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 B  AB  JB*  OB  OE*  OE
 S  AS  JS*  OS  OS*  3
 JB
 JS
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Detailed Insider History for:
BIO RAD LABORATORIES INC: BIO
Price: 4/10/24 52-Wk
High		 52-Wk
Low		 Mkt Cap (mm) Shrs Out (mm) 3-Mth Ave
Vol (m)		 Ind. Yield Short Int
% Float		 Inst. Owned Insider Owned
$331.09 $494.05 $261.59 $9,358 23 203 0.0% 2.9% 81.71% 15.23%
Exch Sector Industry Sub-Industry
NYSE Manufacturing Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks Laboratory Analytical Instruments
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Insider Statistics
T N H M S
Filer Name
Insider Title
Trans Type
Dollar Value
Shares Traded
Trans Date From
Trans Date To
Trans Price From
Trans Price To
Total Holdings
Delta % Owned
Owned
Other Info
Input Date
1
    
 
LAKKARAJU ROOP KALYAN
VP,CFO
3
---
---
---
4/15/24
---
---
---
---
D
---
4/17/24 - 11:27:54 am
2
1y
5
40%
27%
1
ERNST TIMOTHY S
VP,GC,SEC
OS
$826,375
2,500
---
2/28/24
---
$330.55
3,397
-42.4
D
---
2/29/24 - 5:24:05 pm
3
    
 
ERNST TIMOTHY S
VP,GC,SEC
OE
$815,375
2,500
---
2/28/24
---
$326.15
5,897
73.6
D
---
2/29/24 - 5:24:05 pm
4
1y
19
11%
26%
1
CROWLEY MICHAEL
VP,OO
S
$1,008,000
3,000
---
2/27/24
---
$336.00
6,942
-30.2
D
---
2/28/24 - 6:38:38 pm
5
    
 
CROWLEY MICHAEL
VP,OO
OE
$647,940
3,000
---
2/27/24
---
$215.98
9,942
43.2
D
---
2/28/24 - 6:38:38 pm
6
    
 
WRIGHT DARA
VP,PR
JS
$53,265
174
---
12/16/23
---
$306.12
1,827
-8.7
D
R
12/19/23 - 12:19:02 pm
7
    
 
WRIGHT DARA
VP,PR
JB
---
502
---
12/16/23
---
---
2,001
33.5
D
R
12/19/23 - 12:19:02 pm
8
    
 
WRIGHT DARA
VP,PR
S
$358,992
1,200
---
12/12/23
---
$299.16
1,499
-44.5
D
---
12/12/23 - 7:43:23 pm
9
    
 
SCHWARTZ ALICE N
BO
JS
---
3,564
---
12/5/23
---
---
437,852
-0.8
I
---
12/7/23 - 4:26:15 pm
10
1y
19
11%
26%
1
CROWLEY MICHAEL
VP,OO
S
$195,874
642
---
11/28/23
---
$305.10
6,942
-8.5
D
---
11/28/23 - 5:48:33 pm
11
    
