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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: 12/27/24 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
$712.40 $1,211.20 $693.00 $78,286 108 824 0.0% 1.7% 90.68% 1.57%
Exch Sector Industry Sub-Industry
NasdaqGS 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
1y
36
28%
16%
1
SING GEORGE L
DIR
OS
$992,500
1,000
---
2/26/24
$990.00
$995.00
26,349
-3.7
D
---
2/28/24 - 4:04:19 pm
2
    
 
SING GEORGE L
DIR
OE
$413,330
1,000
---
2/26/24
---
$413.33
26,849
3.9
D
---
2/28/24 - 4:04:19 pm
3
    
 
STAHL NEIL
VP
JS
---
1,020
---
2/26/24
---
---
50,999
-2.0
D
---
2/28/24 - 4:04:05 pm
4
    
 
BASSLER BONNIE L
DIR
OS
$836,280
854
---
2/26/24
---
$979.25
1,382
-38.2
D
---
2/26/24 - 4:07:53 pm
5
    
 
BASSLER BONNIE L
DIR
OE
$334,700
854
---
2/26/24
---
$391.92
2,236
61.8
D
---
2/26/24 - 4:07:53 pm
6
1y
36
28%
16%
1
SING GEORGE L
DIR
OS
$3,387,500
3,500
2/22/24
2/23/24
$960.00
$985.00
26,349
-11.7
D
---
2/26/24 - 4:07:25 pm
7
    
 
SING GEORGE L
DIR
OE
$1,446,655
3,500
2/22/24
2/23/24
---
$413.33
27,349
14.7
D
---
2/26/24 - 4:07:25 pm
8
1y
16
56%
1%
1
LAROSA JOSEPH J
VP,GC,SEC
S
$967,650
1,000
---
2/22/24
---
$967.65
37,543
-2.6
D
---
2/26/24 - 4:07:33 pm
9
1y
34
38%
8%
1
YANCOPOULOS GEORGE
CB,PR,DIR
OS
$117,894,344
123,601
---
2/15/24
---
$953.83
801,608
-13.4
D
---
2/20/24 - 4:03:46 pm
10
    
 
YANCOPOULOS GEORGE
CB,PR,DIR
OE
$69,030,472
172,723
---
2/15/24
---
$399.66
925,209
23.0
D
---
2/20/24 - 4:03:46 pm
11
1y
35
9%
31%
1
VAN PLEW DANIEL P
VP
S
$9,831,727
10,434
---
2/14/24
$937.94
$951.77
20,378
-33.9
D
---
2/16/24 - 4:15:32 pm
12
1y
35
9%
31%
1
VAN PLEW DANIEL P
VP
OS
$23,735,850
24,941
---
2/9/24
---
$951.68
24,028
-50.9
D
---
2/13/24 - 4:04:28 pm
13
    
 
VAN PLEW DANIEL P
VP
OE
$13,382,510
35,375
---
2/9/24
$372.46
$381.40
47,153
300.3
D
---
2/13/24 - 4:04:28 pm
14
1y
36
28%
16%
1
SING GEORGE L
DIR
OS
$950,000
1,000
2/8/24
2/9/24
$945.00
$955.00
26,349
-3.7
D
---
2/12/24 - 4:02:31 pm
15
    
 
SING GEORGE L
DIR
OE
$413,330
1,000
2/8/24
2/9/24
---
$413.33
26,849
3.9
D
---
2/12/24 - 4:02:31 pm
16
1y
16
44%
8%
1
FENIMORE CHRISTOPHER R
VP,CFO
S
$4,689,320
4,919
---
2/9/24
$950.49
$955.00
14,372
-25.5
D
---
2/12/24 - 4:02:02 pm
17
1y
16
56%
1%
1
LAROSA JOSEPH J
VP,GC,SEC
S
$950,000
1,000
---
2/7/24
---
$950.00
38,543
-2.5
D
---
2/9/24 - 4:12:25 pm
18
1y
61
25%
31%
1
STAHL NEIL
VP
S
$7,637,954
8,037
---
2/7/24
$947.34
$953.00
52,019
-13.4
D
---
2/8/24 - 4:02:33 pm
19
    
 
PITOFSKY JASON
VP,CT
3
---
---
---
2/6/24
---
---
4,204
---
D
R
2/8/24 - 4:01:21 pm
20
    
 
MCCOURT MARION
VP
S
$934,710
1,000
---
2/5/24
---
$934.71
13,789
-6.8
D
---
2/6/24 - 4:08:02 pm
21
1y
61
25%
31%
1
STAHL NEIL
VP
OS
$21,728,392
22,713
---
2/2/24
---
$956.65
60,056
-27.4
D
---
2/6/24 - 4:08:32 pm
22
    
 
STAHL NEIL
VP
OE
$12,289,545
30,750
---
2/2/24
---
$399.66
82,769
59.1
D
---
2/6/24 - 4:08:32 pm
23
1y
66
56%
0%
1
LANDRY ROBERT E
VP,CFO
OS
$268,819
281
---
2/2/24
---
$956.65
23,693
-1.2
D
---
2/6/24 - 4:08:17 pm
24
    
 
LANDRY ROBERT E
VP,CFO
OE
$151,592
400
---
2/2/24
---
$378.98
23,974
1.7
D
---
2/6/24 - 4:08:17 pm
25
1y
44
23%
20%
4
RYAN ARTHUR F
DIR
AS
$95,422
100
---
2/1/24
$939.53
$963.73
18,382
-0.5
D
10b
2/5/24 - 4:05:50 pm
26
    
