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 S  AS  JS*  OS  OS*  3
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 JS
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Detailed Insider History for:
REGENERON PHARMACEUTICALS INC: REGN
Price: 10/31/25 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
$651.80 $852.01 $476.49 $68,504 103 1,060 0.5% 2.9% 91.21% 1.95%
Exch Sector Industry Sub-Industry
NasdaqGS Manufacturing Chemicals And Allied Products Pharmaceutical Preparations
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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
1y
3
100%
39%
2
POON CHRISTINE A
DIR
OB
$4,790,332
9,212
10/29/25
10/30/25
---
$520.01
8,852
---
D
---
10/31/25 - 4:09:02 pm
2
    
 
MURPHY ANDREW J
VP
OS
$21,080,162
34,028
10/29/25
10/30/25
---
$648.82
50,046
-40.5
D
---
10/31/25 - 4:06:57 pm
3
1y
4
25%
8%
2
POON CHRISTINE A
DIR
S
$4,252,746
6,500
---
10/29/25
$652.68
$657.29
2,352
-73.4
D
---
10/31/25 - 4:09:02 pm
4
    
 
MURPHY ANDREW J
VP
OE
$19,448,450
35,000
---
10/29/25
---
$555.67
84,074
71.3
D
---
10/31/25 - 4:06:57 pm
5
    
 
SCHENKEIN DAVID P
DIR
JB
---
166
---
1/2/25
---
---
448
58.9
D
R
1/6/25 - 5:42:19 pm
6
    
 
THOMPSON CRAIG B
DIR
JB
---
166
---
1/2/25
---
---
620
36.6
D
R
1/6/25 - 4:13:03 pm
7
    
 
COLES N ANTHONY
DIR
JB
---
166
---
1/2/25
---
---
1,559
11.9
D
R
1/6/25 - 4:12:14 pm
8
    
 
ZOGHBI HUDA Y
DIR
JB
---
166
---
1/2/25
---
---
1,548
12.0
D
R
1/6/25 - 4:11:47 pm
9
    
 
RYAN ARTHUR F
DIR
JB
---
166
---
1/2/25
---
---
17,748
0.9
D
R
1/6/25 - 4:08:27 pm
10
    
 
POON CHRISTINE A
DIR
JB
---
166
---
1/2/25
---
---
2,352
7.6
D
R
1/6/25 - 4:07:40 pm
11
    
 
GUARINI KATHRYN
DIR
JB
---
166
---
1/2/25
---
---
448
58.9
D
R
1/6/25 - 4:06:55 pm
12
    
 
GOLDSTEIN JOSEPH L
DIR
JB
---
166
---
1/2/25
---
---
6,548
2.6
D
R
1/6/25 - 4:06:04 pm
13
    
 
BROWN MICHAEL S
DIR
JB
---
166
---
1/2/25
---
---
1,548
12.0
D
R
1/6/25 - 4:05:22 pm
14
    
 
BASSLER BONNIE L
DIR
JB
---
166
---
1/2/25
---
---
1,548
12.0
D
R
1/6/25 - 4:04:09 pm
15
    
 
SING GEORGE L
DIR
JB
---
166
---
1/2/25
---
---
27,828
0.6
D
R
1/3/25 - 4:02:28 pm
16
1y
40
35%
11%
1
SING GEORGE L
DIR
OS
$1,379,554
1,948
---
12/31/24
---
$708.19
27,662
-6.6
D
R
1/3/25 - 4:02:28 pm
17
    
