REGENERON PHARMACEUTICALS

Ticker: REGN CUSIP: 75886F107 Class: COM

STIFEL FINANCIAL CORP's Holding History (CIK: 0000720672)

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

Q4 2025

Shares 50,520 Value ($000) $38,997 Avg Close $678.68 Range $540.32 - $792.77

Q3 2025

Shares 45,443 Value ($000) $25,552 Avg Close $564.28 Range $519.56 - $609.69

Q2 2025

Shares 37,659 Value ($000) $19,772 Avg Close $556.12 Range $475.17 - $638.52

Q1 2025

Shares 38,124 Value ($000) $24,180 Avg Close $684.44 Range $615.89 - $745.12

Q4 2024

Shares 38,086 Value ($000) $27,130 Avg Close $834.60 Range $689.18 - $1055.74

Q3 2024

Shares 48,245 Value ($000) $50,717 Avg Close $1106.73 Range $1002.85 - $1204.52

Q2 2024

Shares 44,974 Value ($000) $47,269 Avg Close $964.05 Range $870.40 - $1075.21

Q1 2024

Shares 44,909 Value ($000) $43,224 Avg Close $945.64 Range $866.58 - $992.82

Q4 2023

Shares 41,679 Value ($000) $36,606 Avg Close $818.96 Range $764.95 - $894.90

Q3 2023

Shares 31,030 Value ($000) $25,537 Avg Close $781.58 Range $684.72 - $842.83

Q2 2023

Shares 27,645 Value ($000) $19,864 Avg Close $766.75 Range $681.03 - $832.93

Q1 2023

Shares 23,066 Value ($000) $18,953 Avg Close $750.05 Range $664.32 - $830.39

Q4 2022

Shares 24,097 Value ($000) $17,386 Avg Close $733.79 Range $690.81 - $774.70

Q3 2022

Shares 25,112 Value ($000) $17,299 Avg Close $625.92 Range $560.71 - $750.51

Q2 2022

Shares 41,254 Value ($000) $24,386 Avg Close $646.43 Range $535.04 - $743.30

Q1 2022

Shares 44,729 Value ($000) $31,239 Avg Close $629.16 Range $589.59 - $706.29

Q4 2021

Shares 43,353 Value ($000) $27,377 Avg Close $611.44 Range $536.21 - $670.14

Q3 2021

Shares 45,114 Value ($000) $27,302 Avg Close $617.39 Range $551.89 - $682.83

Q2 2021

Shares 44,293 Value ($000) $24,738 Avg Close $503.83 Range $466.78 - $566.85

Q1 2021

Shares 27,784 Value ($000) $13,146 Avg Close $484.19 Range $438.57 - $555.83

Q4 2020

Shares 29,617 Value ($000) $14,308 Avg Close $536.82 Range $468.18 - $616.55

Q3 2020

Shares 40,015 Value ($000) $22,400 Avg Close $602.99 Range $537.02 - $660.97

Q2 2020

Shares 37,943 Value ($000) $23,663 Avg Close $564.49 Range $473.82 - $642.77

Q1 2020

Shares 18,922 Value ($000) $9,193 Avg Close $410.21 Range $326.32 - $515.14

Q4 2019

Shares 7,502 Value ($000) $2,822 Avg Close $334.59 Range $270.76 - $380.14

Q3 2019

Shares 7,502 Value ($000) $2,080 Avg Close $294.28 Range $269.87 - $318.99

Q2 2019

Shares 36,546 Value ($000) $11,443 Avg Close $331.08 Range $293.64 - $413.60

Q1 2019

Shares 43,837 Value ($000) $17,998 Avg Close $409.51 Range $363.99 - $439.56

Q4 2018

Shares 50,577 Value ($000) $18,767 Avg Close $364.00 Range $325.77 - $407.74

Q3 2018

Shares 51,306 Value ($000) $20,766 Avg Close $378.49 Range $340.69 - $414.19

Q2 2018

Shares 45,314 Value ($000) $15,612 Avg Close $311.03 Range $280.34 - $347.31

Q1 2018

Shares 47,094 Value ($000) $16,208 Avg Close $345.90 Range $311.80 - $394.59

Q4 2017

Shares 81,494 Value ($000) $30,764 Avg Close $402.77 Range $351.19 - $474.37

Q3 2017

Shares 87,259 Value ($000) $39,008 Avg Close $473.21 Range $424.12 - $523.22

Q2 2017

Shares 75,914 Value ($000) $37,156 Avg Close $435.19 Range $358.01 - $540.55

Q1 2017

Shares 79,116 Value ($000) $30,679 Avg Close $368.62 Range $338.21 - $399.00

Q4 2016

Shares 81,599 Value ($000) $29,959 Avg Close $378.17 Range $323.56 - $450.46

