Regeneron Pharmaceuticals Inc (REGN)

Regeneron Pharmaceuticals experienced twelve insider transactions over the past ninety days, totaling nearly seven million dollars in sales. These divestments occurred following a strong earnings report. Executives and directors, including Marion McCourt, executed planned disposals as the stock price appreciated twenty-nine percent, reflecting significant liquidity events amidst positive market performance for this healthcare entity.
Ticker: REGN Exchange: NSM


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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings
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Insider trades have triggered activity signals for Regeneron Pharmaceuticals Inc. Upgrade to see score, net flow, insiders and the full signal context.

Top insiders
Trades
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
2.7
McCourt Marion EVP Commercial Officer
Transaction date
Planned sale
Price
380.22
Quantity 57,164 -44.8%
Value US$683,171
2.7
McCourt Marion Officer Officer
Transaction date
Proposed sale
Price
115.10
Quantity 63,287
Value US$1,130,308
2.7
McCourt Marion EVP Commercial Officer
Transaction date
Planned sale
Price
321.09
Quantity 58,084 +11.5%
Value US$1,590,526
Guarini Kathryn Non-Executive Director
Transaction date
Planned sale
Price
850.00
Quantity 400 -39.9%
Value US$340,000
2.7
McCourt Marion Officer Officer
Transaction date
Proposed sale
Price
850.00
Quantity 1,215
Value US$1,032,750
Guarini Kathryn Director Non-Executive Director
Transaction date
Proposed sale
Price
850.00
Quantity 400
Value US$340,000
Guarini Kathryn Non-Executive Director
Transaction date
Planned sale
Price
800.00
Quantity 400 -39.9%
Value US$320,000
0.9
Zoghbi Huda Y Non-Executive Director
Transaction date
Planned sale
Price
800.00
Quantity 800 -32.0%
Value US$640,000
0.9
Zoghbi Huda Y Director Non-Executive Director
Transaction date
Proposed sale
Price
800.00
Quantity 800
Value US$640,000
Guarini Kathryn Board member
Transaction date
Proposed sale
Price
800.00
Quantity 400
Value US$320,000
1.7
RYAN ARTHUR F Non-Executive Director
Transaction date
Planned sale
Price
650.15
Quantity 200 -1.1%
Value US$130,030
1.7
Arthur F. Ryan Director Non-Executive Director
Transaction date
Proposed sale
Price
624.72
Quantity 400
Value US$249,888
1.7
RYAN ARTHUR F Non-Executive Director
Transaction date
Planned sale
Price
714.13
Quantity 2 -0.0%
Value US$1,428
1.7
RYAN ARTHUR F Non-Executive Director
Transaction date
Planned sale
Price
712.09
Quantity 1 -0.0%
Value US$712
1.7
RYAN ARTHUR F Non-Executive Director
Transaction date
Planned sale
Price
711.49
Quantity 5 -0.0%
Value US$3,557
1.7
RYAN ARTHUR F Non-Executive Director
Transaction date
Planned sale
Price
710.87
Quantity 2 -0.0%
Value US$1,422
1.7
RYAN ARTHUR F Non-Executive Director
Transaction date
Planned sale
Price
709.45
Quantity 6 -0.0%
Value US$4,257
1.7
RYAN ARTHUR F Non-Executive Director
Transaction date
Planned sale
Price
707.40
Quantity 4 -0.0%
Value US$2,830
1.7
RYAN ARTHUR F Non-Executive Director
Transaction date
Planned sale
Price
706.74
Quantity 7 -0.0%
Value US$4,947
1.7
RYAN ARTHUR F Non-Executive Director
Transaction date
Planned sale
Price
705.56
Quantity 14 -0.1%
Value US$9,878
1.7
RYAN ARTHUR F Non-Executive Director
