REGENERON PHARMACEUTICALS

Ticker: REGN CUSIP: 75886F107 Class: COM

Kovitz Investment Group Partners, LLC's Holding History (CIK: 0001665198)

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

Q4 2025

Shares 762 Value ($000) $588 Avg Close $678.68 Range $540.32 - $792.77

Q3 2025

Shares 1,316 Value ($000) $740 Avg Close $564.28 Range $519.56 - $609.69

Q2 2025

Shares 1,290 Value ($000) $677 Avg Close $556.12 Range $475.17 - $638.52

Q1 2025

Shares 6,929 Value ($000) $4,395 Avg Close $684.44 Range $615.89 - $745.12

Q4 2024

Shares 2,775 Value ($000) $1,979 Avg Close $834.60 Range $689.18 - $1055.74

Q3 2024

Shares 3,691 Value ($000) $2,568 Avg Close $1106.73 Range $1002.85 - $1204.52

Q2 2024

Shares 2,388 Value ($000) $2,511 Avg Close $964.05 Range $870.40 - $1075.21

Q1 2024

Shares 993 Value ($000) $956 Avg Close $945.64 Range $866.58 - $992.82

Q4 2023

Shares 240 Value ($000) $211 Avg Close $818.96 Range $764.95 - $894.90

Q3 2023

Shares 267 Value ($000) $220 Avg Close $781.58 Range $684.72 - $842.83

Q1 2023

Shares 287 Value ($000) $0 Avg Close $750.05 Range $664.32 - $830.39

Q4 2022

Shares 317 Value ($000) $0 Avg Close $733.79 Range $690.81 - $774.70

Q3 2022

Shares 2,045 Value ($000) $1,409 Avg Close $625.92 Range $560.71 - $750.51

Q2 2022

Shares 2,590 Value ($000) $1,531 Avg Close $646.43 Range $535.04 - $743.30

Q1 2022

Shares 2,957 Value ($000) $2,065 Avg Close $629.16 Range $589.59 - $706.29

Q3 2021

Shares 3,631 Value ($000) $2,197 Avg Close $617.39 Range $551.89 - $682.83

Q2 2021

Shares 3,945 Value ($000) $2,203 Avg Close $503.83 Range $466.78 - $566.85

Q1 2021

Shares 1,258 Value ($000) $595 Avg Close $484.19 Range $438.57 - $555.83

Q1 2020

Shares 2,437 Value ($000) $1,190 Avg Close $410.21 Range $326.32 - $515.14

Q2 2019

Shares 2,133 Value ($000) $668 Avg Close $331.08 Range $293.64 - $413.60

Q1 2019

Shares 1,193 Value ($000) $489 Avg Close $409.51 Range $363.99 - $439.56

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	762	$588	$678.68	$540.32 - $792.77
Q3 2025	1,316	$740	$564.28	$519.56 - $609.69
Q2 2025	1,290	$677	$556.12	$475.17 - $638.52
Q1 2025	6,929	$4,395	$684.44	$615.89 - $745.12
Q4 2024	2,775	$1,979	$834.60	$689.18 - $1055.74
Q3 2024	3,691	$2,568	$1106.73	$1002.85 - $1204.52
Q2 2024	2,388	$2,511	$964.05	$870.40 - $1075.21
Q1 2024	993	$956	$945.64	$866.58 - $992.82
Q4 2023	240	$211	$818.96	$764.95 - $894.90
Q3 2023	267	$220	$781.58	$684.72 - $842.83
Q1 2023	287	$0	$750.05	$664.32 - $830.39
Q4 2022	317	$0	$733.79	$690.81 - $774.70
Q3 2022	2,045	$1,409	$625.92	$560.71 - $750.51
Q2 2022	2,590	$1,531	$646.43	$535.04 - $743.30
Q1 2022	2,957	$2,065	$629.16	$589.59 - $706.29
Q3 2021	3,631	$2,197	$617.39	$551.89 - $682.83
Q2 2021	3,945	$2,203	$503.83	$466.78 - $566.85
Q1 2021	1,258	$595	$484.19	$438.57 - $555.83
Q1 2020	2,437	$1,190	$410.21	$326.32 - $515.14
Q2 2019	2,133	$668	$331.08	$293.64 - $413.60
Q1 2019	1,193	$489	$409.51	$363.99 - $439.56