REGENERON PHARMACEUTICALS

Ticker: REGN CUSIP: 75886F107 Class: COM

Employees Retirement System of Texas's Holding History (CIK: 0001398739)

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

Q4 2025

Shares 1,324 Value ($000) $1 Avg Close $678.68 Range $540.32 - $792.77

Q3 2025

Shares 1,324 Value ($000) $1 Avg Close $564.28 Range $519.56 - $609.69

Q2 2022

Shares 15,800 Value ($000) $9,340 Avg Close $646.43 Range $535.04 - $743.30

Q1 2022

Shares 15,800 Value ($000) $11,035 Avg Close $629.16 Range $589.59 - $706.29

Q4 2021

Shares 15,800 Value ($000) $9,978 Avg Close $611.44 Range $536.21 - $670.14

Q3 2021

Shares 15,800 Value ($000) $9,562 Avg Close $617.39 Range $551.89 - $682.83

Q2 2021

Shares 17,155 Value ($000) $9,582 Avg Close $503.83 Range $466.78 - $566.85

Q1 2021

Shares 21,755 Value ($000) $10,293 Avg Close $484.19 Range $438.57 - $555.83

Q4 2020

Shares 22,755 Value ($000) $10,993 Avg Close $536.82 Range $468.18 - $616.55

Q3 2020

Shares 22,755 Value ($000) $12,738 Avg Close $602.99 Range $537.02 - $660.97

Q2 2020

Shares 16,755 Value ($000) $10,449 Avg Close $564.49 Range $473.82 - $642.77

Q1 2020

Shares 18,755 Value ($000) $9,158 Avg Close $410.21 Range $326.32 - $515.14

Q4 2019

Shares 9,800 Value ($000) $3,680 Avg Close $334.59 Range $270.76 - $380.14

Q3 2019

Shares 9,800 Value ($000) $2,719 Avg Close $294.28 Range $269.87 - $318.99

Q2 2019

Shares 16,500 Value ($000) $5,165 Avg Close $331.08 Range $293.64 - $413.60

Q1 2019

Shares 25,500 Value ($000) $10,471 Avg Close $409.51 Range $363.99 - $439.56

Q4 2018

Shares 21,500 Value ($000) $8,030 Avg Close $364.00 Range $325.77 - $407.74

Q3 2018

Shares 3,500 Value ($000) $1,414 Avg Close $378.49 Range $340.69 - $414.19

Q2 2018

Shares 12,000 Value ($000) $4,140 Avg Close $311.03 Range $280.34 - $347.31

Q1 2018

Shares 21,000 Value ($000) $7,232 Avg Close $345.90 Range $311.80 - $394.59

Q4 2017

Shares 13,000 Value ($000) $4,887 Avg Close $402.77 Range $351.19 - $474.37

Q3 2017

Shares 13,000 Value ($000) $5,813 Avg Close $473.21 Range $424.12 - $523.22

Q2 2017

Shares 13,000 Value ($000) $6,385 Avg Close $435.19 Range $358.01 - $540.55

Q1 2017

Shares 4,000 Value ($000) $1,550 Avg Close $368.62 Range $338.21 - $399.00

Q4 2016

Shares 4,000 Value ($000) $1,468 Avg Close $378.17 Range $323.56 - $450.46

Q3 2016

Shares 5,000 Value ($000) $2,010 Avg Close $398.92 Range $346.51 - $441.54

Q2 2016

Shares 5,000 Value ($000) $1,746 Avg Close $383.00 Range $327.27 - $431.54

Q1 2016

Shares 5,200 Value ($000) $1,874 Avg Close $409.79 Range $347.04 - $529.97

Q4 2015

Shares 14,200 Value ($000) $7,709 Avg Close $538.82 Range $445.63 - $589.32

Q3 2015