Transaction date
Planned sale
Price
704.28
Quantity 15 -0.1%
Value US$10,564
1.7
RYAN ARTHUR F Non-Executive Director
Transaction date
Planned sale
Price
703.46
Quantity 24 -0.1%
Value US$16,883
1.7
RYAN ARTHUR F Non-Executive Director
Transaction date
Planned sale
Price
702.46
Quantity 15 -0.1%
Value US$10,537
1.7
RYAN ARTHUR F Non-Executive Director
Transaction date
Planned sale
Price
701.76
Quantity 5 -0.0%
Value US$3,509
1.7
RYAN ARTHUR F Non-Executive Director
Transaction date
Planned sale
Price
779.71
Quantity 40 -0.2%
Value US$31,188
1.7
RYAN ARTHUR F Non-Executive Director
Transaction date
Planned sale
Price
778.24
Quantity 4 -0.0%
Value US$3,113
1.7
RYAN ARTHUR F Non-Executive Director
Transaction date
Planned sale
Price
777.42
Quantity 9 -0.1%
Value US$6,997
1.7
RYAN ARTHUR F Non-Executive Director
Transaction date
Planned sale
Price
776.62
Quantity 13 -0.1%
Value US$10,096
1.7
RYAN ARTHUR F Non-Executive Director
Transaction date
Planned sale
Price
775.58
Quantity 14 -0.1%
Value US$10,858
1.7
RYAN ARTHUR F Non-Executive Director
Transaction date
Planned sale
Price
774.58
Quantity 8 -0.0%
Value US$6,197
1.7
RYAN ARTHUR F Non-Executive Director
Transaction date
Planned sale
Price
773.59
Quantity 8 -0.0%
Value US$6,189
1.7
RYAN ARTHUR F Non-Executive Director
Transaction date
Planned sale
Price
772.76
Quantity 3 -0.0%
Value US$2,318
1.7
RYAN ARTHUR F Non-Executive Director
Transaction date
Planned sale
Price
771.32
Quantity 1 -0.0%
Value US$771
1.7
RYAN ARTHUR F Non-Executive Director
Transaction date
Planned sale
Price
789.28
Quantity 20 -0.1%
Value US$15,786
1.7
RYAN ARTHUR F Non-Executive Director
Transaction date
Planned sale
Price
788.96
Quantity 20 -0.1%
Value US$15,779
1.7
RYAN ARTHUR F Non-Executive Director
Transaction date
Planned sale
Price
787.34
Quantity 2 -0.0%
Value US$1,575
1.7
RYAN ARTHUR F Non-Executive Director
Transaction date
Planned sale
Price
786.61
Quantity 7 -0.0%
Value US$5,506
1.7
RYAN ARTHUR F Non-Executive Director
Transaction date
Planned sale
Price
785.48
Quantity 11 -0.1%
Value US$8,640
1.7
RYAN ARTHUR F Non-Executive Director
Transaction date
Planned sale
Price
784.48
Quantity 9 -0.1%
Value US$7,060
1.7
RYAN ARTHUR F Non-Executive Director
Transaction date
Planned sale
Price
783.62
Quantity 10 -0.1%
Value US$7,836
1.7
RYAN ARTHUR F Non-Executive Director
Transaction date
Planned sale
Price
782.62
Quantity 2 -0.0%
Value US$1,565
1.7
RYAN ARTHUR F Non-Executive Director
Transaction date
Planned sale
Price
781.21
Quantity 2 -0.0%
Value US$1,562
1.7
RYAN ARTHUR F Non-Executive Director
Transaction date
Planned sale
Price
780.69
Quantity 3 -0.0%
Value US$2,342
1.7
RYAN ARTHUR F Non-Executive Director
Transaction date
Planned sale
Price
779.69
Quantity 5 -0.0%
Value US$3,898
1.7
RYAN ARTHUR F Non-Executive Director
Transaction date
Planned sale
Price
778.30
Quantity 2 -0.0%
Value US$1,557
1.7
RYAN ARTHUR F Non-Executive Director
Transaction date
Planned sale
Price
777.46
Quantity 7 -0.0%
Value US$5,442
0.9
Zoghbi Huda Y Non-Executive Director
Transaction date
Planned sale
Price
790.00
Quantity 4 -0.2%
Value US$3,160
0.9
Zoghbi Huda Y Non-Executive Director
Transaction date
Planned sale
Price
785.61
Quantity 56 -3.2%
Value US$43,994
0.9
Zoghbi Huda Y Non-Executive Director
