REGENERON PHARMACEUTICALS

Ticker: REGN CUSIP: 75886F107 Class: COM

TWIN CAPITAL MANAGEMENT INC's Holding History (CIK: 0001059187)

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

Q4 2025

Shares 1,245 Value ($000) $961 Avg Close $678.68 Range $540.32 - $792.77

Q3 2025

Shares 1,226 Value ($000) $689 Avg Close $564.28 Range $519.56 - $609.69

Q4 2024

Shares 3,655 Value ($000) $2,604 Avg Close $834.60 Range $689.18 - $1055.74

Q3 2024

Shares 3,554 Value ($000) $3,736 Avg Close $1106.73 Range $1002.85 - $1204.52

Q2 2024

Shares 3,906 Value ($000) $4,105 Avg Close $964.05 Range $870.40 - $1075.21

Q1 2024

Shares 3,787 Value ($000) $3,645 Avg Close $945.64 Range $866.58 - $992.82

Q4 2023

Shares 4,001 Value ($000) $3,514 Avg Close $818.96 Range $764.95 - $894.90

Q3 2023

Shares 4,095 Value ($000) $3,370 Avg Close $781.58 Range $684.72 - $842.83

Q2 2023

Shares 4,408 Value ($000) $3,167 Avg Close $766.75 Range $681.03 - $832.93

Q1 2023

Shares 4,638 Value ($000) $3,811 Avg Close $750.05 Range $664.32 - $830.39

Q4 2022

Shares 5,167 Value ($000) $4 Avg Close $733.79 Range $690.81 - $774.70

Q3 2022

Shares 5,406 Value ($000) $3,724 Avg Close $625.92 Range $560.71 - $750.51

Q2 2022

Shares 5,483 Value ($000) $3,241 Avg Close $646.43 Range $535.04 - $743.30

Q1 2022

Shares 5,154 Value ($000) $3,600 Avg Close $629.16 Range $589.59 - $706.29

Q4 2021

Shares 5,125 Value ($000) $3,237 Avg Close $611.44 Range $536.21 - $670.14

Q3 2021

Shares 5,573 Value ($000) $3,373 Avg Close $617.39 Range $551.89 - $682.83

Q2 2021

Shares 6,152 Value ($000) $3,436 Avg Close $503.83 Range $466.78 - $566.85

Q1 2021

Shares 6,029 Value ($000) $2,853 Avg Close $484.19 Range $438.57 - $555.83

Q4 2020

Shares 6,858 Value ($000) $3,313 Avg Close $536.82 Range $468.18 - $616.55

Q3 2020

Shares 6,418 Value ($000) $3,593 Avg Close $602.99 Range $537.02 - $660.97

Q2 2020

Shares 6,439 Value ($000) $4,016 Avg Close $564.49 Range $473.82 - $642.77

Q1 2020

Shares 6,458 Value ($000) $3,153 Avg Close $410.21 Range $326.32 - $515.14

Q4 2019

Shares 6,628 Value ($000) $2,489 Avg Close $334.59 Range $270.76 - $380.14

Q3 2019

Shares 1,460 Value ($000) $405 Avg Close $294.28 Range $269.87 - $318.99

Q2 2019

Shares 1,510 Value ($000) $473 Avg Close $331.08 Range $293.64 - $413.60

Q1 2019

Shares 5,910 Value ($000) $2,427 Avg Close $409.51 Range $363.99 - $439.56

Q4 2015

Shares 400 Value ($000) $217 Avg Close $538.82 Range $445.63 - $589.32

Q2 2015

Shares 400 Value ($000) $204 Avg Close $485.93 Range $431.08 - $541.00

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	1,245	$961	$678.68	$540.32 - $792.77
Q3 2025	1,226	$689	$564.28	$519.56 - $609.69
Q4 2024	3,655	$2,604	$834.60	$689.18 - $1055.74
Q3 2024	3,554	$3,736	$1106.73	$1002.85 - $1204.52
Q2 2024	3,906	$4,105	$964.05	$870.40 - $1075.21
Q1 2024	3,787	$3,645	$945.64	$866.58 - $992.82
Q4 2023	4,001	$3,514	$818.96	$764.95 - $894.90
Q3 2023	4,095	$3,370	$781.58	$684.72 - $842.83
Q2 2023	4,408	$3,167	$766.75	$681.03 - $832.93
Q1 2023	4,638	$3,811	$750.05	$664.32 - $830.39
Q4 2022	5,167	$4	$733.79	$690.81 - $774.70
Q3 2022	5,406	$3,724	$625.92	$560.71 - $750.51
Q2 2022	5,483	$3,241	$646.43	$535.04 - $743.30
Q1 2022	5,154	$3,600	$629.16	$589.59 - $706.29
Q4 2021	5,125	$3,237	$611.44	$536.21 - $670.14
Q3 2021	5,573	$3,373	$617.39	$551.89 - $682.83
Q2 2021	6,152	$3,436	$503.83	$466.78 - $566.85
Q1 2021	6,029	$2,853	$484.19	$438.57 - $555.83
Q4 2020	6,858	$3,313	$536.82	$468.18 - $616.55
Q3 2020	6,418	$3,593	$602.99	$537.02 - $660.97
Q2 2020	6,439	$4,016	$564.49	$473.82 - $642.77
Q1 2020	6,458	$3,153	$410.21	$326.32 - $515.14
Q4 2019	6,628	$2,489	$334.59	$270.76 - $380.14
Q3 2019	1,460	$405	$294.28	$269.87 - $318.99
Q2 2019	1,510	$473	$331.08	$293.64 - $413.60
Q1 2019	5,910	$2,427	$409.51	$363.99 - $439.56
Q4 2015	400	$217	$538.82	$445.63 - $589.32
Q2 2015	400	$204	$485.93	$431.08 - $541.00