REGENERON PHARMACEUTICALS

Ticker: REGN CUSIP: 75886F107 Class: COM

CANADA PENSION PLAN INVESTMENT BOARD's Holding History (CIK: 0001283718)

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

Q4 2025

Shares 168,367 Value ($000) $129,957 Avg Close $678.68 Range $540.32 - $792.77

Q3 2025

Shares 158,822 Value ($000) $89,301 Avg Close $564.28 Range $519.56 - $609.69

Q2 2025

Shares 120,803 Value ($000) $63,422 Avg Close $556.12 Range $475.17 - $638.52

Q1 2025

Shares 203,555 Value ($000) $129,101 Avg Close $684.44 Range $615.89 - $745.12

Q4 2024

Shares 243,473 Value ($000) $173,433 Avg Close $834.60 Range $689.18 - $1055.74

Q3 2024

Shares 146,855 Value ($000) $154,380 Avg Close $1106.73 Range $1002.85 - $1204.52

Q2 2024

Shares 134,762 Value ($000) $141,639 Avg Close $964.05 Range $870.40 - $1075.21

Q1 2024

Shares 125,290 Value ($000) $120,590 Avg Close $945.64 Range $866.58 - $992.82

Q4 2023

Shares 126,906 Value ($000) $111,460 Avg Close $818.96 Range $764.95 - $894.90

Q3 2023

Shares 140,506 Value ($000) $115,631 Avg Close $781.58 Range $684.72 - $842.83

Q2 2023

Shares 103,506 Value ($000) $74,373 Avg Close $766.75 Range $681.03 - $832.93

Q1 2023

Shares 98,506 Value ($000) $80,939 Avg Close $750.05 Range $664.32 - $830.39

Q4 2022

Shares 63,956 Value ($000) $46,144 Avg Close $733.79 Range $690.81 - $774.70

Q3 2022

Shares 55,156 Value ($000) $37,995 Avg Close $625.92 Range $560.71 - $750.51

Q2 2022

Shares 22,163 Value ($000) $13,101 Avg Close $646.43 Range $535.04 - $743.30

Q1 2022

Shares 33,169 Value ($000) $23,166 Avg Close $629.16 Range $589.59 - $706.29

Q4 2021

Shares 130,434 Value ($000) $82,372 Avg Close $611.44 Range $536.21 - $670.14

Q3 2021

Shares 141,901 Value ($000) $85,876 Avg Close $617.39 Range $551.89 - $682.83

Q2 2021

Shares 150,758 Value ($000) $84,204 Avg Close $503.83 Range $466.78 - $566.85

Q1 2021

Shares 46,040 Value ($000) $21,783 Avg Close $484.19 Range $438.57 - $555.83

Q4 2020

Shares 6,692 Value ($000) $3,233 Avg Close $536.82 Range $468.18 - $616.55

Q3 2020

Shares 5,391 Value ($000) $3,018 Avg Close $602.99 Range $537.02 - $660.97

Q2 2020

Shares 17,744 Value ($000) $11,066 Avg Close $564.49 Range $473.82 - $642.77

Q1 2020

Shares 17,543 Value ($000) $8,566 Avg Close $410.21 Range $326.32 - $515.14

Q4 2019

Shares 29,439 Value ($000) $11,054 Avg Close $334.59 Range $270.76 - $380.14

Q3 2019

Shares 191,683 Value ($000) $53,173 Avg Close $294.28 Range $269.87 - $318.99

Q2 2019

Shares 227,540 Value ($000) $71,220 Avg Close $331.08 Range $293.64 - $413.60

Q1 2019

Shares 161,349 Value ($000) $66,253 Avg Close $409.51 Range $363.99 - $439.56

Q4 2018

Shares 147,074 Value ($000) $54,928 Avg Close $364.00 Range $325.77 - $407.74

Q3 2018

Shares 105,625 Value ($000) $42,677 Avg Close $378.49 Range $340.69 - $414.19

Q2 2018

Shares 234,366 Value ($000) $80,854 Avg Close $311.03 Range $280.34 - $347.31

Q1 2018

Shares 125,675 Value ($000) $43,277 Avg Close $345.90 Range $311.80 - $394.59

Q4 2017

Shares 97,775 Value ($000) $36,759 Avg Close $402.77 Range $351.19 - $474.37

Q3 2017

Shares 36,175 Value ($000) $16,175 Avg Close $473.21 Range $424.12 - $523.22

Q2 2017

Shares 22,028 Value ($000) $10,819 Avg Close $435.19 Range $358.01 - $540.55

Q1 2017

Shares 41,257 Value ($000) $15,988 Avg Close $368.62 Range $338.21 - $399.00

Q4 2016

Shares 962 Value ($000) $353 Avg Close $378.17 Range $323.56 - $450.46

Q3 2016

Shares 514 Value ($000) $207 Avg Close $398.92 Range $346.51 - $441.54

Q2 2016

Shares 35 Value ($000) $12 Avg Close $383.00 Range $327.27 - $431.54

Q1 2016