 
MCCOURT MARION
VP
AS
$258,152
273
---
2/1/24
---
$945.61
14,789
-1.8
D
10b
2/2/24 - 4:02:55 pm
27
1y
66
56%
0%
1
LANDRY ROBERT E
VP,CFO
OS
$268,864
282
---
1/31/24
---
$953.42
23,574
-1.2
D
---
2/2/24 - 4:02:11 pm
28
    
 
LANDRY ROBERT E
VP,CFO
OE
$151,592
400
---
1/31/24
---
$378.98
23,856
1.7
D
---
2/2/24 - 4:02:11 pm
29
    
 
BASSLER BONNIE L
DIR
OS
$793,093
827
---
1/30/24
---
$959.00
1,382
-37.4
D
10b
1/31/24 - 4:52:52 pm
30
    
 
BASSLER BONNIE L
DIR
OE
$315,046
827
---
1/30/24
---
$380.95
2,209
59.8
D
10b
1/31/24 - 4:52:52 pm
31
1y
66
56%
0%
1
LANDRY ROBERT E
VP,CFO
OS
$1,070,880
1,128
1/23/24
1/24/24
$948.50
$951.26
23,308
-4.6
D
---
1/25/24 - 4:17:25 pm
32
    
 
LANDRY ROBERT E
VP,CFO
OE
$606,368
1,600
1/23/24
1/24/24
---
$378.98
24,084
7.1
D
---
1/25/24 - 4:17:25 pm
33
1y
80
34%
44%
1
GOLDSTEIN JOSEPH L
DIR
OS
$2,571,650
2,707
---
1/23/24
---
$950.00
6,382
-29.8
D
10b
1/25/24 - 4:18:36 pm
34
    
 
GOLDSTEIN JOSEPH L
DIR
OE
$1,693,499
2,707
---
1/23/24
---
$625.60
9,089
42.4
D
10b
1/25/24 - 4:18:36 pm
35
1y
16
44%
8%
1
FENIMORE CHRISTOPHER R
VP,CT
OS
$7,179,197
7,569
---
1/23/24
---
$948.50
17,874
-29.7
D
---
1/25/24 - 4:17:49 pm
36
    
 
FENIMORE CHRISTOPHER R
VP,CT
OE
$4,776,650
10,000
---
1/23/24
---
$399.66
22,874
77.7
D
---
1/25/24 - 4:17:49 pm
37
1y
66
56%
0%
1
LANDRY ROBERT E
VP,CFO
OS
$330,048
354
---
1/17/24
---
$932.34
22,984
-1.5
D
---
1/18/24 - 4:02:18 pm
38
    
 
LANDRY ROBERT E
VP,CFO
OE
$189,490
500
---
1/17/24
---
$378.98
23,338
2.2
D
---
1/18/24 - 4:02:18 pm
39
1y
66
56%
0%
1
LANDRY ROBERT E
VP,CFO
OS
$527,206
568
---
1/12/24
---
$928.18
22,838
-2.4
D
---
1/17/24 - 4:03:43 pm
40
    
 
LANDRY ROBERT E
VP,CFO
OE
$303,184
800
---
1/12/24
---
$378.98
23,406
3.5
D
---
1/17/24 - 4:03:43 pm
41
1y
66
56%
0%
1
LANDRY ROBERT E
VP,CFO
OS
$313,631
342
---
1/4/24
---
$917.05
22,606
-1.5
D
---
1/8/24 - 4:02:01 pm
42
    
 
LANDRY ROBERT E
VP,CFO
OE
$189,490
500
---
1/4/24
---
$378.98
22,948
2.2
D
---
1/8/24 - 4:02:01 pm
43
1y
16
44%
8%
1
FENIMORE CHRISTOPHER R
VP,CT
OS
$6,853,198
7,512
---
1/3/24
---
$912.30
15,329
-32.9
D
---
1/4/24 - 4:22:04 pm
44
    
 
FENIMORE CHRISTOPHER R
VP,CT
OE
$4,776,650
10,000
---
1/3/24
---
$399.66
20,329
96.8
D
---
1/4/24 - 4:22:04 pm
45
1y
16
56%
1%
1
LAROSA JOSEPH J
VP,GC,SEC
OS
$22,344,964
24,493
---
1/3/24
---
$912.30
39,543
-38.2
D
---
1/4/24 - 4:19:41 pm
46
    
 
LAROSA JOSEPH J
VP,GC,SEC
OE
$13,588,440
34,000
---
1/3/24
---
$399.66
64,036
113.2
D
---
1/4/24 - 4:19:41 pm
47
1y
66
56%
0%
1
LANDRY ROBERT E
VP,CFO
OS
$1,001,654
1,109
1/2/24
1/3/24
$888.34
$912.30
22,036
-4.8
D
---
1/4/24 - 4:19:09 pm
48
    
 
LANDRY ROBERT E
VP,CFO
OE
$663,215
1,750
1/2/24
1/3/24
---
$378.98
23,136
8.2
D
---
1/4/24 - 4:19:09 pm
49
    
 
BASSLER BONNIE L
DIR
OS
$754,964
826
---
1/3/24
---
$914.00
1,382
-37.4
D
R,10b
1/4/24 - 4:11:19 pm
50
    
 
BASSLER BONNIE L
DIR
OE
$314,665
826
---
1/3/24
---
$380.95
2,208
59.8
D
R,10b
1/4/24 - 4:11:19 pm
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