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REGN REGENERON PHARMACEUTICALS, INC.
// CIK 0000872589 | IPO le 1991-04-02 — il y a 35a 5m | Cap $72.26B
Regeneron Pharmaceuticals, Inc. is an American biotechnology company headquartered in Westchester County, New York. The company was founded in 1988. Originally focused on neurotrophic factors and their regenerative capabilities, giving rise to its present name; the company has since expanded operations into the study of both cytokine and tyrosine kinase receptors, which gave rise to their first product, which is a VEGF-trap.
INSIDERS
insider filings tx volume top score
SCHLEIFER LEONARD S 2 6 $226.87M 7
YANCOPOULOS GEORGE 2 6 $196.15M 6
MURPHY ANDREW J 3 8 $44.71M 35
LAROSA JOSEPH J 3 9 $30.55M 35
SING GEORGE L 2 5 $9.58M 39
POON CHRISTINE A 2 12 $9.04M 41
Fenimore Christopher R. 2 6 $6.85M 35
McCourt Marion 3 6 $3.67M 39
Van Plew Daniel P 2 4 $3.15M 35
Pitofsky Jason 3 17 $3.06M 41
Zoghbi Huda Y 3 18 $2.84M 43
Bassler Bonnie L 3 8 $2.61M 39
Guarini Kathryn 3 8 $1.24M 41
RYAN ARTHUR F 6 50 $435k 39
Schenkein David P 1 2 39
Thompson Craig B. 1 2 39
GOLDSTEIN JOSEPH L 1 2 39
COLES N ANTHONY 1 2 39
BROWN MICHAEL S 1 2 39
RECENT TRANSACTIONS
score date ▼ insider role type qty price value SEC
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CLUSTER 10B5-1
2026-09-03 McCourt Marion EVP Commercial S Vente marché 1,131 $857.39 $970k
39
CLUSTER 10B5-1
2026-09-02 McCourt Marion EVP Commercial S Vente marché 1,215 $850.00 $1.03M
0
10B5-1
2026-09-02 Guarini Kathryn M Exercice option 400 $719.37 $288k
37
CLUSTER 10B5-1
2026-09-02 Guarini Kathryn S Vente marché 400 $850.00 $340k
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10B5-1
2026-09-02 Guarini Kathryn M Exercice option 400
2
2026-08-19 LAROSA JOSEPH J EVP General Counsel and Secret M Exercice option 12,282 $381.92 $4.69M
2
2026-08-19 LAROSA JOSEPH J EVP General Counsel and Secret F Retenue fiscale 9,019 $830.15 $7.49M
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2026-08-19 LAROSA JOSEPH J EVP General Counsel and Secret M Exercice option 12,282
2
2026-08-18 Fenimore Christopher R. EVP Finance CFO M Exercice option 6,283 $381.92 $2.40M
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2026-08-18 Fenimore Christopher R. EVP Finance CFO F Retenue fiscale 4,599 $813.47 $3.74M
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2026-08-18 Fenimore Christopher R. EVP Finance CFO M Exercice option 6,283
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10B5-1
2026-08-10 Guarini Kathryn M Exercice option 400 $719.37 $288k
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10B5-1
2026-08-10 Zoghbi Huda Y M Exercice option 800 $376.69 $301k
41
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2026-08-10 Guarini Kathryn S Vente marché 400 $800.00 $320k
43
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2026-08-10 Zoghbi Huda Y S Vente marché 800 $800.00 $640k
0
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2026-08-10 Guarini Kathryn M Exercice option 400
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2026-08-10 Zoghbi Huda Y M Exercice option 800
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2026-07-02 RYAN ARTHUR F S Vente marché 200 $650.15 $130k
12
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2026-05-01 RYAN ARTHUR F S Vente marché 5 $701.76 $4k
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2026-05-01 RYAN ARTHUR F S Vente marché 15 $702.46 $11k
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2026-05-01 RYAN ARTHUR F S Vente marché 24 $703.46 $17k