Q3 2016

Shares 57,507 Value ($000) $23,107 Avg Close $398.92 Range $346.51 - $441.54

Q2 2016

Shares 70,695 Value ($000) $24,691 Avg Close $383.00 Range $327.27 - $431.54

Q1 2016

Shares 93,858 Value ($000) $33,832 Avg Close $409.79 Range $347.04 - $529.97

Q4 2015

Shares 99,233 Value ($000) $53,891 Avg Close $538.82 Range $445.63 - $589.32

Q3 2015

Shares 102,337 Value ($000) $47,651 Avg Close $534.07 Range $433.12 - $602.59

Q2 2015

Shares 100,852 Value ($000) $51,495 Avg Close $485.93 Range $431.08 - $541.00

Q1 2015

Shares 99,014 Value ($000) $44,736 Avg Close $421.46 Range $390.83 - $492.77

Q4 2014

Shares 79,337 Value ($000) $32,524 Avg Close $391.09 Range $318.29 - $435.23

Q3 2014

Shares 1,758 Value ($000) $633 Avg Close $333.32 Range $283.49 - $367.27

Q2 2014

Shares 1,568 Value ($000) $443 Avg Close $294.74 Range $268.01 - $318.24

Q1 2014

Shares 1,712 Value ($000) $514 Avg Close $306.39 Range $261.52 - $350.55

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	50,520	$38,997	$678.68	$540.32 - $792.77
Q3 2025	45,443	$25,552	$564.28	$519.56 - $609.69
Q2 2025	37,659	$19,772	$556.12	$475.17 - $638.52
Q1 2025	38,124	$24,180	$684.44	$615.89 - $745.12
Q4 2024	38,086	$27,130	$834.60	$689.18 - $1055.74
Q3 2024	48,245	$50,717	$1106.73	$1002.85 - $1204.52
Q2 2024	44,974	$47,269	$964.05	$870.40 - $1075.21
Q1 2024	44,909	$43,224	$945.64	$866.58 - $992.82
Q4 2023	41,679	$36,606	$818.96	$764.95 - $894.90
Q3 2023	31,030	$25,537	$781.58	$684.72 - $842.83
Q2 2023	27,645	$19,864	$766.75	$681.03 - $832.93
Q1 2023	23,066	$18,953	$750.05	$664.32 - $830.39
Q4 2022	24,097	$17,386	$733.79	$690.81 - $774.70
Q3 2022	25,112	$17,299	$625.92	$560.71 - $750.51
Q2 2022	41,254	$24,386	$646.43	$535.04 - $743.30
Q1 2022	44,729	$31,239	$629.16	$589.59 - $706.29
Q4 2021	43,353	$27,377	$611.44	$536.21 - $670.14
Q3 2021	45,114	$27,302	$617.39	$551.89 - $682.83
Q2 2021	44,293	$24,738	$503.83	$466.78 - $566.85
Q1 2021	27,784	$13,146	$484.19	$438.57 - $555.83
Q4 2020	29,617	$14,308	$536.82	$468.18 - $616.55
Q3 2020	40,015	$22,400	$602.99	$537.02 - $660.97
Q2 2020	37,943	$23,663	$564.49	$473.82 - $642.77
Q1 2020	18,922	$9,193	$410.21	$326.32 - $515.14
Q4 2019	7,502	$2,822	$334.59	$270.76 - $380.14
Q3 2019	7,502	$2,080	$294.28	$269.87 - $318.99
Q2 2019	36,546	$11,443	$331.08	$293.64 - $413.60
Q1 2019	43,837	$17,998	$409.51	$363.99 - $439.56
Q4 2018	50,577	$18,767	$364.00	$325.77 - $407.74
Q3 2018	51,306	$20,766	$378.49	$340.69 - $414.19
Q2 2018	45,314	$15,612	$311.03	$280.34 - $347.31
Q1 2018	47,094	$16,208	$345.90	$311.80 - $394.59
Q4 2017	81,494	$30,764	$402.77	$351.19 - $474.37
Q3 2017	87,259	$39,008	$473.21	$424.12 - $523.22
Q2 2017	75,914	$37,156	$435.19	$358.01 - $540.55
Q1 2017	79,116	$30,679	$368.62	$338.21 - $399.00
Q4 2016	81,599	$29,959	$378.17	$323.56 - $450.46
Q3 2016	57,507	$23,107	$398.92	$346.51 - $441.54
Q2 2016	70,695	$24,691	$383.00	$327.27 - $431.54
Q1 2016	93,858	$33,832	$409.79	$347.04 - $529.97
Q4 2015	99,233	$53,891	$538.82	$445.63 - $589.32
Q3 2015	102,337	$47,651	$534.07	$433.12 - $602.59
Q2 2015	100,852	$51,495	$485.93	$431.08 - $541.00
Q1 2015	99,014	$44,736	$421.46	$390.83 - $492.77
Q4 2014	79,337	$32,524	$391.09	$318.29 - $435.23
Q3 2014	1,758	$633	$333.32	$283.49 - $367.27
Q2 2014	1,568	$443	$294.74	$268.01 - $318.24
Q1 2014	1,712	$514	$306.39	$261.52 - $350.55