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BIO-RAD LABORATORIES, INC.

BIO Net selling
CIK 0000012208 #931 in the set updated 18 Sep 2026
Bought (120 mo)
$109.79K
out of their own pocket, the only kind of buying there is
Sold (120 mo)
$41.50M
$0.00 on a plan · $31.64M straight out of an exercise
Sold at will
$9.86M
48 of 101 sales
Net
−$41.39M
−$9.75M against sales at will

By person

32 insiders · 131 transactions
8.6×

Norman Schwartz holds 8.6 times base salary in stock. $9.43M of shares against $1.09M in salary for 2025.

Salary from the company's own proxy. The shares are what Norman Schwartz last reported holding, valued at $246.54, the price Bio-Rad A Common Stock was last bought or sold at on the open market here, on 11 May 2026.

Insider
Role
Bought
Sold
Net
Holding
Of company
Worth
Change
Magni Giovanni
EVP, Chief Strategy Officer
$9.88M (11) scheduled
−$9.88M
22,495
0.084%
$5.55M
+66.6%
TUMOLO ANNETTE
Executive Vice President
$6.91M (12) scheduled
−$6.91M
4,593
0.017%
$1.13M
+367.6%
Crowley Michael
EVP, GBL Commercial Operations
$6.60M (17) scheduled
−$6.60M
8,171
0.031%
$2.01M
+180.1%
ERNST TIMOTHY S
EVP, General Counsel & Sec
$4.62M (17) scheduled
−$4.62M
3,397
0.013%
$837.61K
+543.1%
Last Andrew J.
EVP, Chief Operating Officer
$2.62M (4) scheduled
−$2.62M
7,559
0.028%
$1.86M
+2,685%
Daskal Ilan
EVP, Chief Financial Officer
$2.40M (6) scheduled
−$2.40M
2,486
0.009%
$612.95K
+2,332%
HERTIA JOHN
Executive Vice President
$2.21M (10) scheduled
−$2.21M
18,728
0.070%
$4.62M
+82.6%
TSINGOS CHRISTINE A
EVP and CFO
$1.59M (2) scheduled
−$1.59M
6,683
0.025%
$1.65M
+22.3%
GOETZ JOHN
EVP, Chief Operating Officer
$1.46M (2) scheduled
−$1.46M
66,473
0.249%
$16.39M
+14.8%
STARK JAMES R
VP, Corporate Controller
$951.13K (5)
−$951.13K
0
0.000%
$0.00
−100.0%
RAMALINGAM AJIT
SVP, Chief Accounting Officer
$511.27K (6)
−$511.27K
403
0.002%
$99.45K
+163.4%
Hall Shannon
Executive Vice President
$489.69K (3)
−$489.69K
565
0.002%
$139.19K
−59.0%
BARRY JAMES
EVP, President, LSG
$420.19K (2)
−$420.19K
2,025
0.008%
$499.17K
+2,545%
WRIGHT DARA
EVP, President, CDG
$358.99K (1)
−$358.99K
1,827
0.007%
$450.45K
+1,782%
HUTTON RONALD W
Vice President and Treasurer
$202.61K (1)
−$202.61K
4,688
0.018%
$1.16M
+58.1%
SCHWARTZ STEVEN D
10% owner
$148.44K (1)
−$148.44K
38,240
0.143%
$9.43M
+123.2%
ENGELHARDT EVA ANETTE
EVP, President, CDG
$135.60K (1)
−$135.60K
1,828
0.007%
$450.68K
Hinckley Greg K
Director
$109.79K (1)
+$109.79K
1,215
0.005%
$299.55K
SCHWARTZ NORMAN D
Chairman & CEO
5,064,236
18.9%
$1.25B
+4.0%
SCHWARTZ ALICE N
10% owner
437,510
1.6%
$107.86M
−12.5%
COREY COLLEEN
EVP, Global Human Resources
19,550
0.073%
$4.82M
+23.1%
Dahowski Diane
EVP, Global Supply Chain
11,880
0.044%
$2.93M
+30.9%
Lakkaraju Roop Kalyan
EVP, Chief Financial Officer
4,151
0.016%
$1.02M
+1,547%
EVRAN SEDAT
EVP, Global Supply Chain
3,603
0.013%
$888.31K
+1,051%
MAY SIMON
EVP, President, LSG
3,105
0.012%
