 sales — HERTIA JOHN, Hall Shannon, STARK JAMES R and 2 more2016-09-13: 5 sales — STARK JAMES R, Magni Giovanni, HERTIA JOHN and 2 more2016-11-07: 5 sales — Hall Shannon, STARK JAMES R, Magni Giovanni and 2 more2016-11-09: 1 sale — STARK JAMES R2017-03-02: 1 sale — GOETZ JOHN2017-03-06: 2 sales — Magni Giovanni2017-03-07: 1 sale — Crowley Michael2017-05-11: 1 sale — GOETZ JOHN2017-05-18: 1 sale — Magni Giovanni2017-05-26: 1 purchase — HINCKLEY GREGORY K2017-05-31: 1 sale — Hall Shannon2017-08-11: 1 sale — Crowley Michael2017-09-13: 1 sale — Hall Shannon2017-11-14: 1 sale — Magni Giovanni2017-11-30: 1 sale — STARK JAMES R2017-12-04: 1 sale — Crowley Michael2017-12-14: 1 sale — TSINGOS CHRISTINE A2018-06-13: 1 sale — Crowley Michael2018-12-11: 2 sales — TUMOLO ANNETTE2018-12-12: 1 sale — STARK JAMES R2018-12-14: 2 sales — TSINGOS CHRISTINE A, Crowley Michael2019-05-15: 1 sale — ERNST TIMOTHY S2019-05-16: 2 sales — ERNST TIMOTHY S2019-08-14: 2 sales — ERNST TIMOTHY S, Crowley Michael2019-09-04: 1 sale — Crowley Michael2019-09-06: 7 sales — HERTIA JOHN, TUMOLO ANNETTE2019-09-09: 1 sale — HERTIA JOHN2019-09-12: 3 sales — TUMOLO ANNETTE, HERTIA JOHN2019-11-11: 1 sale — STARK JAMES R2019-12-04: 2 sales — ERNST TIMOTHY S2020-05-13: 1 sale — HUTTON RONALD W2020-06-01: 1 sale — Crowley Michael2020-08-18: 1 sale — Magni Giovanni2020-08-19: 5 sales — Magni Giovanni2020-11-06: 3 sales — TUMOLO ANNETTE2020-12-15: 1 sale — Crowley Michael2021-02-19: 3 sales — ERNST TIMOTHY S2021-08-04: 4 sales — ERNST TIMOTHY S, Daskal Ilan2021-08-09: 2 sales — Crowley Michael2021-08-26: 1 sale — TUMOLO ANNETTE2021-09-01: 3 sales — Last Andrew J.2021-09-02: 2 sales — Daskal Ilan2021-09-03: 1 sale — Daskal Ilan2021-11-11: 3 sales — TUMOLO ANNETTE2021-11-12: 1 sale — TUMOLO ANNETTE2022-08-05: 1 sale — RAMALINGAM AJIT2022-11-10: 3 sales — RAMALINGAM AJIT2023-03-08: 2 sales — ERNST TIMOTHY S2023-05-03: 1 sale — SCHWARTZ STEVEN D2023-06-06: 2 sales — RAMALINGAM AJIT2023-06-15: 1 sale — Crowley Michael2023-08-23: 1 sale — ERNST TIMOTHY S2023-08-30: 3 sales — ERNST TIMOTHY S2023-11-28: 1 sale — Crowley Michael2023-12-12: 1 sale — WRIGHT DARA2024-02-27: 1 sale — Crowley Michael2024-02-28: 1 sale — ERNST TIMOTHY S2024-06-13: 1 sale — Crowley Michael2024-09-04: 1 sale — BARRY JAMES2024-09-06: 1 sale — Last Andrew J.2025-03-14: 1 sale — Crowley Michael2025-11-06: 1 sale — BARRY JAMES2026-05-11: 1 sale — ENGELHARDT EVA ANETTE2004-11-302026-05-11
Insider profileRoleDateTransactionSharesPrice
ENGELHARDT EVA ANETTEEVP, President, CDG2026-05-11Sale550.0$246.54
BARRY JAMESEVP, President, LSG2025-11-06Sale699.87$306.18
Crowley MichaelEVP, GBL Commercial Operations2025-03-14Sale3,000.0$247.06
Last Andrew J.EVP, Chief Operating Officer2024-09-06Sale3,000.0$329.94
BARRY JAMESEVP, President, LSG2024-09-04Sale623.0$330.49
Crowley MichaelEVP, GBL Commercial Operations2024-06-13Sale369.0$281.91
ERNST TIMOTHY SEVP, General Counsel & Sec2024-02-28Sale2,500.0$330.55
Crowley MichaelEVP, GBL Commercial Operations2024-02-27Sale3,000.0$336.0
WRIGHT DARAEVP, President, CDG2023-12-12Sale1,200.0$299.16