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2026-05-01 RYAN ARTHUR F S Vente marché 15 $704.28 $11k
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2026-05-01 RYAN ARTHUR F S Vente marché 14 $705.56 $10k
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2026-05-01 RYAN ARTHUR F S Vente marché 7 $706.74 $5k
12
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2026-05-01 RYAN ARTHUR F S Vente marché 4 $707.40 $3k
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2026-05-01 RYAN ARTHUR F S Vente marché 6 $709.45 $4k
12
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2026-05-01 RYAN ARTHUR F S Vente marché 2 $710.87 $1k
12
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2026-05-01 RYAN ARTHUR F S Vente marché 5 $711.49 $4k
12
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2026-05-01 RYAN ARTHUR F S Vente marché 1 $712.09 $712
12
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2026-05-01 RYAN ARTHUR F S Vente marché 2 $714.13 $1k
18
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2026-04-01 RYAN ARTHUR F S Vente marché 1 $771.32 $771
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2026-04-01 RYAN ARTHUR F S Vente marché 3 $772.76 $2k
18
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2026-04-01 RYAN ARTHUR F S Vente marché 8 $773.59 $6k
18
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2026-04-01 RYAN ARTHUR F S Vente marché 8 $774.58 $6k
18
CLUSTER 10B5-1
2026-04-01 RYAN ARTHUR F S Vente marché 14 $775.58 $11k
18
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2026-04-01 RYAN ARTHUR F S Vente marché 13 $776.62 $10k
18
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2026-04-01 RYAN ARTHUR F S Vente marché 9 $777.42 $7k
18
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2026-04-01 RYAN ARTHUR F S Vente marché 4 $778.24 $3k
18
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2026-04-01 RYAN ARTHUR F S Vente marché 40 $779.71 $31k
19
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2026-03-02 RYAN ARTHUR F S Vente marché 7 $777.46 $5k
19
CLUSTER 10B5-1
2026-03-02 RYAN ARTHUR F S Vente marché 2 $778.30 $2k
19
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2026-03-02 RYAN ARTHUR F S Vente marché 5 $779.69 $4k
19
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2026-03-02 RYAN ARTHUR F S Vente marché 3 $780.69 $2k
19
CLUSTER 10B5-1
2026-03-02 RYAN ARTHUR F S Vente marché 2 $781.21 $2k
19
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2026-03-02 RYAN ARTHUR F S Vente marché 2 $782.62 $2k
19
CLUSTER 10B5-1
2026-03-02 RYAN ARTHUR F S Vente marché 10 $783.62 $8k
19
CLUSTER 10B5-1
2026-03-02 RYAN ARTHUR F S Vente marché 9 $784.48 $7k
19
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2026-03-02 RYAN ARTHUR F S Vente marché 11 $785.48 $9k
19
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2026-03-02 RYAN ARTHUR F S Vente marché 7 $786.61 $6k
19
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2026-03-02 RYAN ARTHUR F S Vente marché 2 $787.34 $2k
19
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2026-03-02 RYAN ARTHUR F S Vente marché 20 $788.96 $16k
19
CLUSTER 10B5-1
2026-03-02 RYAN ARTHUR F S Vente marché 20 $789.28 $16k
0
10B5-1
2026-02-19 Zoghbi Huda Y M Exercice option 1,638 $376.69 $617k
20
CLUSTER 10B5-1
2026-02-19 Zoghbi Huda Y S Vente marché 49 $774.68 $38k
20
CLUSTER 10B5-1
2026-02-19 Zoghbi Huda Y S Vente marché 50 $775.50 $39k
20
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2026-02-19 Zoghbi Huda Y S Vente marché 53 $778.47 $41k
28
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2026-02-19 Zoghbi Huda Y S Vente marché 208 $779.55 $162k