Transaction date
Planned sale
Price
784.45
Quantity 160 -8.3%
Value US$125,512
0.9
Zoghbi Huda Y Non-Executive Director
Transaction date
Planned sale
Price
783.29
Quantity 220 -10.3%
Value US$172,324
0.9
Zoghbi Huda Y Non-Executive Director
Transaction date
Planned sale
Price
782.10
Quantity 298 -12.2%
Value US$233,066
0.9
Zoghbi Huda Y Non-Executive Director
Transaction date
Planned sale
Price
781.28
Quantity 209 -7.9%
Value US$163,288
0.9
Zoghbi Huda Y Non-Executive Director
Transaction date
Planned sale
Price
780.45
Quantity 331 -11.1%
Value US$258,329
0.9
Zoghbi Huda Y Non-Executive Director
Transaction date
Planned sale
Price
779.55
Quantity 208 -6.5%
Value US$162,146
0.9
Zoghbi Huda Y Non-Executive Director
Transaction date
Planned sale
Price
778.47
Quantity 53 -1.6%
Value US$41,259
0.9
Zoghbi Huda Y Non-Executive Director
Transaction date
Planned sale
Price
775.50
Quantity 50 -1.5%
Value US$38,775
0.9
Zoghbi Huda Y Non-Executive Director
Transaction date
Planned sale
Price
774.68
Quantity 49 -1.5%
Value US$37,959
0.9
Zoghbi Huda Y Director Non-Executive Director
Transaction date
Proposed sale
Price
790.00
Quantity 1,638
Value US$1,294,020
1.7
RYAN ARTHUR F Non-Executive Director
Transaction date
Planned sale
Price
787.82
Quantity 1 -0.0%
Value US$788
1.7
RYAN ARTHUR F Non-Executive Director
Transaction date
Planned sale
Price
786.29
Quantity 2 -0.0%
Value US$1,573
1.7
RYAN ARTHUR F Non-Executive Director
Transaction date
Planned sale
Price
785.71
Quantity 1 -0.0%
Value US$786
1.7
RYAN ARTHUR F Non-Executive Director
Transaction date
Planned sale
Price
784.59
Quantity 1 -0.0%
Value US$785
1.7
RYAN ARTHUR F Non-Executive Director
Transaction date
Planned sale
Price
783.34
Quantity 3 -0.0%
Value US$2,350
1.7
RYAN ARTHUR F Non-Executive Director
Transaction date
Planned sale
Price
782.53
Quantity 1 -0.0%
Value US$783
1.7
RYAN ARTHUR F Non-Executive Director
Transaction date
Planned sale
Price
781.48
Quantity 5 -0.0%
Value US$3,907
1.7
RYAN ARTHUR F Non-Executive Director
Transaction date
Planned sale
Price
780.09
Quantity 1 -0.0%
Value US$780
1.7
RYAN ARTHUR F Non-Executive Director
Transaction date
Planned sale
Price
779.41
Quantity 5 -0.0%
Value US$3,897
1.7
RYAN ARTHUR F Non-Executive Director
Transaction date
Planned sale
Price
778.53
Quantity 12 -0.1%
Value US$9,342
1.7
RYAN ARTHUR F Non-Executive Director
Transaction date
Planned sale
Price
777.56
Quantity 57 -0.3%
Value US$44,321
1.7
RYAN ARTHUR F Non-Executive Director
Transaction date
Planned sale
Price
776.59
Quantity 10 -0.1%
Value US$7,766
1.7
RYAN ARTHUR F Non-Executive Director
Transaction date
Planned sale
Price
775.63
Quantity 1 -0.0%
Value US$776
2.4
Pitofsky Jason SVP Controller Officer
Transaction date
Planned sale
Price
785.72
Quantity 53 -1.2%
Value US$41,643
2.4
Pitofsky Jason SVP Controller Officer
Transaction date
Planned sale
Price
784.66
Quantity 1 -0.0%
Value US$785
2.4
Pitofsky Jason SVP Controller Officer
Transaction date
Planned sale
Price
783.23
Quantity 144 -3.2%
Value US$112,785
2.4
Pitofsky Jason SVP Controller Officer
Transaction date
Planned sale
Price
782.67
Quantity 37 -0.8%
Value US$28,959
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value
Number of shares Price Value Details
2026-09-03 2026-09-03 PlS Planned sale

