REGENERON PHARMACEUTICALS

Ticker: REGN CUSIP: 75886F107 Class: COM

NORTHERN TRUST CORP's Holding History (CIK: 0000073124)

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

Q4 2025

Shares 944,933 Value ($000) $729,365 Avg Close $678.68 Range $540.32 - $792.77

Q3 2025

Shares 984,792 Value ($000) $553,719 Avg Close $564.28 Range $519.56 - $609.69

Q2 2025

Shares 958,569 Value ($000) $503,249 Avg Close $556.12 Range $475.17 - $638.52

Q1 2025

Shares 1,001,750 Value ($000) $635,340 Avg Close $684.44 Range $615.89 - $745.12

Q4 2024

Shares 1,054,829 Value ($000) $751,386 Avg Close $834.60 Range $689.18 - $1055.74

Q3 2024

Shares 918,645 Value ($000) $965,716 Avg Close $1106.73 Range $1002.85 - $1204.52

Q2 2024

Shares 966,726 Value ($000) $1,016,058 Avg Close $964.05 Range $870.40 - $1075.21

Q1 2024

Shares 991,465 Value ($000) $954,275 Avg Close $945.64 Range $866.58 - $992.82

Q4 2023

Shares 1,046,408 Value ($000) $919,050 Avg Close $818.96 Range $764.95 - $894.90

Q3 2023

Shares 1,067,210 Value ($000) $878,271 Avg Close $781.58 Range $684.72 - $842.83

Q2 2023

Shares 1,032,884 Value ($000) $742,168 Avg Close $766.75 Range $681.03 - $832.93

Q1 2023

Shares 1,154,573 Value ($000) $948,678 Avg Close $750.05 Range $664.32 - $830.39

Q4 2022

Shares 1,164,012 Value ($000) $839,823 Avg Close $733.79 Range $690.81 - $774.70

Q3 2022

Shares 1,188,797 Value ($000) $818,927 Avg Close $625.92 Range $560.71 - $750.51

Q2 2022

Shares 1,199,162 Value ($000) $708,861 Avg Close $646.43 Range $535.04 - $743.30

Q1 2022

Shares 1,201,114 Value ($000) $838,881 Avg Close $629.16 Range $589.59 - $706.29

Q4 2021

Shares 1,203,326 Value ($000) $759,925 Avg Close $611.44 Range $536.21 - $670.14

Q3 2021

Shares 1,200,035 Value ($000) $726,237 Avg Close $617.39 Range $551.89 - $682.83

Q2 2021

Shares 1,161,503 Value ($000) $648,746 Avg Close $503.83 Range $466.78 - $566.85

Q1 2021

Shares 1,177,092 Value ($000) $556,930 Avg Close $484.19 Range $438.57 - $555.83

Q4 2020

Shares 1,242,975 Value ($000) $600,493 Avg Close $536.82 Range $468.18 - $616.55

Q3 2020

Shares 1,286,702 Value ($000) $720,271 Avg Close $602.99 Range $537.02 - $660.97

Q2 2020

Shares 1,225,171 Value ($000) $764,077 Avg Close $564.49 Range $473.82 - $642.77

Q1 2020

Shares 961,045 Value ($000) $469,268 Avg Close $410.21 Range $326.32 - $515.14

Q4 2019

Shares 946,596 Value ($000) $355,427 Avg Close $334.59 Range $270.76 - $380.14

Q3 2019

Shares 941,825 Value ($000) $261,262 Avg Close $294.28 Range $269.87 - $318.99

Q2 2019

Shares 978,518 Value ($000) $306,275 Avg Close $331.08 Range $293.64 - $413.60

Q1 2019

Shares 972,988 Value ($000) $399,528 Avg Close $409.51 Range $363.99 - $439.56

Q4 2018

Shares 952,770 Value ($000) $355,860 Avg Close $364.00 Range $325.77 - $407.74

Q3 2018

Shares 930,302 Value ($000) $375,879 Avg Close $378.49 Range $340.69 - $414.19

Q2 2018

Shares 934,245 Value ($000) $322,306 Avg Close $311.03 Range $280.34 - $347.31

Q1 2018

Shares 916,314 Value ($000) $315,542 Avg Close $345.90 Range $311.80 - $394.59

Q4 2017

Shares 935,209 Value ($000) $351,603 Avg Close $402.77 Range $351.19 - $474.37

Q3 2017

Shares 957,960 Value ($000) $428,323 Avg Close $473.21 Range $424.12 - $523.22

Q2 2017

Shares 931,283 Value ($000) $457,391 Avg Close $435.19 Range $358.01 - $540.55

Q1 2017

Shares 924,306 Value ($000) $358,179 Avg Close $368.62 Range $338.21 - $399.00

Q4 2016

Shares 894,822 Value ($000) $328,480 Avg Close $378.17 Range $323.56 - $450.46

Q3 2016

Shares 923,688 Value ($000) $371,341 Avg Close $398.92 Range $346.51 - $441.54

Q2 2016

Shares 923,531 Value ($000) $322,525 Avg Close $383.00 Range $327.27 - $431.54

Q1 2016