28
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2026-02-19 Zoghbi Huda Y S Vente marché 331 $780.45 $258k
28
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2026-02-19 Zoghbi Huda Y S Vente marché 209 $781.28 $163k
28
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2026-02-19 Zoghbi Huda Y S Vente marché 298 $782.10 $233k
28
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2026-02-19 Zoghbi Huda Y S Vente marché 220 $783.29 $172k
28
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2026-02-19 Zoghbi Huda Y S Vente marché 160 $784.45 $126k
20
CLUSTER 10B5-1
2026-02-19 Zoghbi Huda Y S Vente marché 56 $785.61 $44k
19
CLUSTER 10B5-1
2026-02-19 Zoghbi Huda Y S Vente marché 4 $790.00 $3k
0
10B5-1
2026-02-19 Zoghbi Huda Y M Exercice option 1,638
31
CLUSTER 10B5-1
2026-02-09 RYAN ARTHUR F S Vente marché 1 $775.63 $776
0
10B5-1
2026-02-09 Pitofsky Jason SVP Controller M Exercice option 1,000 $492.00 $492k
31
CLUSTER 10B5-1
2026-02-09 RYAN ARTHUR F S Vente marché 10 $776.59 $8k
32
CLUSTER 10B5-1
2026-02-09 Pitofsky Jason SVP Controller S Vente marché 20 $775.95 $16k
31
CLUSTER 10B5-1
2026-02-09 RYAN ARTHUR F S Vente marché 57 $777.56 $44k
41
CLUSTER 10B5-1
2026-02-09 Pitofsky Jason SVP Controller S Vente marché 521 $776.43 $405k
31
CLUSTER 10B5-1
2026-02-09 RYAN ARTHUR F S Vente marché 12 $778.53 $9k
41
CLUSTER 10B5-1
2026-02-09 Pitofsky Jason SVP Controller S Vente marché 391 $777.51 $304k
31
CLUSTER 10B5-1
2026-02-09 RYAN ARTHUR F S Vente marché 5 $779.41 $4k
41
CLUSTER 10B5-1
2026-02-09 Pitofsky Jason SVP Controller S Vente marché 563 $778.35 $438k
31
CLUSTER 10B5-1
2026-02-09 RYAN ARTHUR F S Vente marché 1 $780.09 $780
39
CLUSTER 10B5-1
2026-02-09 Pitofsky Jason SVP Controller S Vente marché 205 $779.56 $160k
31
CLUSTER 10B5-1
2026-02-09 RYAN ARTHUR F S Vente marché 5 $781.48 $4k
39
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2026-02-09 Pitofsky Jason SVP Controller S Vente marché 75 $780.06 $59k
31
CLUSTER 10B5-1
2026-02-09 RYAN ARTHUR F S Vente marché 1 $782.53 $783
32
CLUSTER 10B5-1
2026-02-09 Pitofsky Jason SVP Controller S Vente marché 26 $781.37 $20k
31
CLUSTER 10B5-1
2026-02-09 RYAN ARTHUR F S Vente marché 3 $783.34 $2k
32
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2026-02-09 Pitofsky Jason SVP Controller S Vente marché 37 $782.67 $29k
31
CLUSTER 10B5-1
2026-02-09 RYAN ARTHUR F S Vente marché 1 $784.59 $785
39
CLUSTER 10B5-1
2026-02-09 Pitofsky Jason SVP Controller S Vente marché 144 $783.23 $113k
31
CLUSTER 10B5-1
2026-02-09 RYAN ARTHUR F S Vente marché 1 $785.71 $786
32
CLUSTER 10B5-1
2026-02-09 Pitofsky Jason SVP Controller S Vente marché 1 $784.66 $785
31
CLUSTER 10B5-1
2026-02-09 RYAN ARTHUR F S Vente marché 2 $786.29 $2k
33
CLUSTER 10B5-1
2026-02-09 Pitofsky Jason SVP Controller S Vente marché 53 $785.72 $42k
31
CLUSTER 10B5-1
2026-02-09 RYAN ARTHUR F S Vente marché 1 $787.82 $788
0
10B5-1
2026-02-09 Pitofsky Jason SVP Controller M Exercice option 1,000
0
10B5-1
2026-01-07 Bassler Bonnie L M Exercice option 1,500 $374.12 $561k
35
CLUSTER 10B5-1
2026-01-07 Bassler Bonnie L S Vente marché 1,500 $800.00 $1.20M
0
10B5-1
2026-01-07 Bassler Bonnie L M Exercice option 1,500
32
CLUSTER
2026-01-02 BROWN MICHAEL S A Attribution 155
29
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2026-01-02 RYAN ARTHUR F A Attribution 155
27
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2026-01-02 POON CHRISTINE A A Attribution 155
32
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2026-01-02 COLES N ANTHONY A Attribution 155
29