$765.50K
+2,167%
DiVincenzo Jonathan P.
President & COO
1,963
0.007%
$483.96K
Allison Schwartz
Director
1,734
0.006%
$427.50K
+144.9%
ENLOE COURTNEY C
EVP, General Counsel & Sec
1,652
0.006%
$407.23K
+5,640%
Mehta Rajat
EVP, GBL Commercial Operations
1,232
0.005%
$303.75K
+761.3%
PEI MELINDA LITHERLAND
Director
715
0.003%
$176.28K
EDWARDS JEFFREY L
Director
715
0.003%
$176.28K
PINKSTON ARNOLD A
Director
715
0.003%
$176.28K
Insider
Date
Role
Action
Shares
Price
Amount
Crowley Michael
14 Mar 2025
EVP, GBL Commercial Operations
Sold after exercise
3,000
$247.06
$741.18K
Last Andrew J.
6 Sep 2024
EVP, Chief Operating Officer
Sold after exercise
3,000
$329.94
$989.82K
ERNST TIMOTHY S
28 Feb 2024
EVP, General Counsel & Sec
Sold after exercise
2,500
$330.55
$826.38K
Crowley Michael
27 Feb 2024
EVP, GBL Commercial Operations
Sold after exercise
3,000
$336.00
$1.01M
ERNST TIMOTHY S
30 Aug 2023
EVP, General Counsel & Sec
Sold after exercise
377
$396.44
$149.46K
ERNST TIMOTHY S
30 Aug 2023
EVP, General Counsel & Sec
Sold after exercise
1,582
$395.76
$626.09K
ERNST TIMOTHY S
30 Aug 2023
EVP, General Counsel & Sec
Sold after exercise
391
$394.16
$154.12K
ERNST TIMOTHY S
8 Mar 2023
EVP, General Counsel & Sec
Sold after exercise
746
$486.89
$363.22K
ERNST TIMOTHY S
8 Mar 2023
EVP, General Counsel & Sec
Sold after exercise
1,000
$486.08
$486.08K
TUMOLO ANNETTE
12 Nov 2021
Executive Vice President
Sold after exercise
4,800
$750.05
$3.60M
TUMOLO ANNETTE
11 Nov 2021
Executive Vice President
Sold after exercise
500
$750.00
$375.00K
TUMOLO ANNETTE
11 Nov 2021
Executive Vice President
Sold after exercise
613
$748.84
$459.04K
TUMOLO ANNETTE
11 Nov 2021
Executive Vice President
Sold after exercise
433
$748.08
$323.92K
Daskal Ilan
2 Sep 2021
EVP, Chief Financial Officer
Sold after exercise
100
$828.01
$82.80K
Daskal Ilan
2 Sep 2021
EVP, Chief Financial Officer
Sold after exercise
440
$828.00
$364.32K
Last Andrew J.
1 Sep 2021
EVP, Chief Operating Officer
Sold after exercise
599
$814.09
$487.64K
Last Andrew J.
1 Sep 2021
EVP, Chief Operating Officer
Sold after exercise
651
$813.15
$529.36K
Last Andrew J.
1 Sep 2021
EVP, Chief Operating Officer
Sold after exercise
750
$812.27
$609.20K
Crowley Michael
9 Aug 2021
EVP, GBL Commercial Operations
Sold after exercise
430
$755.72
$324.96K
Crowley Michael
9 Aug 2021
EVP, GBL Commercial Operations
Sold after exercise
2,570
$754.80
$1.94M
Daskal Ilan
4 Aug 2021
EVP, Chief Financial Officer
Sold after exercise
489
$753.32
$368.37K
Daskal Ilan
4 Aug 2021
EVP, Chief Financial Officer
Sold after exercise
954
$751.98
$717.39K
Daskal Ilan
4 Aug 2021
EVP, Chief Financial Officer
Sold after exercise
857
$750.85
$643.48K
ERNST TIMOTHY S
19 Feb 2021
EVP, General Counsel & Sec
Sold after exercise
196
$640.17
$125.54K
ERNST TIMOTHY S
19 Feb 2021
EVP, General Counsel & Sec
Sold after exercise
327
$640.92
$209.58K
ERNST TIMOTHY S
19 Feb 2021
EVP, General Counsel & Sec
