REGENERON PHARMACEUTICALS

Ticker: REGN CUSIP: 75886F107 Class: COM

SECTORAL ASSET MANAGEMENT INC's Holding History (CIK: 0001274413)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 3,715 Value ($000) $2,867 Avg Close $678.68 Range $540.32 - $792.77

Q3 2025

Shares 3,968 Value ($000) $2,231 Avg Close $564.28 Range $519.56 - $609.69

Q2 2025

Shares 2,773 Value ($000) $1,456 Avg Close $556.12 Range $475.17 - $638.52

Q1 2025

Shares 2,773 Value ($000) $1,759 Avg Close $684.44 Range $615.89 - $745.12

Q4 2024

Shares 3,400 Value ($000) $2,422 Avg Close $834.60 Range $689.18 - $1055.74

Q3 2024

Shares 3,400 Value ($000) $3,574 Avg Close $1106.73 Range $1002.85 - $1204.52

Q2 2024

Shares 6,040 Value ($000) $6,348 Avg Close $964.05 Range $870.40 - $1075.21

Q1 2024

Shares 7,075 Value ($000) $6,810 Avg Close $945.64 Range $866.58 - $992.82

Q4 2023

Shares 3,835 Value ($000) $3,368 Avg Close $818.96 Range $764.95 - $894.90

Q3 2023

Shares 3,720 Value ($000) $3,061 Avg Close $781.58 Range $684.72 - $842.83

Q2 2023

Shares 3,196 Value ($000) $2,296 Avg Close $766.75 Range $681.03 - $832.93

Q1 2023

Shares 2,790 Value ($000) $2,292 Avg Close $750.05 Range $664.32 - $830.39

Q4 2022

Shares 2,710 Value ($000) $1,955 Avg Close $733.79 Range $690.81 - $774.70

Q3 2022

Shares 3,320 Value ($000) $2,287 Avg Close $625.92 Range $560.71 - $750.51

Q2 2022

Shares 3,210 Value ($000) $1,898 Avg Close $646.43 Range $535.04 - $743.30

Q1 2022

Shares 3,040 Value ($000) $2,123 Avg Close $629.16 Range $589.59 - $706.29

Q4 2021

Shares 3,410 Value ($000) $2,153 Avg Close $611.44 Range $536.21 - $670.14

Q3 2021

Shares 3,720 Value ($000) $2,251 Avg Close $617.39 Range $551.89 - $682.83

Q2 2021

Shares 4,220 Value ($000) $2,357 Avg Close $503.83 Range $466.78 - $566.85

Q1 2021

Shares 4,620 Value ($000) $2,186 Avg Close $484.19 Range $438.57 - $555.83

Q4 2020

Shares 4,620 Value ($000) $2,232 Avg Close $536.82 Range $468.18 - $616.55

Q3 2020

Shares 22,930 Value ($000) $12,836 Avg Close $602.99 Range $537.02 - $660.97

Q2 2020

Shares 18,038 Value ($000) $11,249 Avg Close $564.49 Range $473.82 - $642.77

Q1 2020

Shares 7,770 Value ($000) $3,794 Avg Close $410.21 Range $326.32 - $515.14

Q3 2018

Shares 1,370 Value ($000) $554 Avg Close $378.49 Range $340.69 - $414.19

Q4 2017

Shares 39,316 Value ($000) $14,781 Avg Close $402.77 Range $351.19 - $474.37

Q3 2017

Shares 32,917 Value ($000) $14,718 Avg Close $473.21 Range $424.12 - $523.22

Q2 2017

Shares 62,898 Value ($000) $30,892 Avg Close $435.19 Range $358.01 - $540.55

Q1 2017

Shares 5,695 Value ($000) $2,207 Avg Close $368.62 Range $338.21 - $399.00

Q1 2016

Shares 232,770 Value ($000) $83,900 Avg Close $409.79 Range $347.04 - $529.97

Q4 2015

Shares 236,300 Value ($000) $128,280 Avg Close $538.82 Range $445.63 - $589.32