EVP Commercial

Officer
57,164 -44.8%
380.22
US$683,171
57,164 -44.8% 380.22 US$683,171
2026-09-03 2026-09-03 PrS Proposed sale

Officer

Officer
63,287
115.10
US$1,130,308
63,287 115.10 US$1,130,308
2026-09-03 2026-09-02 PlS Planned sale

EVP Commercial

Officer
58,084 +11.5%
321.09
US$1,590,526
58,084 +11.5% 321.09 US$1,590,526
2026-09-03 2026-09-02 PlS Planned sale Non-Executive Director
400 -39.9%
850.00
US$340,000
400 -39.9% 850.00 US$340,000
2026-09-02 2026-09-02 PrS Proposed sale

Officer

Officer
1,215
850.00
US$1,032,750
1,215 850.00 US$1,032,750
2026-09-02 2026-09-02 PrS Proposed sale

Director

Non-Executive Director
400
850.00
US$340,000
400 850.00 US$340,000
2026-08-12 2026-08-10 PlS Planned sale Non-Executive Director
400 -39.9%
800.00
US$320,000
400 -39.9% 800.00 US$320,000
2026-08-12 2026-08-10 PlS Planned sale Non-Executive Director
800 -32.0%
800.00
US$640,000
800 -32.0% 800.00 US$640,000
2026-08-10 2026-08-10 PrS Proposed sale

Director

Non-Executive Director
800
800.00
US$640,000
800 800.00 US$640,000
2026-08-10 2026-08-10 PrS Proposed sale

Board member

400
800.00
US$320,000
400 800.00 US$320,000
2026-07-07 2026-07-02 PlS Planned sale Non-Executive Director
200 -1.1%
650.15
US$130,030
200 -1.1% 650.15 US$130,030
2026-07-02 2026-07-02 PrS Proposed sale

