REGENERON PHARMACEUTICALS

Ticker: REGN CUSIP: 75886F107 Class: COM

ADAGE CAPITAL PARTNERS GP, L.L.C.'s Holding History (CIK: 0001165408)

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

Q4 2025
Shares 82,446 Value ($000) $63,638 Avg Close $678.68 Range $540.32 - $792.77
Q3 2025
Shares 123,046 Value ($000) $69,185 Avg Close $564.28 Range $519.56 - $609.69
Q2 2025
Shares 95,630 Value ($000) $50,206 Avg Close $556.12 Range $475.17 - $638.52
Q1 2025
Shares 92,745 Value ($000) $58,822 Avg Close $684.44 Range $615.89 - $745.12
Q4 2024
Shares 44,349 Value ($000) $31,591 Avg Close $834.60 Range $689.18 - $1055.74
Q3 2024
Shares 169,639 Value ($000) $178,331 Avg Close $1106.73 Range $1002.85 - $1204.52
Q2 2024
Shares 162,499 Value ($000) $170,791 Avg Close $964.05 Range $870.40 - $1075.21
Q1 2024
Shares 132,138 Value ($000) $127,182 Avg Close $945.64 Range $866.58 - $992.82
Q4 2023
Shares 135,649 Value ($000) $119,139 Avg Close $818.96 Range $764.95 - $894.90
Q3 2023
Shares 94,749 Value ($000) $77,975 Avg Close $781.58 Range $684.72 - $842.83
Q2 2023
Shares 138,049 Value ($000) $99,194 Avg Close $766.75 Range $681.03 - $832.93
Q1 2023
Shares 173,249 Value ($000) $142,354 Avg Close $750.05 Range $664.32 - $830.39
Q4 2022
Shares 72,322 Value ($000) $52,180 Avg Close $733.79 Range $690.81 - $774.70
Q3 2022
Shares 62,249 Value ($000) $42,881 Avg Close $625.92 Range $560.71 - $750.51
Q1 2022
Shares 94,449 Value ($000) $65,965 Avg Close $629.16 Range $589.59 - $706.29
Q4 2021
Shares 95,649 Value ($000) $60,404 Avg Close $611.44 Range $536.21 - $670.14
Q3 2021
Shares 95,484 Value ($000) $57,785 Avg Close $617.39 Range $551.89 - $682.83
Q2 2021
Shares 96,706 Value ($000) $54,014 Avg Close $503.83 Range $466.78 - $566.85
Q1 2021
Shares 48,406 Value ($000) $22,903 Avg Close $484.19 Range $438.57 - $555.83
Q4 2020
Shares 100,606 Value ($000) $48,604 Avg Close $536.82 Range $468.18 - $616.55
Q3 2020
Shares 101,736 Value ($000) $56,950 Avg Close $602.99 Range $537.02 - $660.97
Q2 2020
Shares 150,886 Value ($000) $94,100 Avg Close $564.49 Range $473.82 - $642.77
Q1 2020
Shares 66,078 Value ($000) $32,265 Avg Close $410.21 Range $326.32 - $515.14
Q4 2018
Shares 37,021 Value ($000) $13,827 Avg Close $364.00 Range $325.77 - $407.74
Q3 2018
Shares 89,221 Value ($000) $36,049 Avg Close $378.49 Range $340.69 - $414.19
Q3 2017
Shares 11,910 Value ($000) $5,325 Avg Close $473.21 Range $424.12 - $523.22
Q2 2017
Shares 58,010 Value ($000) $28,491 Avg Close $435.19 Range $358.01 - $540.55
Q4 2016
Shares 13,310 Value ($000) $4,886 Avg Close $378.17 Range $323.56 - $450.46
Q3 2016
Shares 120,354 Value ($000) $48,385 Avg Close $398.92 Range $346.51 - $441.54
Q2 2016
Shares 45,174 Value ($000) $15,776 Avg Close $383.00 Range $327.27 - $431.54
Q1 2016
Shares 51,274 Value ($000) $18,481 Avg Close $409.79 Range $347.04 - $529.97
Q4 2015
Shares 116,204 Value ($000) $63,084 Avg Close $538.82 Range $445.63 - $589.32
Q3 2015
Shares 113,512 Value ($000) $52,799 Avg Close $534.07 Range $433.12 - $602.59
Q2 2015
Shares 64,912 Value ($000) $33,113 Avg Close $485.93 Range $431.08 - $541.00
Q1 2015
Shares 46,912 Value ($000) $21,180 Avg Close $421.46 Range $390.83 - $492.77
Q4 2014
Shares 71,912 Value ($000) $29,502 Avg Close $391.09 Range $318.29 - $435.23
Q3 2014
Shares 44,780 Value ($000) $16,144 Avg Close $333.32 Range $283.49 - $367.27
Q2 2014
Shares 239,080 Value ($000) $67,533 Avg Close $294.74 Range $268.01 - $318.24
Q1 2014
Shares 302,680 Value ($000) $90,888 Avg Close $306.39 Range $261.52 - $350.55
Q4 2013
Shares 120,880 Value ($000) $33,271 Avg Close $286.03 Range $256.27 - $317.74
Q3 2013
Shares 309,720 Value ($000) $96,902 Avg Close $261.58 Range $224.53 - $318.07
Q2 2013
Shares 294,770 Value ($000) $66,288 Avg Close $231.58 Range $176.14 - $282.42
Q1 2013
Shares 40,231 Value ($000) $7,097 Avg Close $170.72 Range $153.31 - $184.76