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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: 9/12/25 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
$82.81 $119.38 $73.31 $206,841 2,498 13,737 3.9% 1.1% 80.59% 0.07%
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
    
 
OOSTHUIZEN JOHANNES JACOBUS
PR
OS
$2,411,111
18,959
---
2/2/24
---
$127.17
23,327
-44.8
D
---
2/5/24 - 4:01:30 pm
2
    
 
OOSTHUIZEN JOHANNES JACOBUS
PR
OE
$1,649,906
20,937
---
2/2/24
$73.73
$87.10
42,286
98.1
D
---
2/5/24 - 4:01:30 pm
3
1y
9
22%
6%
6
MIZELL STEVEN
VP,HR
OS
$6,420,350
50,694
---
2/2/24
---
$126.65
23,619
-68.2
D
---
2/2/24 - 4:07:51 pm
4
    
 
MIZELL STEVEN
VP,HR
OE
$2,430,159
32,994
---
2/2/24
$70.71
$73.73
74,313
79.9
D
---
2/2/24 - 4:07:51 pm
5
    
 
ZACHARY JENNIFER
VP,GC
OS
$6,284,779
49,499
---
2/2/24
---
$126.97
29,058
-63.0
D
---
2/2/24 - 4:05:33 pm
6
    
 
ZACHARY JENNIFER
VP,GC
OE
$1,691,221
19,417
---
2/2/24
---
$87.10
78,557
32.8
D
---
2/2/24 - 4:05:33 pm
7
    
 
OOSTHUIZEN JOHANNES JACOBUS
PR
JB
$374,174
3,133
---
1/22/24
---
$119.43
21,349
17.2
D
---
1/24/24 - 4:17:50 pm
8
    
 
SMART DALTON
VP,FO,CT
JB
$317,803
2,661
---
1/22/24
---
$119.43
2,667
42,610.1
D
---
1/24/24 - 4:16:20 pm
9
    
 
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
10
    
 
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
11
    
 
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
12
    
 
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
13
    
 
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
14
    
 
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
15
    
 
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
16
    
 
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
17
    
 
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
18
    
 
SMART DALTON
VP,FO,CT
3
---
---
---
12/4/23
---
---
6
---
D
R
12/13/23 - 5:27:54 pm
19
    
 
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
20
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
21
    
 
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
22
    
 
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
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