REGENERON PHARMACEUTICALS

Ticker: REGN CUSIP: 75886F107 Class: COM

SG Americas Securities, LLC's Holding History (CIK: 0001313360)

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

Q4 2025

Shares 131,112 Value ($000) $101 Avg Close $678.68 Range $540.32 - $792.77

Q3 2025

Shares 12,422 Value ($000) $7 Avg Close $564.28 Range $519.56 - $609.69

Q2 2025

Shares 16,032 Value ($000) $8 Avg Close $556.12 Range $475.17 - $638.52

Q1 2025

Shares 64,063 Value ($000) $41 Avg Close $684.44 Range $615.89 - $745.12

Q4 2024

Shares 1,941 Value ($000) $1 Avg Close $834.60 Range $689.18 - $1055.74

Q3 2024

Shares 23,355 Value ($000) $25 Avg Close $1106.73 Range $1002.85 - $1204.52

Q2 2024

Shares 40,411 Value ($000) $42 Avg Close $964.05 Range $870.40 - $1075.21

Q1 2024

Shares 10,510 Value ($000) $10 Avg Close $945.64 Range $866.58 - $992.82

Q4 2023

Shares 7,275 Value ($000) $6 Avg Close $818.96 Range $764.95 - $894.90

Q3 2023

Shares 24,141 Value ($000) $20 Avg Close $781.58 Range $684.72 - $842.83

Q2 2023

Shares 44,162 Value ($000) $32 Avg Close $766.75 Range $681.03 - $832.93

Q1 2023

Shares 27,125 Value ($000) $22 Avg Close $750.05 Range $664.32 - $830.39

Q4 2022

Shares 22,741 Value ($000) $16 Avg Close $733.79 Range $690.81 - $774.70

Q3 2022

Shares 12,289 Value ($000) $8,466 Avg Close $625.92 Range $560.71 - $750.51

Q2 2022

Shares 7,135 Value ($000) $4,218 Avg Close $646.43 Range $535.04 - $743.30

Q1 2022

Shares 8,302 Value ($000) $5,798 Avg Close $629.16 Range $589.59 - $706.29

Q4 2021

Shares 9,900 Value ($000) $6,252 Avg Close $611.44 Range $536.21 - $670.14

Q3 2021

Shares 2,958 Value ($000) $1,790 Avg Close $617.39 Range $551.89 - $682.83

Q2 2021

Shares 20,326 Value ($000) $11,353 Avg Close $503.83 Range $466.78 - $566.85

Q1 2021

Shares 13,175 Value ($000) $6,234 Avg Close $484.19 Range $438.57 - $555.83

Q4 2020

Shares 18,090 Value ($000) $8,739 Avg Close $536.82 Range $468.18 - $616.55

Q3 2020

Shares 24,970 Value ($000) $13,978 Avg Close $602.99 Range $537.02 - $660.97

Q2 2020

Shares 16,996 Value ($000) $10,600 Avg Close $564.49 Range $473.82 - $642.77

Q1 2020

Shares 13,496 Value ($000) $6,590 Avg Close $410.21 Range $326.32 - $515.14

Q4 2019

Shares 11,063 Value ($000) $4,154 Avg Close $334.59 Range $270.76 - $380.14

Q3 2019

Shares 45,311 Value ($000) $12,569 Avg Close $294.28 Range $269.87 - $318.99

Q2 2019

Shares 91,321 Value ($000) $28,583 Avg Close $331.08 Range $293.64 - $413.60

Q1 2019

Shares 26,879 Value ($000) $11,037 Avg Close $409.51 Range $363.99 - $439.56

Q4 2018

Shares 14,738 Value ($000) $5,505 Avg Close $364.00 Range $325.77 - $407.74

Q3 2018

Shares 29,295 Value ($000) $11,836 Avg Close $378.49 Range $340.69 - $414.19

Q2 2018

Shares 4,590 Value ($000) $1,584 Avg Close $311.03 Range $280.34 - $347.31

Q1 2018

Shares 18,420 Value ($000) $6,343 Avg Close $345.90 Range $311.80 - $394.59

Q4 2017

Shares 10,042 Value ($000) $3,775 Avg Close $402.77 Range $351.19 - $474.37

Q3 2017

Shares 10,148 Value ($000) $4,537 Avg Close $473.21 Range $424.12 - $523.22

Q2 2017

Shares 27,308 Value ($000) $13,412 Avg Close $435.19 Range $358.01 - $540.55

Q1 2017

Shares 13,975 Value ($000) $5,415 Avg Close $368.62 Range $338.21 - $399.00

Q4 2016

Shares 21,929 Value ($000) $8,050 Avg Close $378.17 Range $323.56 - $450.46

Q3 2016

Shares 5,636 Value ($000) $2,266 Avg Close $398.92 Range $346.51 - $441.54

Q2 2016

Shares 16,880 Value ($000) $5,895 Avg Close $383.00 Range $327.27 - $431.54

Q1 2016