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2026-01-02 SING GEORGE L A Attribution 155
30
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2026-01-02 GOLDSTEIN JOSEPH L A Attribution 155
34
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2026-01-02 Thompson Craig B. A Attribution 155
34
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2026-01-02 Schenkein David P A Attribution 155
32
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2026-01-02 Zoghbi Huda Y A Attribution 155
32
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2026-01-02 Bassler Bonnie L A Attribution 155
34
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2026-01-02 Guarini Kathryn A Attribution 155
39
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2026-01-02 BROWN MICHAEL S A Attribution 1,962
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2026-01-02 RYAN ARTHUR F A Attribution 1,962
36
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2026-01-02 POON CHRISTINE A A Attribution 1,962
39
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2026-01-02 COLES N ANTHONY A Attribution 1,962
39
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2026-01-02 SING GEORGE L A Attribution 1,962
39
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2026-01-02 GOLDSTEIN JOSEPH L A Attribution 1,962
39
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2026-01-02 Thompson Craig B. A Attribution 1,962
39
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2026-01-02 Schenkein David P A Attribution 1,962
39
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2026-01-02 Zoghbi Huda Y A Attribution 1,962
39
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2026-01-02 Bassler Bonnie L A Attribution 1,962
39
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2026-01-02 Guarini Kathryn A Attribution 1,962
0
2025-12-31 SCHLEIFER LEONARD S Bd. Co-Chair, President & CEO M Exercice option 28,570
0
2025-12-31 YANCOPOULOS GEORGE Bd. Co-Chair, President & CSO M Exercice option 28,570
2
2025-12-31 SCHLEIFER LEONARD S Bd. Co-Chair, President & CEO F Retenue fiscale 28,570 $772.09 $22.06M
2
2025-12-31 YANCOPOULOS GEORGE Bd. Co-Chair, President & CSO F Retenue fiscale 28,570 $772.09 $22.06M
0
2025-12-31 SCHLEIFER LEONARD S Bd. Co-Chair, President & CEO M Exercice option 28,570
0
2025-12-31 YANCOPOULOS GEORGE Bd. Co-Chair, President & CSO M Exercice option 28,570
2
2025-12-30 SING GEORGE L M Exercice option 9,212 $520.01 $4.79M
0
2025-12-30 SING GEORGE L F Retenue fiscale 6,188 $774.03 $4.79M
0
2025-12-30 SING GEORGE L M Exercice option 9,212
7
2025-12-09 SCHLEIFER LEONARD S Bd. Co-Chair, President & CEO M Exercice option 172,723 $555.67 $95.98M
6
2025-12-09 YANCOPOULOS GEORGE Bd. Co-Chair, President & CSO M Exercice option 146,815 $555.67 $81.58M
0
2025-12-09 Van Plew Daniel P EVP & General Mgr, Industrial F Retenue fiscale 2,552 $701.51 $1.79M
0
2025-12-09 McCourt Marion EVP Commercial F Retenue fiscale 1,021 $701.51 $716k
0
2025-12-09 MURPHY ANDREW J EVP Research F Retenue fiscale 4,229 $701.51 $2.97M
6
2025-12-09 SCHLEIFER LEONARD S Bd. Co-Chair, President & CEO F Retenue fiscale 155,145 $701.51 $108.84M
6
2025-12-09 YANCOPOULOS GEORGE Bd. Co-Chair, President & CSO F Retenue fiscale 131,874 $701.51 $92.51M
0
2025-12-09 SCHLEIFER LEONARD S Bd. Co-Chair, President & CEO M Exercice option 172,723
0
2025-12-09 YANCOPOULOS GEORGE Bd. Co-Chair, President & CSO M Exercice option 146,815
0
2025-12-08 LAROSA JOSEPH J EVP General Counsel and Secret F Retenue fiscale 1,396 $712.94 $995k
0
2025-12-08 Van Plew Daniel P EVP & General Mgr, Industrial F Retenue fiscale 1,906 $712.94 $1.36M