Sold after exercise
400
$640.94
$256.38K
TUMOLO ANNETTE
6 Nov 2020
Executive Vice President
Sold after exercise
246
$641.53
$157.82K
TUMOLO ANNETTE
6 Nov 2020
Executive Vice President
Sold after exercise
734
$640.78
$470.33K
TUMOLO ANNETTE
6 Nov 2020
Executive Vice President
Sold after exercise
220
$639.62
$140.72K
Magni Giovanni
19 Aug 2020
EVP, Chief Strategy Officer
Sold after exercise
339
$521.86
$176.91K
Magni Giovanni
19 Aug 2020
EVP, Chief Strategy Officer
Sold after exercise
5,668
$520.94
$2.95M
Magni Giovanni
19 Aug 2020
EVP, Chief Strategy Officer
Sold after exercise
1,133
$519.89
$589.04K
Magni Giovanni
19 Aug 2020
EVP, Chief Strategy Officer
Sold after exercise
5,392
$518.76
$2.80M
Magni Giovanni
19 Aug 2020
EVP, Chief Strategy Officer
Sold after exercise
315
$517.64
$163.06K
ERNST TIMOTHY S
4 Dec 2019
EVP, General Counsel & Sec
Sold after exercise
656
$370.12
$242.80K
ERNST TIMOTHY S
4 Dec 2019
EVP, General Counsel & Sec
Sold after exercise
1,250
$370.11
$462.64K
HERTIA JOHN
12 Sep 2019
Executive Vice President
Sold after exercise
41
$329.00
$13.49K
HERTIA JOHN
12 Sep 2019
Executive Vice President
Sold after exercise
797
$328.25
$261.62K
HERTIA JOHN
9 Sep 2019
Executive Vice President
Sold after exercise
444
$336.47
$149.39K
HERTIA JOHN
6 Sep 2019
Executive Vice President
Sold after exercise
100
$340.00
$34.00K
HERTIA JOHN
6 Sep 2019
Executive Vice President
Sold after exercise
543
$338.97
$184.06K
HERTIA JOHN
6 Sep 2019
Executive Vice President
Sold after exercise
750
$338.01
$253.51K
HERTIA JOHN
6 Sep 2019
Executive Vice President
Sold after exercise
1,231
$336.80
$414.60K
HERTIA JOHN
6 Sep 2019
Executive Vice President
Sold after exercise
1,871
$335.64
$627.98K
HERTIA JOHN
6 Sep 2019
Executive Vice President
Sold after exercise
700
$334.77
$234.34K
Crowley Michael
4 Sep 2019
EVP, GBL Commercial Operations
Sold after exercise
1,089
$333.08
$362.72K
TUMOLO ANNETTE
11 Dec 2018
Executive Vice President
Sold after exercise
1,200
$255.00
$306.00K
TUMOLO ANNETTE
11 Dec 2018
Executive Vice President
Sold after exercise
1,176
$254.00
$298.70K
TSINGOS CHRISTINE A
14 Dec 2017
EVP and CFO
Sold after exercise
4,980
$249.40
$1.24M
GOETZ JOHN
11 May 2017
EVP, Chief Operating Officer
Sold after exercise
3,500
$220.17
$770.59K
Magni Giovanni
6 Mar 2017
EVP, Chief Strategy Officer
Sold after exercise
3,500
$195.87
$685.53K
Magni Giovanni
6 Mar 2017
EVP, Chief Strategy Officer
Sold after exercise
998
$196.16
$195.77K
GOETZ JOHN
2 Mar 2017
EVP, Chief Operating Officer
Sold after exercise
3,500
$196.34
$687.19K

What was left out

Form 4 filings counted 391
Amendments (4/A) skipped 3
Filings about a different issuer 0
Unreadable filings 0
Joint filings 0
Sales on a Rule 10b5-1 plan 0
Sales straight out of an exercise 53
Sales at will 48
Transactions with no price 0
Shares from compensation/vesting 1,188,134
Sales filed before the plan box existed 37
History held since 9 Sep 2016