Director

Non-Executive Director
400
624.72
US$249,888
400 624.72 US$249,888
2026-05-04 2026-05-01 PlS Planned sale Non-Executive Director
2 -0.0%
714.13
US$1,428
2 -0.0% 714.13 US$1,428
2026-05-04 2026-05-01 PlS Planned sale Non-Executive Director
1 -0.0%
712.09
US$712
1 -0.0% 712.09 US$712
2026-05-04 2026-05-01 PlS Planned sale Non-Executive Director
5 -0.0%
711.49
US$3,557
5 -0.0% 711.49 US$3,557
2026-05-04 2026-05-01 PlS Planned sale Non-Executive Director
2 -0.0%
710.87
US$1,422
2 -0.0% 710.87 US$1,422
2026-05-04 2026-05-01 PlS Planned sale Non-Executive Director
6 -0.0%
709.45
US$4,257
6 -0.0% 709.45 US$4,257
2026-05-04 2026-05-01 PlS Planned sale Non-Executive Director
4 -0.0%
707.40
US$2,830
4 -0.0% 707.40 US$2,830
2026-05-04 2026-05-01 PlS Planned sale Non-Executive Director
7 -0.0%
706.74
US$4,947
7 -0.0% 706.74 US$4,947
2026-05-04 2026-05-01 PlS Planned sale Non-Executive Director
14 -0.1%
705.56
US$9,878
14 -0.1% 705.56 US$9,878
2026-05-04 2026-05-01 PlS Planned sale Non-Executive Director
15 -0.1%
704.28
US$10,564
15 -0.1% 704.28 US$10,564
2026-05-04 2026-05-01 PlS Planned sale Non-Executive Director
24 -0.1%
703.46
US$16,883
24 -0.1% 703.46 US$16,883
2026-05-04 2026-05-01 PlS Planned sale Non-Executive Director
15 -0.1%
702.46
US$10,537
15 -0.1% 702.46 US$10,537
2026-05-04 2026-05-01 PlS Planned sale Non-Executive Director
5 -0.0%
701.76
US$3,509
5 -0.0% 701.76 US$3,509
2026-04-03 2026-04-01 PlS Planned sale Non-Executive Director
40 -0.2%
779.71
US$31,188
40 -0.2% 779.71 US$31,188
2026-04-03 2026-04-01 PlS Planned sale Non-Executive Director
4 -0.0%
778.24
US$3,113
4 -0.0% 778.24 US$3,113
2026-04-03 2026-04-01 PlS Planned sale Non-Executive Director
9 -0.1%
777.42
US$6,997
9 -0.1% 777.42 US$6,997
2026-04-03 2026-04-01 PlS Planned sale Non-Executive Director
13 -0.1%
776.62
US$10,096
13 -0.1% 776.62 US$10,096
2026-04-03 2026-04-01 PlS Planned sale Non-Executive Director
14 -0.1%
775.58
US$10,858
14 -0.1% 775.58 US$10,858
2026-04-03 2026-04-01 PlS Planned sale Non-Executive Director
8 -0.0%
774.58
US$6,197
8 -0.0% 774.58 US$6,197
2026-04-03 2026-04-01 PlS Planned sale Non-Executive Director
8 -0.0%
773.59
US$6,189
8 -0.0% 773.59 US$6,189
2026-04-03 2026-04-01 PlS Planned sale Non-Executive Director
3 -0.0%
772.76
US$2,318
3 -0.0% 772.76 US$2,318
2026-04-03 2026-04-01 PlS Planned sale Non-Executive Director
1 -0.0%
771.32
US$771
1 -0.0% 771.32 US$771
2026-03-03 2026-03-02 PlS Planned sale Non-Executive Director
20 -0.1%
789.28
US$15,786
20 -0.1% 789.28 US$15,786
2026-03-03 2026-03-02 PlS Planned sale Non-Executive Director
20 -0.1%
788.96
US$15,779
20 -0.1% 788.96 US$15,779
2026-03-03 2026-03-02 PlS Planned sale Non-Executive Director
2 -0.0%
787.34
US$1,575
2 -0.0% 787.34 US$1,575
2026-03-03 2026-03-02 PlS Planned sale Non-Executive Director
7 -0.0%
786.61
US$5,506
7 -0.0% 786.61 US$5,506
2026-03-03 2026-03-02 PlS Planned sale Non-Executive Director
11 -0.1%
785.48
US$8,640
11 -0.1% 785.48 US$8,640
2026-03-03 2026-03-02 PlS Planned sale Non-Executive Director
9 -0.1%
784.48
US$7,060
9 -0.1% 784.48 US$7,060
2026-03-03 2026-03-02 PlS Planned sale Non-Executive Director
10 -0.1%
783.62
US$7,836
10 -0.1% 783.62 US$7,836
2026-03-03 2026-03-02 PlS Planned sale Non-Executive Director
2 -0.0%
782.62
US$1,565
2 -0.0% 782.62 US$1,565
2026-03-03 2026-03-02 PlS Planned sale Non-Executive Director
2 -0.0%
781.21
US$1,562
2 -0.0% 781.21 US$1,562
2026-03-03 2026-03-02 PlS Planned sale Non-Executive Director
3 -0.0%
780.69
US$2,342
3 -0.0% 780.69 US$2,342
2026-03-03 2026-03-02 PlS Planned sale Non-Executive Director
5 -0.0%
779.69
US$3,898
5 -0.0% 779.69 US$3,898
2026-03-03 2026-03-02 PlS Planned sale Non-Executive Director
2 -0.0%
778.30
US$1,557
2 -0.0% 778.30 US$1,557
2026-03-03 2026-03-02 PlS Planned sale Non-Executive Director
7 -0.0%
777.46
US$5,442
7 -0.0% 777.46 US$5,442
2026-02-23 2026-02-19 PlS Planned sale Non-Executive Director
4 -0.2%
790.00
US$3,160
4 -0.2% 790.00 US$3,160
2026-02-23 2026-02-19 PlS Planned sale Non-Executive Director
56 -3.2%
785.61
US$43,994
56 -3.2% 785.61 US$43,994
2026-02-23 2026-02-19 PlS Planned sale Non-Executive Director
160 -8.3%
784.45
US$125,512
160 -8.3% 784.45 US$125,512
2026-02-23 2026-02-19 PlS Planned sale Non-Executive Director
220 -10.3%
783.29
US$172,324
220 -10.3% 783.29 US$172,324
2026-02-23 2026-02-19 PlS Planned sale Non-Executive Director
298 -12.2%
782.10
US$233,066
298 -12.2% 782.10 US$233,066
2026-02-23 2026-02-19 PlS Planned sale Non-Executive Director
209 -7.9%
781.28
US$163,288
209 -7.9% 781.28 US$163,288
2026-02-23 2026-02-19 PlS Planned sale Non-Executive Director
331 -11.1%
780.45
US$258,329
331 -11.1% 780.45 US$258,329
2026-02-23 2026-02-19 PlS Planned sale Non-Executive Director
208 -6.5%
779.55
US$162,146
208 -6.5% 779.55 US$162,146
2026-02-23 2026-02-19 PlS Planned sale Non-Executive Director
53 -1.6%
778.47
US$41,259
53 -1.6% 778.47 US$41,259
2026-02-23 2026-02-19 PlS Planned sale Non-Executive Director
50 -1.5%
775.50
US$38,775
50 -1.5% 775.50 US$38,775
2026-02-23 2026-02-19 PlS Planned sale Non-Executive Director
49 -1.5%
774.68
US$37,959
49 -1.5% 774.68 US$37,959
2026-02-19 2026-02-19 PrS Proposed sale

