REGENERON PHARMACEUTICALS

Ticker: REGN CUSIP: 75886F107 Class: COM

FRED ALGER MANAGEMENT, LLC's Holding History (CIK: 0000003520)

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

Q4 2025

Shares 418 Value ($000) $323 Avg Close $678.68 Range $540.32 - $792.77

Q3 2025

Shares 513 Value ($000) $288 Avg Close $564.28 Range $519.56 - $609.69

Q2 2025

Shares 481 Value ($000) $253 Avg Close $556.12 Range $475.17 - $638.52

Q1 2025

Shares 377 Value ($000) $239 Avg Close $684.44 Range $615.89 - $745.12

Q3 2024

Shares 8,821 Value ($000) $9,273 Avg Close $1106.73 Range $1002.85 - $1204.52

Q2 2024

Shares 11,123 Value ($000) $11,691 Avg Close $964.05 Range $870.40 - $1075.21

Q1 2024

Shares 48,001 Value ($000) $46,200 Avg Close $945.64 Range $866.58 - $992.82

Q4 2023

Shares 50,597 Value ($000) $44,439 Avg Close $818.96 Range $764.95 - $894.90

Q3 2023

Shares 62,920 Value ($000) $51,781 Avg Close $781.58 Range $684.72 - $842.83

Q2 2023

Shares 84 Value ($000) $60 Avg Close $766.75 Range $681.03 - $832.93

Q1 2023

Shares 62,749 Value ($000) $51,559 Avg Close $750.05 Range $664.32 - $830.39

Q4 2022

Shares 29,390 Value ($000) $21,205 Avg Close $733.79 Range $690.81 - $774.70

Q3 2022

Shares 12,559 Value ($000) $8,652 Avg Close $625.92 Range $560.71 - $750.51

Q3 2020

Shares 10,557 Value ($000) $5,910 Avg Close $602.99 Range $537.02 - $660.97

Q2 2020

Shares 12,057 Value ($000) $7,519 Avg Close $564.49 Range $473.82 - $642.77

Q1 2020

Shares 10,815 Value ($000) $5,281 Avg Close $410.21 Range $326.32 - $515.14

Q2 2019

Shares 31 Value ($000) $10 Avg Close $331.08 Range $293.64 - $413.60

Q1 2019

Shares 80,743 Value ($000) $33,155 Avg Close $409.51 Range $363.99 - $439.56

Q2 2018

Shares 1,000 Value ($000) $345 Avg Close $311.03 Range $280.34 - $347.31

Q3 2017

Shares 4,000 Value ($000) $1,788 Avg Close $473.21 Range $424.12 - $523.22

Q2 2017

Shares 6,000 Value ($000) $2,947 Avg Close $435.19 Range $358.01 - $540.55

Q4 2015

Shares 62,962 Value ($000) $34,180 Avg Close $538.82 Range $445.63 - $589.32

Q3 2015

Shares 65,079 Value ($000) $30,271 Avg Close $534.07 Range $433.12 - $602.59

Q2 2015

Shares 10,100 Value ($000) $5,152 Avg Close $485.93 Range $431.08 - $541.00

Q3 2013

Shares 59,108 Value ($000) $18,493 Avg Close $261.58 Range $224.53 - $318.07

Q2 2013

Shares 48,589 Value ($000) $10,927 Avg Close $231.58 Range $176.14 - $282.42

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	418	$323	$678.68	$540.32 - $792.77
Q3 2025	513	$288	$564.28	$519.56 - $609.69
Q2 2025	481	$253	$556.12	$475.17 - $638.52
Q1 2025	377	$239	$684.44	$615.89 - $745.12
Q3 2024	8,821	$9,273	$1106.73	$1002.85 - $1204.52
Q2 2024	11,123	$11,691	$964.05	$870.40 - $1075.21
Q1 2024	48,001	$46,200	$945.64	$866.58 - $992.82
Q4 2023	50,597	$44,439	$818.96	$764.95 - $894.90
Q3 2023	62,920	$51,781	$781.58	$684.72 - $842.83
Q2 2023	84	$60	$766.75	$681.03 - $832.93
Q1 2023	62,749	$51,559	$750.05	$664.32 - $830.39
Q4 2022	29,390	$21,205	$733.79	$690.81 - $774.70
Q3 2022	12,559	$8,652	$625.92	$560.71 - $750.51
Q3 2020	10,557	$5,910	$602.99	$537.02 - $660.97
Q2 2020	12,057	$7,519	$564.49	$473.82 - $642.77
Q1 2020	10,815	$5,281	$410.21	$326.32 - $515.14
Q2 2019	31	$10	$331.08	$293.64 - $413.60
Q1 2019	80,743	$33,155	$409.51	$363.99 - $439.56
Q2 2018	1,000	$345	$311.03	$280.34 - $347.31
Q3 2017	4,000	$1,788	$473.21	$424.12 - $523.22
Q2 2017	6,000	$2,947	$435.19	$358.01 - $540.55
Q4 2015	62,962	$34,180	$538.82	$445.63 - $589.32
Q3 2015	65,079	$30,271	$534.07	$433.12 - $602.59
Q2 2015	10,100	$5,152	$485.93	$431.08 - $541.00
Q3 2013	59,108	$18,493	$261.58	$224.53 - $318.07
Q2 2013	48,589	$10,927	$231.58	$176.14 - $282.42