Shares 923,636 Value ($000) $338,214 Avg Close $409.79 Range $347.04 - $529.97

Q4 2015

Shares 926,884 Value ($000) $503,178 Avg Close $538.82 Range $445.63 - $589.32

Q3 2015

Shares 964,372 Value ($000) $448,567 Avg Close $534.07 Range $433.12 - $602.59

Q2 2015

Shares 935,322 Value ($000) $477,136 Avg Close $485.93 Range $431.08 - $541.00

Q1 2015

Shares 926,207 Value ($000) $418,164 Avg Close $421.46 Range $390.83 - $492.77

Q4 2014

Shares 951,565 Value ($000) $390,380 Avg Close $391.09 Range $318.29 - $435.23

Q3 2014

Shares 961,138 Value ($000) $346,509 Avg Close $333.32 Range $283.49 - $367.27

Q2 2014

Shares 1,019,686 Value ($000) $288,032 Avg Close $294.74 Range $268.01 - $318.24

Q1 2014

Shares 1,062,741 Value ($000) $319,119 Avg Close $306.39 Range $261.52 - $350.55

Q4 2013

Shares 1,045,324 Value ($000) $287,715 Avg Close $286.03 Range $256.27 - $317.74

Q3 2013

Shares 1,004,717 Value ($000) $314,347 Avg Close $261.58 Range $224.53 - $318.07

Q2 2013

Shares 1,015,218 Value ($000) $228,302 Avg Close $231.58 Range $176.14 - $282.42

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	944,933	$729,365	$678.68	$540.32 - $792.77
Q3 2025	984,792	$553,719	$564.28	$519.56 - $609.69
Q2 2025	958,569	$503,249	$556.12	$475.17 - $638.52
Q1 2025	1,001,750	$635,340	$684.44	$615.89 - $745.12
Q4 2024	1,054,829	$751,386	$834.60	$689.18 - $1055.74
Q3 2024	918,645	$965,716	$1106.73	$1002.85 - $1204.52
Q2 2024	966,726	$1,016,058	$964.05	$870.40 - $1075.21
Q1 2024	991,465	$954,275	$945.64	$866.58 - $992.82
Q4 2023	1,046,408	$919,050	$818.96	$764.95 - $894.90
Q3 2023	1,067,210	$878,271	$781.58	$684.72 - $842.83
Q2 2023	1,032,884	$742,168	$766.75	$681.03 - $832.93
Q1 2023	1,154,573	$948,678	$750.05	$664.32 - $830.39
Q4 2022	1,164,012	$839,823	$733.79	$690.81 - $774.70
Q3 2022	1,188,797	$818,927	$625.92	$560.71 - $750.51
Q2 2022	1,199,162	$708,861	$646.43	$535.04 - $743.30
Q1 2022	1,201,114	$838,881	$629.16	$589.59 - $706.29
Q4 2021	1,203,326	$759,925	$611.44	$536.21 - $670.14
Q3 2021	1,200,035	$726,237	$617.39	$551.89 - $682.83
Q2 2021	1,161,503	$648,746	$503.83	$466.78 - $566.85
Q1 2021	1,177,092	$556,930	$484.19	$438.57 - $555.83
Q4 2020	1,242,975	$600,493	$536.82	$468.18 - $616.55
Q3 2020	1,286,702	$720,271	$602.99	$537.02 - $660.97
Q2 2020	1,225,171	$764,077	$564.49	$473.82 - $642.77
Q1 2020	961,045	$469,268	$410.21	$326.32 - $515.14
Q4 2019	946,596	$355,427	$334.59	$270.76 - $380.14
Q3 2019	941,825	$261,262	$294.28	$269.87 - $318.99
Q2 2019	978,518	$306,275	$331.08	$293.64 - $413.60
Q1 2019	972,988	$399,528	$409.51	$363.99 - $439.56
Q4 2018	952,770	$355,860	$364.00	$325.77 - $407.74
Q3 2018	930,302	$375,879	$378.49	$340.69 - $414.19
Q2 2018	934,245	$322,306	$311.03	$280.34 - $347.31
Q1 2018	916,314	$315,542	$345.90	$311.80 - $394.59
Q4 2017	935,209	$351,603	$402.77	$351.19 - $474.37
Q3 2017	957,960	$428,323	$473.21	$424.12 - $523.22
Q2 2017	931,283	$457,391	$435.19	$358.01 - $540.55
Q1 2017	924,306	$358,179	$368.62	$338.21 - $399.00
Q4 2016	894,822	$328,480	$378.17	$323.56 - $450.46
Q3 2016	923,688	$371,341	$398.92	$346.51 - $441.54
Q2 2016	923,531	$322,525	$383.00	$327.27 - $431.54
Q1 2016	923,636	$338,214	$409.79	$347.04 - $529.97
Q4 2015	926,884	$503,178	$538.82	$445.63 - $589.32
Q3 2015	964,372	$448,567	$534.07	$433.12 - $602.59
Q2 2015	935,322	$477,136	$485.93	$431.08 - $541.00
Q1 2015	926,207	$418,164	$421.46	$390.83 - $492.77
Q4 2014	951,565	$390,380	$391.09	$318.29 - $435.23
Q3 2014	961,138	$346,509	$333.32	$283.49 - $367.27
Q2 2014	1,019,686	$288,032	$294.74	$268.01 - $318.24
Q1 2014	1,062,741	$319,119	$306.39	$261.52 - $350.55
Q4 2013	1,045,324	$287,715	$286.03	$256.27 - $317.74
Q3 2013	1,004,717	$314,347	$261.58	$224.53 - $318.07
Q2 2013	1,015,218	$228,302	$231.58	$176.14 - $282.42