Director

Non-Executive Director
1,638
790.00
US$1,294,020
1,638 790.00 US$1,294,020
2026-02-11 2026-02-09 PlS Planned sale Non-Executive Director
1 -0.0%
787.82
US$788
1 -0.0% 787.82 US$788
2026-02-11 2026-02-09 PlS Planned sale Non-Executive Director
2 -0.0%
786.29
US$1,573
2 -0.0% 786.29 US$1,573
2026-02-11 2026-02-09 PlS Planned sale Non-Executive Director
1 -0.0%
785.71
US$786
1 -0.0% 785.71 US$786
2026-02-11 2026-02-09 PlS Planned sale Non-Executive Director
1 -0.0%
784.59
US$785
1 -0.0% 784.59 US$785
2026-02-11 2026-02-09 PlS Planned sale Non-Executive Director
3 -0.0%
783.34
US$2,350
3 -0.0% 783.34 US$2,350
2026-02-11 2026-02-09 PlS Planned sale Non-Executive Director
1 -0.0%
782.53
US$783
1 -0.0% 782.53 US$783
2026-02-11 2026-02-09 PlS Planned sale Non-Executive Director
5 -0.0%
781.48
US$3,907
5 -0.0% 781.48 US$3,907
2026-02-11 2026-02-09 PlS Planned sale Non-Executive Director
1 -0.0%
780.09
US$780
1 -0.0% 780.09 US$780
2026-02-11 2026-02-09 PlS Planned sale Non-Executive Director
5 -0.0%
779.41
US$3,897
5 -0.0% 779.41 US$3,897
2026-02-11 2026-02-09 PlS Planned sale Non-Executive Director
12 -0.1%
778.53
US$9,342
12 -0.1% 778.53 US$9,342
2026-02-11 2026-02-09 PlS Planned sale Non-Executive Director
57 -0.3%
777.56
US$44,321
57 -0.3% 777.56 US$44,321
2026-02-11 2026-02-09 PlS Planned sale Non-Executive Director
10 -0.1%
776.59
US$7,766
10 -0.1% 776.59 US$7,766
2026-02-11 2026-02-09 PlS Planned sale Non-Executive Director
1 -0.0%
775.63
US$776
1 -0.0% 775.63 US$776
2026-02-11 2026-02-09 PlS Planned sale

SVP Controller

Officer
53 -1.2%
785.72
US$41,643
53 -1.2% 785.72 US$41,643
2026-02-11 2026-02-09 PlS Planned sale

SVP Controller

Officer
1 -0.0%
784.66
US$785
1 -0.0% 784.66 US$785
2026-02-11 2026-02-09 PlS Planned sale

SVP Controller

Officer
144 -3.2%
783.23
US$112,785
144 -3.2% 783.23 US$112,785
2026-02-11 2026-02-09 PlS Planned sale

SVP Controller

Officer
37 -0.8%
782.67
US$28,959
37 -0.8% 782.67 US$28,959