Crowley MichaelEVP, GBL Commercial Operations2023-11-28Sale642.0$305.1
ERNST TIMOTHY SEVP, General Counsel & Sec2023-08-30Sale377.0$396.44
ERNST TIMOTHY SEVP, General Counsel & Sec2023-08-30Sale1,582.0$395.76
ERNST TIMOTHY SEVP, General Counsel & Sec2023-08-30Sale391.0$394.16
ERNST TIMOTHY SEVP, General Counsel & Sec2023-08-23Sale300.0$384.69
Crowley MichaelEVP, GBL Commercial Operations2023-06-15Sale500.0$379.39
RAMALINGAM AJITSVP, Chief Accounting Officer2023-06-06Sale181.0$368.28
RAMALINGAM AJITSVP, Chief Accounting Officer2023-06-06Sale17.35$368.49
SCHWARTZ STEVEN DTenPercentOwner2023-05-03Sale320.0$463.86
ERNST TIMOTHY SEVP, General Counsel & Sec2023-03-08Sale746.0$486.89
ERNST TIMOTHY SEVP, General Counsel & Sec2023-03-08Sale1,000.0$486.08
RAMALINGAM AJITSVP, Chief Accounting Officer2022-11-10Sale0.38$423.61
RAMALINGAM AJITSVP, Chief Accounting Officer2022-11-10Sale112.0$422.28
RAMALINGAM AJITSVP, Chief Accounting Officer2022-11-10Sale267.0$421.7
RAMALINGAM AJITSVP, Chief Accounting Officer2022-08-05Sale518.0$537.0
TUMOLO ANNETTEExecutive Vice President2021-11-12Sale4,800.0$750.05
TUMOLO ANNETTEExecutive Vice President2021-11-11Sale500.0$750.0
TUMOLO ANNETTEExecutive Vice President2021-11-11Sale613.0$748.84
TUMOLO ANNETTEExecutive Vice President2021-11-11Sale433.0$748.08
Daskal IlanEVP, Chief Financial Officer2021-09-03Sale270.0$820.06
Daskal IlanEVP, Chief Financial Officer2021-09-02Sale100.0$828.01
Daskal IlanEVP, Chief Financial Officer2021-09-02Sale440.0$828.0
Last Andrew J.EVP, Chief Operating Officer2021-09-01Sale599.0$814.09
Last Andrew J.EVP, Chief Operating Officer2021-09-01Sale651.0$813.15
Last Andrew J.EVP, Chief Operating Officer2021-09-01Sale750.0$812.27
TUMOLO ANNETTEExecutive Vice President2021-08-26Sale600.0$792.58
Crowley MichaelEVP, GBL Commercial Operations2021-08-09Sale430.0$755.72
Crowley MichaelEVP, GBL Commercial Operations2021-08-09Sale2,570.0$754.8
ERNST TIMOTHY SEVP, General Counsel & Sec2021-08-04Sale327.0$760.26
Daskal IlanEVP, Chief Financial Officer2021-08-04Sale489.0$753.32
Daskal IlanEVP, Chief Financial Officer2021-08-04Sale954.0$751.98
Daskal IlanEVP, Chief Financial Officer2021-08-04Sale857.0$750.85
ERNST TIMOTHY SEVP, General Counsel & Sec2021-02-19Sale196.11$640.17
ERNST TIMOTHY SEVP, General Counsel & Sec2021-02-19Sale327.0$640.92
ERNST TIMOTHY SEVP, General Counsel & Sec2021-02-19Sale400.0$640.94
Crowley MichaelEVP, GBL Commercial Operations2020-12-15Sale374.0$580.67
TUMOLO ANNETTEExecutive Vice President2020-11-06Sale246.0$641.53
TUMOLO ANNETTEExecutive Vice President2020-11-06Sale734.0$640.78
TUMOLO ANNETTEExecutive Vice President2020-11-06Sale220.0$639.62
Magni GiovanniEVP, Chief Strategy Officer2020-08-19Sale339.0$521.86
Magni GiovanniEVP, Chief Strategy Officer2020-08-19Sale5,668.0$520.94
Magni GiovanniEVP, Chief Strategy Officer2020-08-19Sale1,133.0$519.89
Magni GiovanniEVP, Chief Strategy Officer2020-08-19Sale5,392.0$518.76
Magni GiovanniEVP, Chief Strategy Officer2020-08-19Sale315.0$517.64
Magni GiovanniEVP, Chief Strategy Officer2020-08-18Sale2,382.0$518.81