 
SING GEORGE L
DIR
OE
$1,379,696
3,338
---
12/31/24
---
$413.33
29,610
12.7
D
R
1/3/25 - 4:02:28 pm
18
    
 
POON CHRISTINE A
DIR
JB
---
14
---
12/20/24
---
---
2,186
0.6
D
R
1/6/25 - 4:07:40 pm
19
    
 
VAN PLEW DANIEL P
VP
JS
$708,155
969
---
12/16/24
---
$730.81
34,792
-2.7
D
---
12/18/24 - 4:03:11 pm
20
    
 
STAHL NEIL
VP
JS
$222,166
304
---
12/16/24
---
$730.81
48,829
-0.6
D
---
12/18/24 - 4:02:59 pm
21
    
 
PITOFSKY JASON
VP,CT
JS
$217,781
298
---
12/16/24
---
$730.81
4,664
-6.0
D
---
12/18/24 - 4:02:48 pm
22
    
 
MURPHY ANDREW J
VP
JS
$770,274
1,054
---
12/16/24
---
$730.81
49,074
-2.1
D
---
12/18/24 - 4:02:34 pm
23
    
 
MCCOURT MARION
VP
JS
$554,685
759
---
12/16/24
---
$730.81
14,230
-5.1
D
---
12/18/24 - 4:02:07 pm
24
    
 
LAROSA JOSEPH J
VP,GC,SEC
JS
$513,029
702
---
12/16/24
---
$730.81
30,075
-2.3
D
---
12/18/24 - 4:01:51 pm
25
    
 
FENIMORE CHRISTOPHER R
VP,CFO
JS
$358,828
491
---
12/16/24
---
$730.81
16,265
-2.9
D
---
12/18/24 - 4:01:20 pm
26
    
 
PITOFSKY JASON
VP,CT
JS
$117,263
149
---
12/9/24
---
$787.00
4,962
-2.9
D
R
12/10/24 - 4:03:48 pm
27
    
 
FENIMORE CHRISTOPHER R
VP,CFO
JS
$897,180
1,140
---
12/9/24
---
$787.00
16,756
-6.4
D
R
12/10/24 - 4:03:32 pm
28
    
 
STAHL NEIL
VP
JS
$366,742
466
---
12/9/24
---
$787.00
49,133
-0.9
D
---
12/10/24 - 4:03:24 pm
29
    
 
VAN PLEW DANIEL P
VP
JS
$387,204
492
---
12/9/24
---
$787.00
35,761
-1.4
D
R
12/10/24 - 4:03:18 pm
30
    
 
MURPHY ANDREW J
VP
JS
$387,204
492
---
12/9/24
---
$787.00
50,128
-1.0
D
R
12/10/24 - 4:03:13 pm
31
    
 
MCCOURT MARION
VP
JS
$215,638
274
---
12/9/24
---
$787.00
14,989
-1.8
D
R
12/10/24 - 4:03:00 pm
32
    
 
LAROSA JOSEPH J
VP,GC,SEC
JS
$387,204
492
---
12/9/24
---
$787.00
30,777
-1.6
D
R
12/10/24 - 4:02:49 pm
33
    
 
PITOFSKY JASON
VP,CT
JB
---
907
---
12/6/24
---
---
5,111
21.6
D
R
12/10/24 - 4:03:48 pm
34
    
 
FENIMORE CHRISTOPHER R
VP,CFO
JB
---
2,591
---
12/6/24
---
---
17,896
16.9
D
R
12/10/24 - 4:03:32 pm
35
    
 
VAN PLEW DANIEL P
VP
JB
---
3,499
---
12/6/24
---
---
36,253
10.7
D
R
12/10/24 - 4:03:18 pm
36
    
 
MURPHY ANDREW J
VP
JB
---
3,499
---
12/6/24
---
---
50,620
7.4
D
R
12/10/24 - 4:03:13 pm
37
    
 
MCCOURT MARION
VP
JB
---
2,332
---
12/6/24
---
---
15,263
18.0
D
R
12/10/24 - 4:03:00 pm
38
    
 
LAROSA JOSEPH J
VP,GC,SEC
JB
---
2,332
---
12/6/24
---
---
31,269
8.1
D
R
12/10/24 - 4:02:49 pm
39
    
 
MURPHY ANDREW J
VP
JS
---
1,185
---
11/8/24
---
---
47,121
-2.5
D
---
11/12/24 - 4:03:11 pm
40
    
 
MCCOURT MARION
VP
OS
$844,610
1,000
---
11/1/24
---
$844.61
12,931
-7.2
D
10b
11/5/24 - 4:23:04 pm
41
    
 
MCCOURT MARION
VP
OE
$381,400
1,000
---
11/1/24
---
$381.40
13,931
7.7
D
10b
11/5/24 - 4:23:04 pm
42
1y
57
40%
6%
4
RYAN ARTHUR F
DIR
AS
$104,878
100
---
10/1/24
$1,041.35
$1,059.28
17,582
-0.6
D
10b
10/3/24 - 4:02:21 pm
43
    
 
MCCOURT MARION
VP
OS
$1,054,060
1,000
---
10/1/24
---
$1,054.06
12,931
-7.2
D
10b
10/3/24 - 4:02:07 pm
44
    
 
MCCOURT MARION
VP
OE
$381,400
1,000
---
10/1/24
---
$381.40
13,931
7.7
D
10b
10/3/24 - 4:02:07 pm
45
    
 
SING GEORGE L
DIR
JS
---
1,200
---
9/4/24
---
---
26,272
-4.4
D
---
9/5/24 - 4:01:57 pm
46
    
 
MCCOURT MARION
VP
OS
$1,178,730
1,000
---
9/3/24
---
$1,178.73
12,931
-7.2
D
10b
9/5/24 - 4:01:28 pm
47
    
 
MCCOURT MARION
VP
OE
$381,400
1,000
---
9/3/24
---
$381.40
13,931
7.7
D
10b
9/5/24 - 4:01:28 pm
48
1y
57
40%
6%
4
RYAN ARTHUR F
DIR
AS
$117,869
100
---
9/3/24
$1,166.52
$1,191.02
17,682
-0.6
D
10b
9/5/24 - 4:01:10 pm
49
1y
20
55%
-0%
1
FENIMORE CHRISTOPHER R
VP,CFO
S
$6,846,262
5,680
---
8/28/24
$1,204.71
$1,206.67
---
All
I
---
8/29/24 - 4:27:40 pm
50
    
 
BASSLER BONNIE L
DIR
OS
$884,520
756
---
8/15/24
---
$1,170.00
1,382
-35.4
D
10b
8/19/24 - 4:02:05 pm
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