Q3 2015

Shares 244,100 Value ($000) $113,541 Avg Close $534.07 Range $433.12 - $602.59

Q2 2015

Shares 174,900 Value ($000) $89,222 Avg Close $485.93 Range $431.08 - $541.00

Q4 2014

Shares 185,685 Value ($000) $76,177 Avg Close $391.09 Range $318.29 - $435.23

Q3 2014

Shares 227,800 Value ($000) $82,126 Avg Close $333.32 Range $283.49 - $367.27

Q2 2014

Shares 227,900 Value ($000) $64,375 Avg Close $294.74 Range $268.01 - $318.24

Q1 2014

Shares 307,400 Value ($000) $92,306 Avg Close $306.39 Range $261.52 - $350.55

Q4 2013

Shares 276,000 Value ($000) $75,966 Avg Close $286.03 Range $256.27 - $317.74

Q3 2013

Shares 175,000 Value ($000) $54,752 Avg Close $261.58 Range $224.53 - $318.07

Q2 2013

Shares 274,666 Value ($000) $61,767 Avg Close $231.58 Range $176.14 - $282.42

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	3,715	$2,867	$678.68	$540.32 - $792.77
Q3 2025	3,968	$2,231	$564.28	$519.56 - $609.69
Q2 2025	2,773	$1,456	$556.12	$475.17 - $638.52
Q1 2025	2,773	$1,759	$684.44	$615.89 - $745.12
Q4 2024	3,400	$2,422	$834.60	$689.18 - $1055.74
Q3 2024	3,400	$3,574	$1106.73	$1002.85 - $1204.52
Q2 2024	6,040	$6,348	$964.05	$870.40 - $1075.21
Q1 2024	7,075	$6,810	$945.64	$866.58 - $992.82
Q4 2023	3,835	$3,368	$818.96	$764.95 - $894.90
Q3 2023	3,720	$3,061	$781.58	$684.72 - $842.83
Q2 2023	3,196	$2,296	$766.75	$681.03 - $832.93
Q1 2023	2,790	$2,292	$750.05	$664.32 - $830.39
Q4 2022	2,710	$1,955	$733.79	$690.81 - $774.70
Q3 2022	3,320	$2,287	$625.92	$560.71 - $750.51
Q2 2022	3,210	$1,898	$646.43	$535.04 - $743.30
Q1 2022	3,040	$2,123	$629.16	$589.59 - $706.29
Q4 2021	3,410	$2,153	$611.44	$536.21 - $670.14
Q3 2021	3,720	$2,251	$617.39	$551.89 - $682.83
Q2 2021	4,220	$2,357	$503.83	$466.78 - $566.85
Q1 2021	4,620	$2,186	$484.19	$438.57 - $555.83
Q4 2020	4,620	$2,232	$536.82	$468.18 - $616.55
Q3 2020	22,930	$12,836	$602.99	$537.02 - $660.97
Q2 2020	18,038	$11,249	$564.49	$473.82 - $642.77
Q1 2020	7,770	$3,794	$410.21	$326.32 - $515.14
Q3 2018	1,370	$554	$378.49	$340.69 - $414.19
Q4 2017	39,316	$14,781	$402.77	$351.19 - $474.37
Q3 2017	32,917	$14,718	$473.21	$424.12 - $523.22
Q2 2017	62,898	$30,892	$435.19	$358.01 - $540.55
Q1 2017	5,695	$2,207	$368.62	$338.21 - $399.00
Q1 2016	232,770	$83,900	$409.79	$347.04 - $529.97
Q4 2015	236,300	$128,280	$538.82	$445.63 - $589.32
Q3 2015	244,100	$113,541	$534.07	$433.12 - $602.59
Q2 2015	174,900	$89,222	$485.93	$431.08 - $541.00
Q4 2014	185,685	$76,177	$391.09	$318.29 - $435.23
Q3 2014	227,800	$82,126	$333.32	$283.49 - $367.27
Q2 2014	227,900	$64,375	$294.74	$268.01 - $318.24
Q1 2014	307,400	$92,306	$306.39	$261.52 - $350.55
Q4 2013	276,000	$75,966	$286.03	$256.27 - $317.74
Q3 2013	175,000	$54,752	$261.58	$224.53 - $318.07
Q2 2013	274,666	$61,767	$231.58	$176.14 - $282.42