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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: 3/20/26 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
$114.18 $125.14 $73.31 $282,298 2,472 12,113 3.0% 1.4% 81.37% 0.06%
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
    
 
LITCHFIELD CAROLINE
VP,CFO
JB
$2,294,930
23,432
---
1/27/25
---
$97.94
74,340
46.0
D
---
1/29/25 - 6:21:12 pm
2
    
 
LI DEAN Y
VP,PR
JB
$3,194,901
32,621
---
1/27/25
---
$97.94
79,592
69.4
D
---
1/29/25 - 6:19:34 pm
3
    
 
DOWNING CRISTAL N
O
JB
$925,141
9,446
---
1/27/25
---
$97.94
9,446
New
D
---
1/29/25 - 6:17:11 pm
4
    
 
DELUCA RICHARD R
VP,PR
JB
$2,491,398
25,438
---
1/27/25
---
$97.94
178,993
16.6
D
---
1/29/25 - 6:14:21 pm
5
    
 
DAVIS ROBERT M
CB,CEO,PR,DIR
JB
$9,331,234
95,275
---
1/27/25
---
$97.94
443,602
27.4
D
---
1/29/25 - 6:12:09 pm
6
    
 
CHATTOPADHYAY SANAT
VP,PR
JB
$2,755,640
28,136
---
1/27/25
---
$97.94
78,758
55.6
D
---
1/29/25 - 6:09:19 pm
7
    
 
GUINDO CHIRFI
SO
JB
$2,757,795
28,158
---
1/27/25
---
$97.94
69,144
68.7
D
---
1/29/25 - 6:07:13 pm
8
    
 
KARSANBHAI SURENDRALAL LANCA
DIR
3
---
---
---
1/1/25
---
---
1
---
D
---
1/3/25 - 12:55:09 pm
9
    
 
GUINDO CHIRFI
SO
JS
$2,005,862
17,412
---
8/5/24
---
$115.20
40,370
-30.1
D
R
8/6/24 - 12:20:35 pm
10
    
 
GUINDO CHIRFI
SO
JB
$4,250,995
36,901
---
8/5/24
---
$115.20
57,782
176.7
D
R
8/6/24 - 12:20:35 pm
11
    
 
SMART DALTON
VP,FO,CT
JS
$146,888
1,147
5/3/24
5/4/24
---
$127.51
3,178
-26.5
D
R
5/6/24 - 4:10:26 pm
12
    
 
SMART DALTON
VP,FO,CT
JB
$340,456
2,658
5/3/24
5/4/24
---
$127.51
4,730
128.3
D
R
5/6/24 - 4:10:26 pm
13
    
 
DELUCA RICHARD R
VP,PR
JS
$1,703,534
13,360
---
5/4/24
---
$127.51
150,360
-8.2
D
R
5/6/24 - 4:08:55 pm
14
    
 
DELUCA RICHARD R
VP,PR
JB
$3,458,836
27,126
---
5/4/24
---
$127.51
163,720
19.9
D
R
5/6/24 - 4:08:55 pm
15
    
 
KLOBUCHAR MICHAEL A
VP
JS
$55,722
437
---
5/4/24
---
$127.51
23,621
-1.8
D
R
5/6/24 - 4:06:55 pm
16
    
 
KLOBUCHAR MICHAEL A
VP
JB
$113,101
887
---
5/4/24
---
$127.51
24,058
3.8
D
R
5/6/24 - 4:06:55 pm
17
    
 
OOSTHUIZEN JOHANNES JACOBUS
PR
JS
$57,380
450
---
5/4/24
---
$127.51
23,821
-1.9
D
R
5/6/24 - 4:01:39 pm
18
    
 
OOSTHUIZEN JOHANNES JACOBUS
PR
JB
$116,289
912
---
5/4/24
---
$127.51
24,271
3.9
D
R
5/6/24 - 4:01:39 pm
19
    
 
ROMANELLI JOSEPH
PR,HR
JS
$143,612
1,115
---
5/2/24
---
$128.80
20,716
-5.1
D
R
5/2/24 - 4:29:38 pm
20
    
 
ROMANELLI JOSEPH
PR,HR
JB
$291,346
2,262
---
5/2/24
---
$128.80
21,831
11.6
D
R
5/2/24 - 4:29:38 pm
21
    
 
SMART DALTON
VP,FO,CT
JS
$16,873
131
---
5/2/24
---
$128.80
2,917
-4.3
D
R
5/2/24 - 4:23:48 pm
22
    
 
SMART DALTON
VP,FO,CT
JB
$49,073
381
---
5/2/24
---
$128.80
3,048
14.3
D
R
5/2/24 - 4:23:48 pm
23
    
 
LARSON BETTY D
VP,HR
3
---
---
---
4/1/24
---
---
---
---
---
---
4/8/24 - 1:56:05 pm
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