REGENERON PHARMACEUTICALS

Ticker: REGN CUSIP: 75886F107 Class: COM

Mesirow Financial Investment Management, Inc.'s Holding History (CIK: 0001469475)

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

Q4 2025
Shares 1,323 Value ($000) $1,024 Avg Close $678.68 Range $540.32 - $792.77
Q3 2025
Shares 1,951 Value ($000) $1,099 Avg Close $564.28 Range $519.56 - $609.69
Q2 2025
Shares 2,303 Value ($000) $1,210 Avg Close $556.12 Range $475.17 - $638.52
Q1 2025
Shares 2,537 Value ($000) $1,611 Avg Close $684.44 Range $615.89 - $745.12
Q4 2024
Shares 2,590 Value ($000) $1,845 Avg Close $834.60 Range $689.18 - $1055.74
Q3 2024
Shares 2,610 Value ($000) $2,744 Avg Close $1106.73 Range $1002.85 - $1204.52
Q2 2024
Shares 2,624 Value ($000) $2,759 Avg Close $964.05 Range $870.40 - $1075.21
Q1 2024
Shares 2,697 Value ($000) $2,596 Avg Close $945.64 Range $866.58 - $992.82
Q4 2023
Shares 2,564 Value ($000) $2,252 Avg Close $818.96 Range $764.95 - $894.90