Shares 14,200 Value ($000) $6,605 Avg Close $534.07 Range $433.12 - $602.59

Q2 2015

Shares 16,200 Value ($000) $8,264 Avg Close $485.93 Range $431.08 - $541.00

Q1 2015

Shares 16,200 Value ($000) $7,314 Avg Close $421.46 Range $390.83 - $492.77

Q4 2014

Shares 15,200 Value ($000) $6,236 Avg Close $391.09 Range $318.29 - $435.23

Q3 2014

Shares 24,200 Value ($000) $8,725 Avg Close $333.32 Range $283.49 - $367.27

Q2 2014

Shares 15,945 Value ($000) $4,504 Avg Close $294.74 Range $268.01 - $318.24

Q1 2014

Shares 8,700 Value ($000) $2,612 Avg Close $306.39 Range $261.52 - $350.55

Q4 2013

Shares 12,100 Value ($000) $3,330 Avg Close $286.03 Range $256.27 - $317.74

Q3 2013

Shares 8,000 Value ($000) $2,503 Avg Close $261.58 Range $224.53 - $318.07

Q2 2013

Shares 19,000 Value ($000) $4,273 Avg Close $231.58 Range $176.14 - $282.42

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	1,324	$1	$678.68	$540.32 - $792.77
Q3 2025	1,324	$1	$564.28	$519.56 - $609.69
Q2 2022	15,800	$9,340	$646.43	$535.04 - $743.30
Q1 2022	15,800	$11,035	$629.16	$589.59 - $706.29
Q4 2021	15,800	$9,978	$611.44	$536.21 - $670.14
Q3 2021	15,800	$9,562	$617.39	$551.89 - $682.83
Q2 2021	17,155	$9,582	$503.83	$466.78 - $566.85
Q1 2021	21,755	$10,293	$484.19	$438.57 - $555.83
Q4 2020	22,755	$10,993	$536.82	$468.18 - $616.55
Q3 2020	22,755	$12,738	$602.99	$537.02 - $660.97
Q2 2020	16,755	$10,449	$564.49	$473.82 - $642.77
Q1 2020	18,755	$9,158	$410.21	$326.32 - $515.14
Q4 2019	9,800	$3,680	$334.59	$270.76 - $380.14
Q3 2019	9,800	$2,719	$294.28	$269.87 - $318.99
Q2 2019	16,500	$5,165	$331.08	$293.64 - $413.60
Q1 2019	25,500	$10,471	$409.51	$363.99 - $439.56
Q4 2018	21,500	$8,030	$364.00	$325.77 - $407.74
Q3 2018	3,500	$1,414	$378.49	$340.69 - $414.19
Q2 2018	12,000	$4,140	$311.03	$280.34 - $347.31
Q1 2018	21,000	$7,232	$345.90	$311.80 - $394.59
Q4 2017	13,000	$4,887	$402.77	$351.19 - $474.37
Q3 2017	13,000	$5,813	$473.21	$424.12 - $523.22
Q2 2017	13,000	$6,385	$435.19	$358.01 - $540.55
Q1 2017	4,000	$1,550	$368.62	$338.21 - $399.00
Q4 2016	4,000	$1,468	$378.17	$323.56 - $450.46
Q3 2016	5,000	$2,010	$398.92	$346.51 - $441.54
Q2 2016	5,000	$1,746	$383.00	$327.27 - $431.54
Q1 2016	5,200	$1,874	$409.79	$347.04 - $529.97
Q4 2015	14,200	$7,709	$538.82	$445.63 - $589.32
Q3 2015	14,200	$6,605	$534.07	$433.12 - $602.59
Q2 2015	16,200	$8,264	$485.93	$431.08 - $541.00
Q1 2015	16,200	$7,314	$421.46	$390.83 - $492.77
Q4 2014	15,200	$6,236	$391.09	$318.29 - $435.23
Q3 2014	24,200	$8,725	$333.32	$283.49 - $367.27
Q2 2014	15,945	$4,504	$294.74	$268.01 - $318.24
Q1 2014	8,700	$2,612	$306.39	$261.52 - $350.55
Q4 2013	12,100	$3,330	$286.03	$256.27 - $317.74
Q3 2013	8,000	$2,503	$261.58	$224.53 - $318.07
Q2 2013	19,000	$4,273	$231.58	$176.14 - $282.42