0
2025-12-08 McCourt Marion EVP Commercial F Retenue fiscale 1,336 $712.94 $952k
0
2025-12-08 Fenimore Christopher R. EVP Finance CFO F Retenue fiscale 992 $712.94 $707k
0
2025-12-08 MURPHY ANDREW J EVP Research F Retenue fiscale 1,699 $712.94 $1.21M
0
2025-12-08 Pitofsky Jason VP Controller F Retenue fiscale 989 $712.94 $705k
28
CLUSTER
2025-12-05 LAROSA JOSEPH J EVP General Counsel and Secret A Attribution 2,476
28
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2025-12-05 Van Plew Daniel P EVP & General Mgr, Industrial A Attribution 3,715
28
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2025-12-05 McCourt Marion EVP Commercial A Attribution 2,476
28
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2025-12-05 Fenimore Christopher R. EVP Finance CFO A Attribution 3,027
28
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2025-12-05 MURPHY ANDREW J EVP Research A Attribution 3,715
30
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2025-12-05 Pitofsky Jason VP Controller A Attribution 2,064
35
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2025-12-05 LAROSA JOSEPH J EVP General Counsel and Secret A Attribution 12,210
35
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2025-12-05 Van Plew Daniel P EVP & General Mgr, Industrial A Attribution 18,315
35
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2025-12-05 McCourt Marion EVP Commercial A Attribution 12,210
35
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2025-12-05 Fenimore Christopher R. EVP Finance CFO A Attribution 14,924
35
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2025-12-05 MURPHY ANDREW J EVP Research A Attribution 18,315
35
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2025-12-05 Pitofsky Jason VP Controller A Attribution 2,261
5
2025-11-20 LAROSA JOSEPH J EVP General Counsel and Secret M Exercice option 14,450 $555.67 $8.03M
0
10B5-1
2025-11-20 Bassler Bonnie L M Exercice option 760 $371.40 $282k
4
2025-11-20 LAROSA JOSEPH J EVP General Counsel and Secret F Retenue fiscale 12,686 $736.77 $9.35M
35
CLUSTER 10B5-1
2025-11-20 Bassler Bonnie L S Vente marché 760 $750.00 $570k
0
2025-11-20 LAROSA JOSEPH J EVP General Counsel and Secret M Exercice option 14,450
0
10B5-1
2025-11-20 Bassler Bonnie L M Exercice option 760
38
CLUSTER
2025-11-07 Pitofsky Jason VP Controller S Vente marché 431 $651.43 $281k
0
2025-10-30 MURPHY ANDREW J EVP Research G Don 1,538
4
2025-10-30 POON CHRISTINE A M Exercice option 2,712 $520.01 $1.41M
0
2025-10-30 POON CHRISTINE A M Exercice option 2,712
4
2025-10-29 POON CHRISTINE A M Exercice option 6,500 $520.01 $3.38M
5
2025-10-29 MURPHY ANDREW J EVP Research M Exercice option 35,000 $555.67 $19.45M
37
CLUSTER
2025-10-29 POON CHRISTINE A S Vente marché 650 $652.68 $424k
4
2025-10-29 MURPHY ANDREW J EVP Research F Retenue fiscale 32,490 $648.82 $21.08M
41
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2025-10-29 POON CHRISTINE A S Vente marché 2,735 $653.50 $1.79M
41
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2025-10-29 POON CHRISTINE A S Vente marché 1,915 $654.42 $1.25M
0
2025-10-29 MURPHY ANDREW J EVP Research M Exercice option 35,000
35
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2025-10-29 POON CHRISTINE A S Vente marché 100 $655.10 $66k
39
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2025-10-29 POON CHRISTINE A S Vente marché 712 $656.50 $467k
37
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2025-10-29 POON CHRISTINE A S Vente marché 388 $657.29 $255k
0
2025-10-29 POON CHRISTINE A M Exercice option 6,500