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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:
MERCK AND CO INC: MRK
Price: 2/21/25 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
$89.50 $134.63 $81.04 $226,403 2,530 13,985 3.6% 1.2% 80.00% 0.71%
Exch Sector Industry Sub-Industry
NYSE Manufacturing Chemicals And Allied Products Pharmaceutical Preparations
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#
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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
    
 
WILLIAMS DAVID MICHAEL
VP,IO
JB
$1,217,708
10,196
---
1/22/24
---
$119.43
21,263
92.1
D
---
1/24/24 - 4:14:32 pm
2
    
 
MIZELL STEVEN
VP,HR
JB
$2,195,601
18,384
---
1/22/24
---
$119.43
41,319
80.2
D
---
1/24/24 - 4:13:06 pm
3
    
 
ZACHARY JENNIFER
VP,GC
JB
$2,782,480
23,298
---
1/22/24
---
$119.43
59,140
65.0
D
---
1/24/24 - 4:11:35 pm
4
    
 
LI DEAN Y
VP,PR
JB
$3,076,517
25,760
---
1/22/24
---
$119.43
46,242
125.8
D
---
1/24/24 - 4:10:00 pm
5
    
 
DAVIS ROBERT M
CB,CEO,PR,DIR
JB
$9,137,589
76,510
---
1/22/24
---
$119.43
348,327
28.1
D
---
1/24/24 - 4:08:25 pm
6
    
 
DELUCA RICHARD R
VP,PR
JB
$2,782,241
23,296
---
1/22/24
---
$119.43
135,783
20.7
D
---
1/24/24 - 4:06:58 pm
7
    
 
CHATTOPADHYAY SANAT
VP,PR
JB
$3,190,692
26,716
---
1/22/24
---
$119.43
26,716
New
D
---
1/24/24 - 4:05:21 pm
8
    
 
LITCHFIELD CAROLINE
VP,CFO
JB
$2,294,012
19,208
---
1/22/24
---
$119.43
50,908
60.6
D
---
1/24/24 - 4:03:40 pm
9
    
 
KLOBUCHAR MICHAEL A
VP
JB
$465,299
3,896
---
1/22/24
---
$119.43
23,098
20.3
D
---
1/24/24 - 4:01:59 pm
10
    
 
SMART DALTON
VP,FO,CT
3
---
---
---
12/4/23
---
---
6
---
D
R
12/13/23 - 5:27:54 pm
11
    
 
OOSTHUIZEN JOHANNES JACOBUS
PR
S
$213,061
2,081
---
11/9/23
---
$102.38
18,191
-10.3
D
---
11/13/23 - 7:36:11 am
12
1y
8
25%
7%
1
DELUCA RICHARD R
VP,PR
S
$4,602,669
43,823
---
11/8/23
---
$105.03
111,764
-28.2
D
---
11/9/23 - 9:04:17 am
13
    
 
OOSTHUIZEN JOHANNES JACOBUS
PR
JS
$46,372
451
---
10/30/23
---
$102.82
20,272
-2.2
D
R
10/31/23 - 11:08:20 am
14
    
 
OOSTHUIZEN JOHANNES JACOBUS
PR
JB
$94,080
915
---
10/30/23
---
$102.82
20,723
4.6
D
R
10/31/23 - 11:08:20 am
15
1y
9
22%
6%
5
MIZELL STEVEN
VP,HR
S
$463,293
4,250
---
8/14/23
---
$109.01
22,935
-15.6
D
---
8/15/23 - 4:08:53 pm
16
    
 
GUINDO CHIRFI
SO
JS
$1,901,437
17,989
---
8/3/23
---
$105.70
20,353
-46.9
D
R
8/4/23 - 4:17:26 pm
17
    
 
GUINDO CHIRFI
SO
JB
$3,900,436
36,901
---
8/3/23
---
$105.70
38,342
2,561.4
D
R
8/4/23 - 4:17:26 pm
18
1y
9
22%
6%
5
MIZELL STEVEN
VP,HR
S
$474,701
4,500
---
8/3/23
---
$105.49
27,185
-14.2
D
---
8/4/23 - 4:06:35 pm
19
    