Shares 28,113 Value ($000) $10,133 Avg Close $409.79 Range $347.04 - $529.97

Q4 2015

Shares 47,498 Value ($000) $25,785 Avg Close $538.82 Range $445.63 - $589.32

Q3 2015

Shares 79,095 Value ($000) $36,790 Avg Close $534.07 Range $433.12 - $602.59

Q2 2015

Shares 67,760 Value ($000) $34,566 Avg Close $485.93 Range $431.08 - $541.00

Q1 2015

Shares 47,814 Value ($000) $21,587 Avg Close $421.46 Range $390.83 - $492.77

Q4 2014

Shares 92,206 Value ($000) $37,828 Avg Close $391.09 Range $318.29 - $435.23

Q3 2014

Shares 104,497 Value ($000) $37,673 Avg Close $333.32 Range $283.49 - $367.27

Q2 2014

Shares 135,922 Value ($000) $38,394 Avg Close $294.74 Range $268.01 - $318.24

Q1 2014

Shares 101,322 Value ($000) $30,425 Avg Close $306.39 Range $261.52 - $350.55

Q4 2013

Shares 100,953 Value ($000) $27,786 Avg Close $286.03 Range $256.27 - $317.74

Q3 2013

Shares 146,515 Value ($000) $45,840 Avg Close $261.58 Range $224.53 - $318.07

Q2 2013

Shares 112,222 Value ($000) $25,236 Avg Close $231.58 Range $176.14 - $282.42

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	131,112	$101	$678.68	$540.32 - $792.77
Q3 2025	12,422	$7	$564.28	$519.56 - $609.69
Q2 2025	16,032	$8	$556.12	$475.17 - $638.52
Q1 2025	64,063	$41	$684.44	$615.89 - $745.12
Q4 2024	1,941	$1	$834.60	$689.18 - $1055.74
Q3 2024	23,355	$25	$1106.73	$1002.85 - $1204.52
Q2 2024	40,411	$42	$964.05	$870.40 - $1075.21
Q1 2024	10,510	$10	$945.64	$866.58 - $992.82
Q4 2023	7,275	$6	$818.96	$764.95 - $894.90
Q3 2023	24,141	$20	$781.58	$684.72 - $842.83
Q2 2023	44,162	$32	$766.75	$681.03 - $832.93
Q1 2023	27,125	$22	$750.05	$664.32 - $830.39
Q4 2022	22,741	$16	$733.79	$690.81 - $774.70
Q3 2022	12,289	$8,466	$625.92	$560.71 - $750.51
Q2 2022	7,135	$4,218	$646.43	$535.04 - $743.30
Q1 2022	8,302	$5,798	$629.16	$589.59 - $706.29
Q4 2021	9,900	$6,252	$611.44	$536.21 - $670.14
Q3 2021	2,958	$1,790	$617.39	$551.89 - $682.83
Q2 2021	20,326	$11,353	$503.83	$466.78 - $566.85
Q1 2021	13,175	$6,234	$484.19	$438.57 - $555.83
Q4 2020	18,090	$8,739	$536.82	$468.18 - $616.55
Q3 2020	24,970	$13,978	$602.99	$537.02 - $660.97
Q2 2020	16,996	$10,600	$564.49	$473.82 - $642.77
Q1 2020	13,496	$6,590	$410.21	$326.32 - $515.14
Q4 2019	11,063	$4,154	$334.59	$270.76 - $380.14
Q3 2019	45,311	$12,569	$294.28	$269.87 - $318.99
Q2 2019	91,321	$28,583	$331.08	$293.64 - $413.60
Q1 2019	26,879	$11,037	$409.51	$363.99 - $439.56
Q4 2018	14,738	$5,505	$364.00	$325.77 - $407.74
Q3 2018	29,295	$11,836	$378.49	$340.69 - $414.19
Q2 2018	4,590	$1,584	$311.03	$280.34 - $347.31
Q1 2018	18,420	$6,343	$345.90	$311.80 - $394.59
Q4 2017	10,042	$3,775	$402.77	$351.19 - $474.37
Q3 2017	10,148	$4,537	$473.21	$424.12 - $523.22
Q2 2017	27,308	$13,412	$435.19	$358.01 - $540.55
Q1 2017	13,975	$5,415	$368.62	$338.21 - $399.00
Q4 2016	21,929	$8,050	$378.17	$323.56 - $450.46
Q3 2016	5,636	$2,266	$398.92	$346.51 - $441.54
Q2 2016	16,880	$5,895	$383.00	$327.27 - $431.54
Q1 2016	28,113	$10,133	$409.79	$347.04 - $529.97
Q4 2015	47,498	$25,785	$538.82	$445.63 - $589.32
Q3 2015	79,095	$36,790	$534.07	$433.12 - $602.59
Q2 2015	67,760	$34,566	$485.93	$431.08 - $541.00
Q1 2015	47,814	$21,587	$421.46	$390.83 - $492.77
Q4 2014	92,206	$37,828	$391.09	$318.29 - $435.23
Q3 2014	104,497	$37,673	$333.32	$283.49 - $367.27
Q2 2014	135,922	$38,394	$294.74	$268.01 - $318.24
Q1 2014	101,322	$30,425	$306.39	$261.52 - $350.55
Q4 2013	100,953	$27,786	$286.03	$256.27 - $317.74
Q3 2013	146,515	$45,840	$261.58	$224.53 - $318.07
Q2 2013	112,222	$25,236	$231.58	$176.14 - $282.42