REGENERON PHARMACEUTICALS

Ticker: REGN CUSIP: 75886F107 Class: COM

HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND's Holding History (CIK: 0001535845)

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

Q4 2025

Shares 114,713 Value ($000) $88,544 Avg Close $678.68 Range $540.32 - $792.77

Q3 2025

Shares 114,896 Value ($000) $64,603 Avg Close $564.28 Range $519.56 - $609.69

Q2 2025

Shares 146,247 Value ($000) $76,780 Avg Close $556.12 Range $475.17 - $638.52

Q1 2025

Shares 61,088 Value ($000) $38,744 Avg Close $684.44 Range $615.89 - $745.12

Q4 2024

Shares 65,303 Value ($000) $46,517 Avg Close $834.60 Range $689.18 - $1055.74

Q3 2024

Shares 20,609 Value ($000) $21,665 Avg Close $1106.73 Range $1002.85 - $1204.52

Q2 2024

Shares 9,949 Value ($000) $10,457 Avg Close $964.05 Range $870.40 - $1075.21

Q1 2024

Shares 12,000 Value ($000) $11,550 Avg Close $945.64 Range $866.58 - $992.82

Q4 2023

Shares 16,920 Value ($000) $14,861 Avg Close $818.96 Range $764.95 - $894.90

Q3 2023

Shares 55,000 Value ($000) $45,263 Avg Close $781.58 Range $684.72 - $842.83

Q2 2023

Shares 49,000 Value ($000) $35,208 Avg Close $766.75 Range $681.03 - $832.93

Q1 2023

Shares 681 Value ($000) $560 Avg Close $750.05 Range $664.32 - $830.39

Q4 2022

Shares 216 Value ($000) $156 Avg Close $733.79 Range $690.81 - $774.70

Q3 2022

Shares 2,902 Value ($000) $1,999 Avg Close $625.92 Range $560.71 - $750.51

Q2 2022

Shares 5,972 Value ($000) $3,530 Avg Close $646.43 Range $535.04 - $743.30

Q1 2022

Shares 3,373 Value ($000) $2,356 Avg Close $629.16 Range $589.59 - $706.29

Q4 2021

Shares 5,880 Value ($000) $3,713 Avg Close $611.44 Range $536.21 - $670.14

Q3 2021

Shares 6,506 Value ($000) $3,937 Avg Close $617.39 Range $551.89 - $682.83

Q2 2021

Shares 236 Value ($000) $132 Avg Close $503.83 Range $466.78 - $566.85

Q1 2021

Shares 108 Value ($000) $51 Avg Close $484.19 Range $438.57 - $555.83

Q4 2020

Shares 1,783 Value ($000) $861 Avg Close $536.82 Range $468.18 - $616.55

Q3 2020

Shares 1,880 Value ($000) $1,052 Avg Close $602.99 Range $537.02 - $660.97

Q2 2020

Shares 1,700 Value ($000) $1,060 Avg Close $564.49 Range $473.82 - $642.77

Q1 2020

Shares 44 Value ($000) $21 Avg Close $410.21 Range $326.32 - $515.14

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	114,713	$88,544	$678.68	$540.32 - $792.77
Q3 2025	114,896	$64,603	$564.28	$519.56 - $609.69
Q2 2025	146,247	$76,780	$556.12	$475.17 - $638.52
Q1 2025	61,088	$38,744	$684.44	$615.89 - $745.12
Q4 2024	65,303	$46,517	$834.60	$689.18 - $1055.74
Q3 2024	20,609	$21,665	$1106.73	$1002.85 - $1204.52
Q2 2024	9,949	$10,457	$964.05	$870.40 - $1075.21
Q1 2024	12,000	$11,550	$945.64	$866.58 - $992.82
Q4 2023	16,920	$14,861	$818.96	$764.95 - $894.90
Q3 2023	55,000	$45,263	$781.58	$684.72 - $842.83
Q2 2023	49,000	$35,208	$766.75	$681.03 - $832.93
Q1 2023	681	$560	$750.05	$664.32 - $830.39
Q4 2022	216	$156	$733.79	$690.81 - $774.70
Q3 2022	2,902	$1,999	$625.92	$560.71 - $750.51
Q2 2022	5,972	$3,530	$646.43	$535.04 - $743.30
Q1 2022	3,373	$2,356	$629.16	$589.59 - $706.29
Q4 2021	5,880	$3,713	$611.44	$536.21 - $670.14
Q3 2021	6,506	$3,937	$617.39	$551.89 - $682.83
Q2 2021	236	$132	$503.83	$466.78 - $566.85
Q1 2021	108	$51	$484.19	$438.57 - $555.83
Q4 2020	1,783	$861	$536.82	$468.18 - $616.55
Q3 2020	1,880	$1,052	$602.99	$537.02 - $660.97
Q2 2020	1,700	$1,060	$564.49	$473.82 - $642.77
Q1 2020	44	$21	$410.21	$326.32 - $515.14