REGENERON PHARMACEUTICALS

Ticker: REGN CUSIP: 75886F107 Class: COM

Aigen Investment Management, LP's Holding History (CIK: 0001741224)

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

Q3 2025
Shares 5,535 Value ($000) $3,112 Avg Close $564.28 Range $519.56 - $609.69
Q2 2025
Shares 8,466 Value ($000) $4,445 Avg Close $556.12 Range $475.17 - $638.52
Q1 2025
Shares 2,659 Value ($000) $1,686 Avg Close $684.44 Range $615.89 - $745.12
Q4 2024
Shares 6,367 Value ($000) $4,535 Avg Close $834.60 Range $689.18 - $1055.74
Q3 2024
Shares 723 Value ($000) $760 Avg Close $1106.73 Range $1002.85 - $1204.52
Q1 2024
Shares 523 Value ($000) $503 Avg Close $945.64 Range $866.58 - $992.82
Q4 2023
Shares 657 Value ($000) $577 Avg Close $818.96 Range $764.95 - $894.90
Q1 2022
Shares 1,206 Value ($000) $842 Avg Close $629.16 Range $589.59 - $706.29
Q4 2021
Shares 7,183 Value ($000) $4,497 Avg Close $611.44 Range $536.21 - $670.14
Q3 2021
Shares 6,848 Value ($000) $4,144 Avg Close $617.39 Range $551.89 - $682.83
Q2 2021
Shares 10,619 Value ($000) $5,931 Avg Close $503.83 Range $466.78 - $566.85
Q4 2020
Shares 1,494 Value ($000) $722 Avg Close $536.82 Range $468.18 - $616.55
Q1 2020
Shares 10 Value ($000) $5 Avg Close $410.21 Range $326.32 - $515.14