REGENERON PHARMACEUTICALS

Ticker: REGN CUSIP: 75886F107 Class: COM

Catalio Capital Management, LP's Holding History (CIK: 0001958125)

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

Q4 2025

Shares 29,797 Value ($000) $22,999 Avg Close $678.68 Range $540.32 - $792.77

Q3 2025

Shares 35,344 Value ($000) $19,873 Avg Close $564.28 Range $519.56 - $609.69

Q1 2025

Shares 12,261 Value ($000) $7,776 Avg Close $684.44 Range $615.89 - $745.12

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	29,797	$22,999	$678.68	$540.32 - $792.77
Q3 2025	35,344	$19,873	$564.28	$519.56 - $609.69
Q1 2025	12,261	$7,776	$684.44	$615.89 - $745.12