Shares 1,915 Value ($000) $690 Avg Close $409.79 Range $347.04 - $529.97

Q4 2015

Shares 2,013 Value ($000) $1,093 Avg Close $538.82 Range $445.63 - $589.32

Q3 2015

Shares 1,210 Value ($000) $563 Avg Close $534.07 Range $433.12 - $602.59

Q2 2015

Shares 1,911 Value ($000) $975 Avg Close $485.93 Range $431.08 - $541.00

Q1 2015

Shares 14,903 Value ($000) $6,728 Avg Close $421.46 Range $390.83 - $492.77

Q4 2014

Shares 5,281 Value ($000) $2,167 Avg Close $391.09 Range $318.29 - $435.23

Q3 2014

Shares 2,330 Value ($000) $840 Avg Close $333.32 Range $283.49 - $367.27

Q2 2014

Shares 1,937 Value ($000) $547 Avg Close $294.74 Range $268.01 - $318.24

Q1 2014

Shares 7,767 Value ($000) $2,332 Avg Close $306.39 Range $261.52 - $350.55

Q4 2013

Shares 13,704 Value ($000) $3,772 Avg Close $286.03 Range $256.27 - $317.74

Q3 2013

Shares 6,514 Value ($000) $2,038 Avg Close $261.58 Range $224.53 - $318.07

Q2 2013

Shares 5,303 Value ($000) $1,193 Avg Close $231.58 Range $176.14 - $282.42

Q1 2013

Shares 26,966 Value ($000) $4,757 Avg Close $170.72 Range $153.31 - $184.76

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	168,367	$129,957	$678.68	$540.32 - $792.77
Q3 2025	158,822	$89,301	$564.28	$519.56 - $609.69
Q2 2025	120,803	$63,422	$556.12	$475.17 - $638.52
Q1 2025	203,555	$129,101	$684.44	$615.89 - $745.12
Q4 2024	243,473	$173,433	$834.60	$689.18 - $1055.74
Q3 2024	146,855	$154,380	$1106.73	$1002.85 - $1204.52
Q2 2024	134,762	$141,639	$964.05	$870.40 - $1075.21
Q1 2024	125,290	$120,590	$945.64	$866.58 - $992.82
Q4 2023	126,906	$111,460	$818.96	$764.95 - $894.90
Q3 2023	140,506	$115,631	$781.58	$684.72 - $842.83
Q2 2023	103,506	$74,373	$766.75	$681.03 - $832.93
Q1 2023	98,506	$80,939	$750.05	$664.32 - $830.39
Q4 2022	63,956	$46,144	$733.79	$690.81 - $774.70
Q3 2022	55,156	$37,995	$625.92	$560.71 - $750.51
Q2 2022	22,163	$13,101	$646.43	$535.04 - $743.30
Q1 2022	33,169	$23,166	$629.16	$589.59 - $706.29
Q4 2021	130,434	$82,372	$611.44	$536.21 - $670.14
Q3 2021	141,901	$85,876	$617.39	$551.89 - $682.83
Q2 2021	150,758	$84,204	$503.83	$466.78 - $566.85
Q1 2021	46,040	$21,783	$484.19	$438.57 - $555.83
Q4 2020	6,692	$3,233	$536.82	$468.18 - $616.55
Q3 2020	5,391	$3,018	$602.99	$537.02 - $660.97
Q2 2020	17,744	$11,066	$564.49	$473.82 - $642.77
Q1 2020	17,543	$8,566	$410.21	$326.32 - $515.14
Q4 2019	29,439	$11,054	$334.59	$270.76 - $380.14
Q3 2019	191,683	$53,173	$294.28	$269.87 - $318.99
Q2 2019	227,540	$71,220	$331.08	$293.64 - $413.60
Q1 2019	161,349	$66,253	$409.51	$363.99 - $439.56
Q4 2018	147,074	$54,928	$364.00	$325.77 - $407.74
Q3 2018	105,625	$42,677	$378.49	$340.69 - $414.19
Q2 2018	234,366	$80,854	$311.03	$280.34 - $347.31
Q1 2018	125,675	$43,277	$345.90	$311.80 - $394.59
Q4 2017	97,775	$36,759	$402.77	$351.19 - $474.37
Q3 2017	36,175	$16,175	$473.21	$424.12 - $523.22
Q2 2017	22,028	$10,819	$435.19	$358.01 - $540.55
Q1 2017	41,257	$15,988	$368.62	$338.21 - $399.00
Q4 2016	962	$353	$378.17	$323.56 - $450.46
Q3 2016	514	$207	$398.92	$346.51 - $441.54
Q2 2016	35	$12	$383.00	$327.27 - $431.54
Q1 2016	1,915	$690	$409.79	$347.04 - $529.97
Q4 2015	2,013	$1,093	$538.82	$445.63 - $589.32
Q3 2015	1,210	$563	$534.07	$433.12 - $602.59
Q2 2015	1,911	$975	$485.93	$431.08 - $541.00
Q1 2015	14,903	$6,728	$421.46	$390.83 - $492.77
Q4 2014	5,281	$2,167	$391.09	$318.29 - $435.23
Q3 2014	2,330	$840	$333.32	$283.49 - $367.27
Q2 2014	1,937	$547	$294.74	$268.01 - $318.24
Q1 2014	7,767	$2,332	$306.39	$261.52 - $350.55
Q4 2013	13,704	$3,772	$286.03	$256.27 - $317.74
Q3 2013	6,514	$2,038	$261.58	$224.53 - $318.07
Q2 2013	5,303	$1,193	$231.58	$176.14 - $282.42
Q1 2013	26,966	$4,757	$170.72	$153.31 - $184.76