Crowley MichaelEVP, GBL Commercial Operations2020-06-01Sale1,500.0$485.4
HUTTON RONALD WVice President and Treasurer2020-05-13Sale443.0$457.35
ERNST TIMOTHY SEVP, General Counsel & Sec2019-12-04Sale656.0$370.12
ERNST TIMOTHY SEVP, General Counsel & Sec2019-12-04Sale1,250.0$370.11
STARK JAMES RVP, Corporate Controller2019-11-11Sale848.0$351.45
TUMOLO ANNETTEExecutive Vice President2019-09-12Sale522.0$330.0
HERTIA JOHNExecutive Vice President2019-09-12Sale41.0$329.0
HERTIA JOHNExecutive Vice President2019-09-12Sale797.0$328.25
HERTIA JOHNExecutive Vice President2019-09-09Sale444.0$336.47
HERTIA JOHNExecutive Vice President2019-09-06Sale100.0$340.0
HERTIA JOHNExecutive Vice President2019-09-06Sale543.0$338.97
HERTIA JOHNExecutive Vice President2019-09-06Sale750.0$338.01
HERTIA JOHNExecutive Vice President2019-09-06Sale1,231.0$336.8
HERTIA JOHNExecutive Vice President2019-09-06Sale1,871.0$335.64
HERTIA JOHNExecutive Vice President2019-09-06Sale700.0$334.77
TUMOLO ANNETTEExecutive Vice President2019-09-06Sale371.0$340.0
Crowley MichaelEVP, GBL Commercial Operations2019-09-04Sale1,089.0$333.08
ERNST TIMOTHY SEVP, General Counsel & Sec2019-08-14Sale310.0$320.0
Crowley MichaelEVP, GBL Commercial Operations2019-08-14Sale325.0$320.0
ERNST TIMOTHY SEVP, General Counsel & Sec2019-05-16Sale309.0$299.31
ERNST TIMOTHY SEVP, General Counsel & Sec2019-05-16Sale191.73$299.12
ERNST TIMOTHY SEVP, General Counsel & Sec2019-05-15Sale345.0$290.0
TSINGOS CHRISTINE AEVP and CFO2018-12-14Sale1,411.0$248.0
Crowley MichaelEVP, GBL Commercial Operations2018-12-14Sale392.0$248.03
STARK JAMES RVP, Corporate Controller2018-12-12Sale848.0$254.77
TUMOLO ANNETTEExecutive Vice President2018-12-11Sale1,200.0$255.0
TUMOLO ANNETTEExecutive Vice President2018-12-11Sale1,176.0$254.0
Crowley MichaelEVP, GBL Commercial Operations2018-06-13Sale350.0$303.42
TSINGOS CHRISTINE AEVP and CFO2017-12-14Sale4,980.0$249.4
Crowley MichaelEVP, GBL Commercial Operations2017-12-04Sale1,000.0$258.39
STARK JAMES RVP, Corporate Controller2017-11-30Sale746.0$270.51
Magni GiovanniEVP, Chief Strategy Officer2017-11-14Sale2,400.0$253.01
Hall ShannonExecutive Vice President2017-09-13Sale1,245.0$221.2
Crowley MichaelEVP, GBL Commercial Operations2017-08-11Sale700.0$215.91
Hall ShannonExecutive Vice President2017-05-31Sale900.0$222.65
HINCKLEY GREGORY KDirector2017-05-26Purchase500.0$219.58
Magni GiovanniEVP, Chief Strategy Officer2017-05-18Sale2,113.0$220.23
GOETZ JOHNEVP, Chief Operating Officer2017-05-11Sale3,500.0$220.17
Crowley MichaelEVP, GBL Commercial Operations2017-03-07Sale300.0$196.13
Magni GiovanniEVP, Chief Strategy Officer2017-03-06Sale3,500.0$195.87
Magni GiovanniEVP, Chief Strategy Officer2017-03-06Sale998.0$196.16
GOETZ JOHNEVP, Chief Operating Officer2017-03-02Sale3,500.0$196.34
STARK JAMES RVP, Corporate Controller2016-11-09Sale1,299.0$171.42
Hall ShannonExecutive Vice President2016-11-07Sale84.0$165.62
STARK JAMES RVP, Corporate Controller2016-11-07Sale76.0$165.62
Magni GiovanniEVP, Chief Strategy Officer2016-11-07Sale91.0$165.62