 
ROMANELLI JOSEPH
PR,HR
S
$6,335
59
---
8/2/23
---
$107.37
---
All
I
---
8/3/23 - 4:08:10 pm
20
    
 
ROMANELLI JOSEPH
PR,HR
S
$3,221
30
---
8/2/23
---
$107.37
20,569
-0.1
D
---
8/3/23 - 4:08:10 pm
21
    
 
ZACHARY JENNIFER
VP,GC
S
$2,250,834
19,141
---
5/4/23
---
$117.59
35,128
-35.3
D
---
5/5/23 - 5:13:06 pm
22
    
 
OOSTHUIZEN JOHANNES JACOBUS
PR
JS
$52,844
447
---
5/4/23
---
$118.22
19,760
-2.2
D
R
5/5/23 - 5:09:36 pm
23
    
 
OOSTHUIZEN JOHANNES JACOBUS
PR
JB
$107,226
907
---
5/4/23
---
$118.22
20,207
4.7
D
R
5/5/23 - 5:09:36 pm
24
    
 
KLOBUCHAR MICHAEL A
VP
JS
$51,544
436
---
5/4/23
---
$118.22
19,040
-2.2
D
R
5/5/23 - 5:06:32 pm
25
    
 
KLOBUCHAR MICHAEL A
VP
JB
$104,625
885
---
5/4/23
---
$118.22
19,476
4.8
D
R
5/5/23 - 5:06:32 pm
26
    
 
LECOINTE CEPHAS LISA
VP
OS
$60,805
515
5/3/23
5/4/23
$117.89
$118.22
4,608
-10.1
D
R
5/5/23 - 5:01:15 pm
27
    
 
LECOINTE CEPHAS LISA
VP
JB
$96,113
813
---
5/4/23
---
$118.22
5,421
17.6
D
R
5/5/23 - 5:01:15 pm
28
1y
6
17%
7%
1
KARACHUN RITA A
VP,CT
OS
$71,077
602
5/3/23
5/4/23
$117.89
$118.22
45,087
-1.3
D
R
5/5/23 - 4:54:07 pm
29
1y
6
17%
7%
1
KARACHUN RITA A
VP,CT
OS
$1,865,843
15,875
---
5/4/23
---
$117.53
45,710
-25.8
D
R
5/5/23 - 4:54:07 pm
30
    
 
KARACHUN RITA A
VP,CT
JB
$112,191
949
---
5/4/23
---
$118.22
46,036
2.1
D
R
5/5/23 - 4:54:07 pm
31
    
 
KARACHUN RITA A
VP,CT
OE
$1,080,027
16,678
5/3/23
5/4/23
---
$62.07
61,585
37.1
D
R
5/5/23 - 4:54:07 pm
32
1y
9
22%
6%
5
MIZELL STEVEN
VP,HR
OS
$6,355,056
53,400
---
5/3/23
---
$119.01
31,685
-62.8
D
10b
5/5/23 - 5:19:27 pm
33
    
 
MIZELL STEVEN
VP,HR
OE
$3,928,540
52,000
---
5/3/23
$73.73
$75.36
73,085
246.6
D
10b
5/5/23 - 5:19:27 pm
34
    
 
LECOINTE CEPHAS LISA
VP
OE
$81,226
689
---
5/3/23
---
$117.89
4,844
16.6
D
R
5/5/23 - 5:01:15 pm
35
    
 
WILLIAMS DAVID MICHAEL
VP,IO
OS
$877,222
7,509
---
5/2/23
---
$116.82
11,059
-40.4
D
R
5/3/23 - 4:29:59 pm
36
    
 
WILLIAMS DAVID MICHAEL
VP,IO
OE
$338,201
6,035
---
5/2/23
---
$56.04
18,568
48.2
D
R
5/3/23 - 4:29:59 pm
37
    
 
WILLIAMS DAVID MICHAEL
VP,IO
JS
$22,863
198
---
5/1/23
---
$115.47
12,533
-1.6
D
R
5/3/23 - 4:29:59 pm
38
    
 
WILLIAMS DAVID MICHAEL
VP,IO
JB
$66,626
577
---
5/1/23
---
$115.47
12,731
4.7
D
R
5/3/23 - 4:29:59 pm
39
    
 
KARACHUN RITA A
VP,CT
JS
$36,835
319
---
5/1/23
---
$115.47
44,560
-0.7
D
R
5/3/23 - 4:24:55 pm
40
    
 
KARACHUN RITA A
VP,CT
JB
$107,387
930
---
5/1/23
---
$115.47
44,879
2.1
D
R
5/3/23 - 4:24:55 pm
41
    
 
LI DEAN Y
VP,PR
JS
$60,506
524
---
5/1/23
---
$115.47
20,471
-2.5
D
R
5/3/23 - 4:10:55 pm
42
    
 
LI DEAN Y
VP,PR
JB
$122,629
1,062
---
5/1/23
---
$115.47
20,995
5.3
D
R
5/3/23 - 4:10:55 pm
43
    
 
LITCHFIELD CAROLINE
VP,CFO
JS
$49,306
427
---
5/1/23
---
$115.47
31,691
-1.3
D
R
5/3/23 - 4:07:10 pm
44
    
 
LITCHFIELD CAROLINE
VP,CFO
JB
$99,997
866
---
5/1/23
---
$115.47
32,118
2.8
D
R
5/3/23 - 4:07:10 pm
45
    
 
OOSTHUIZEN JOHANNES JACOBUS
PR
JS
$49,306
427
---
5/1/23
---
$115.47
19,300
-2.2
D
R
5/3/23 - 3:54:43 pm
46
    
 
OOSTHUIZEN JOHANNES JACOBUS
PR
JB
$99,997
866
---
5/1/23
---
$115.47
19,727
4.6
D
R
5/3/23 - 3:54:43 pm
47
    
 
LECOINTE CEPHAS LISA
VP
JS
$25,519
221
---
5/1/23
---
$115.47
4,155
-5.1
D
R
5/3/23 - 3:11:30 pm
48
    
 
LECOINTE CEPHAS LISA
VP
JB
$74,247
643
---
5/1/23
---
$115.47
4,376
17.2
D
R
5/3/23 - 3:11:30 pm
49
    
 
KLOBUCHAR MICHAEL A
VP
JS
$49,306
427
---
5/1/23
---
$115.47
18,591
-2.2
D
R
5/3/23 - 3:00:31 pm
50
    
 
KLOBUCHAR MICHAEL A
VP
JB
$99,997
866
---
5/1/23
---
$115.47
18,901
4.8
D
R
5/3/23 - 3:00:31 pm
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