 
DEVILLIERS TANIA
AO
3
---
---
---
9/19/23
---
---
55
---
D
R
9/27/23 - 4:07:11 pm
12
    
 
EVRAN SEDAT
VP
3
---
---
---
9/5/23
---
---
20
---
D
---
9/14/23 - 8:31:19 pm
13
    
 
ERNST TIMOTHY S
VP,GC,SEC
JB
$236,760
600
9/1/23
9/4/23
---
$394.60
3,384
21.6
D
R
9/6/23 - 1:06:34 pm
14
    
 
CROWLEY MICHAEL
VP,OO
JB
$247,809
628
9/1/23
9/4/23
---
$394.60
7,584
9.0
D
R
9/6/23 - 1:02:20 pm
15
    
 
ALLISON SCHWARTZ
DIR
JB
$27,227
69
9/1/23
9/4/23
---
$394.60
1,176
6.2
D
R
9/6/23 - 12:58:42 pm
16
    
 
DAHOWSKI DIANE
VP
JB
$228,868
580
9/1/23
9/4/23
---
$394.60
11,880
5.1
D
R
9/6/23 - 12:56:20 pm
17
    
 
MAY SIMON
VP,PR
JB
$243,468
617
9/1/23
9/4/23
---
$394.60
3,105
24.8
D
R
9/6/23 - 12:55:03 pm
18
    
 
COREY COLLEEN
VP,HR
JB
$178,754
453
9/1/23
9/4/23
---
$394.60
17,223
2.7
D
R
9/6/23 - 12:52:48 pm
19
    
 
ERNST TIMOTHY S
VP,GC,SEC
JS
$140,872
357
9/1/23
9/3/23
---
$394.60
2,717
-11.6
D
R
9/6/23 - 1:06:34 pm
20
    
 
CROWLEY MICHAEL
VP,OO
JS
$135,348
343
9/1/23
9/3/23
---
$394.60
6,644
-4.9
D
R
9/6/23 - 1:02:20 pm
21
    
 
ALLISON SCHWARTZ
DIR
JS
$13,811
35
9/1/23
9/3/23
---
$394.60
1,069
-3.2
D
R
9/6/23 - 12:58:42 pm
22
    
 
DAHOWSKI DIANE
VP
JS
$112,856
286
9/1/23
9/3/23
---
$394.60
10,996
-2.5
D
R
9/6/23 - 12:56:20 pm
23
    
 
MAY SIMON
VP,PR
JS
$122,721
311
9/1/23
9/3/23
---
$394.60
2,189
-12.4
D
R
9/6/23 - 12:55:03 pm
24
    
 
COREY COLLEEN
VP,HR
JS
$102,596
260
9/1/23
9/3/23
---
$394.60
16,272
-1.6
D
R
9/6/23 - 12:52:48 pm
25
    
 
LAST ANDREW J
VP,COO
JS
$456,552
1,157
9/1/23
9/2/23
---
$394.60
4,231
-21.5
D
R
9/6/23 - 2:28:00 pm
26
    
 
LAST ANDREW J
VP,COO
JB
---
2,403
9/1/23
9/2/23
---
---
5,488
77.9
D
R
9/6/23 - 2:28:00 pm
27
    
 
WRIGHT DARA
VP
JS
$185,857
471
9/1/23
9/2/23
---
$394.60
2,135
-18.1
D
R
9/6/23 - 1:08:49 pm
28
    
 
WRIGHT DARA
VP
JB
---
1,358
9/1/23
9/2/23
---
---
2,832
92.1
D
R
9/6/23 - 1:08:49 pm
29
    
 
RAMALINGAM AJIT
VP,CAO
JS
$80,104
203
9/1/23
9/2/23
---
$394.60
136
-59.8
D
R
9/6/23 - 1:04:25 pm
30
    
 
RAMALINGAM AJIT
VP,CAO
JB
---
583
9/1/23
9/2/23
---
---
487
---
D
R
9/6/23 - 1:04:25 pm
31
    
 
DASKAL ILAN
VP,CFO
JS
$283,323
718
9/1/23
9/2/23
---
$394.60
1,966
-26.7
D
R
9/6/23 - 1:00:02 pm
32
    
 
DASKAL ILAN
VP,CFO
JB
---
1,692
9/1/23
9/2/23
---
---
2,755
159.1
D
R
9/6/23 - 1:00:02 pm
33
1y
5
40%
27%
1
ERNST TIMOTHY S
VP,GC,SEC
OS
$929,667
2,350
---
8/30/23
$394.16
$396.44
2,416
-49.3
D
---
8/31/23 - 2:00:55 pm
34
    
 
ERNST TIMOTHY S
VP,GC,SEC
OE
$507,553
2,350
---
8/30/23
---
$215.98
4,766
97.3
D
---
8/31/23 - 2:00:55 pm
35
--
--
--
--
1
SCHWARTZ NORMAN D
CB,PR,CEO,DIR,BO
OS
$11,600,385
30,385
---
8/25/23
---
$381.78
345,300
-8.1
D
R
8/28/23 - 1:29:48 pm
36
    
 
SCHWARTZ NORMAN D
CB,PR,CEO,DIR,BO
JB
---
10,072
---
8/25/23
---
---
434,210
2.4
D
R
8/28/23 - 1:29:48 pm
37
    
 
SCHWARTZ NORMAN D
CB,PR,CEO,DIR,BO
OE
$4,582,500
39,000
---
8/25/23
---
$117.50
370,689
11.8
D
R
8/28/23 - 1:29:48 pm
38
1y
5
40%
27%
1
ERNST TIMOTHY S
VP,GC,SEC
S
$115,407
300
---
8/23/23
---
$384.69
2,416
-11.0
D
---
8/23/23 - 7:42:11 pm
39
1y
19
11%
26%
1
CROWLEY MICHAEL
VP,OO
S
$189,695
500
---
6/15/23
---
$379.39
6,040
-7.6
D
---
6/16/23 - 2:02:37 pm
40
    
 
RAMALINGAM AJIT
VP,CAO
JS
$73,053
198
---
6/6/23
---
$368.28
---
All
D
---
6/7/23 - 11:31:30 am
41
    
 
LAST ANDREW J
VP,COO
JS
$155,973
346
---
4/29/23
---
$450.79
3,767
-8.4
D
R
5/1/23 - 12:51:12 pm
42
    
 
LAST ANDREW J
VP,COO
JB
---
1,000
---
4/29/23
---
---
4,113
32.1
D
R
5/1/23 - 12:51:12 pm
43
    
 
RAMALINGAM AJIT
VP,CAO
JS
$43,276
96
---
4/29/23
---
$450.79
198
-32.6
D
R
5/1/23 - 12:50:01 pm
44
    
 
RAMALINGAM AJIT
VP,CAO
JB
---
277
---
4/29/23
---
---
294
1,596.4
D
R
5/1/23 - 12:50:01 pm
45
    
 
COREY COLLEEN
VP,HR
3
---
---
---
4/26/23
---
---
15,880
---
D
R
5/4/23 - 5:06:49 pm
46
    
 
DASKAL ILAN
VP,CFO
JS
$113,296
243
---
4/8/23
---
$466.24
1,493
-14.0
D
R
4/11/23 - 2:39:17 pm
47
    
 
DASKAL ILAN
VP,CFO
JB
---
700
---
4/8/23
---
---
1,736
67.6
D
R
4/11/23 - 2:39:17 pm
48
1y
5
40%
27%
1
ERNST TIMOTHY S
VP,GC,SEC
OS
$849,300
1,746
---
3/8/23
$486.08
$486.89
2,671
-39.5
D
---
3/8/23 - 8:00:15 pm
49
    
 
ERNST TIMOTHY S
VP,GC,SEC
OE
$167,819
1,000
---
3/8/23
$159.32
$215.98
4,417
29.3
D
---
3/8/23 - 8:00:15 pm
50
    
 
WRIGHT DARA
VP
JS
$92,203
226
---
12/16/22
---
$407.98
1,762
-11.4
D
R
12/19/22 - 11:52:44 am
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