REGENERON PHARMACEUTICALS

Ticker: REGN CUSIP: 75886F107 Class: COM

TOCQUEVILLE ASSET MANAGEMENT L.P.'s Holding History (CIK: 0000883961)

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

Q4 2025

Shares 46,824 Value ($000) $36,142 Avg Close $678.68 Range $540.32 - $792.77

Q3 2025

Shares 54,218 Value ($000) $30,485 Avg Close $564.28 Range $519.56 - $609.69

Q2 2025

Shares 61,102 Value ($000) $32,079 Avg Close $556.12 Range $475.17 - $638.52

Q1 2025

Shares 85,929 Value ($000) $54,499 Avg Close $684.44 Range $615.89 - $745.12

Q4 2017

Shares 10,138 Value ($000) $3,811 Avg Close $402.77 Range $351.19 - $474.37

Q3 2017

Shares 10,378 Value ($000) $4,640 Avg Close $473.21 Range $424.12 - $523.22

Q2 2017

Shares 10,660 Value ($000) $5,236 Avg Close $435.19 Range $358.01 - $540.55

Q1 2017

Shares 10,660 Value ($000) $4,131 Avg Close $368.62 Range $338.21 - $399.00

Q4 2016

Shares 15,395 Value ($000) $5,651 Avg Close $378.17 Range $323.56 - $450.46

Q3 2016

Shares 15,265 Value ($000) $6,137 Avg Close $398.92 Range $346.51 - $441.54

Q2 2016

Shares 12,540 Value ($000) $4,379 Avg Close $383.00 Range $327.27 - $431.54

Q1 2016

Shares 13,430 Value ($000) $4,841 Avg Close $409.79 Range $347.04 - $529.97

Q4 2015

Shares 24,820 Value ($000) $13,474 Avg Close $538.82 Range $445.63 - $589.32

Q3 2015

Shares 25,090 Value ($000) $11,670 Avg Close $534.07 Range $433.12 - $602.59

Q2 2015

Shares 16,645 Value ($000) $8,491 Avg Close $485.93 Range $431.08 - $541.00

Q1 2015

Shares 16,320 Value ($000) $7,368 Avg Close $421.46 Range $390.83 - $492.77

Q4 2014

Shares 16,315 Value ($000) $6,693 Avg Close $391.09 Range $318.29 - $435.23

Q3 2014

Shares 17,205 Value ($000) $6,203 Avg Close $333.32 Range $283.49 - $367.27

Q2 2014

Shares 17,430 Value ($000) $4,923 Avg Close $294.74 Range $268.01 - $318.24

Q1 2014

Shares 16,930 Value ($000) $5,084 Avg Close $306.39 Range $261.52 - $350.55

Q4 2013

Shares 16,830 Value ($000) $4,632 Avg Close $286.03 Range $256.27 - $317.74

Q3 2013

Shares 15,195 Value ($000) $4,754 Avg Close $261.58 Range $224.53 - $318.07

Q2 2013

Shares 9,425 Value ($000) $2,119 Avg Close $231.58 Range $176.14 - $282.42

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	46,824	$36,142	$678.68	$540.32 - $792.77
Q3 2025	54,218	$30,485	$564.28	$519.56 - $609.69
Q2 2025	61,102	$32,079	$556.12	$475.17 - $638.52
Q1 2025	85,929	$54,499	$684.44	$615.89 - $745.12
Q4 2017	10,138	$3,811	$402.77	$351.19 - $474.37
Q3 2017	10,378	$4,640	$473.21	$424.12 - $523.22
Q2 2017	10,660	$5,236	$435.19	$358.01 - $540.55
Q1 2017	10,660	$4,131	$368.62	$338.21 - $399.00
Q4 2016	15,395	$5,651	$378.17	$323.56 - $450.46
Q3 2016	15,265	$6,137	$398.92	$346.51 - $441.54
Q2 2016	12,540	$4,379	$383.00	$327.27 - $431.54
Q1 2016	13,430	$4,841	$409.79	$347.04 - $529.97
Q4 2015	24,820	$13,474	$538.82	$445.63 - $589.32
Q3 2015	25,090	$11,670	$534.07	$433.12 - $602.59
Q2 2015	16,645	$8,491	$485.93	$431.08 - $541.00
Q1 2015	16,320	$7,368	$421.46	$390.83 - $492.77
Q4 2014	16,315	$6,693	$391.09	$318.29 - $435.23
Q3 2014	17,205	$6,203	$333.32	$283.49 - $367.27
Q2 2014	17,430	$4,923	$294.74	$268.01 - $318.24
Q1 2014	16,930	$5,084	$306.39	$261.52 - $350.55
Q4 2013	16,830	$4,632	$286.03	$256.27 - $317.74
Q3 2013	15,195	$4,754	$261.58	$224.53 - $318.07
Q2 2013	9,425	$2,119	$231.58	$176.14 - $282.42