REGENERON PHARMACEUTICALS

Ticker: REGN CUSIP: 75886F107 Class: COM

MUFG SECURITIES AMERICAS INC.'s Holding History (CIK: 0000867626)

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

Q4 2025

Shares 2,715 Value ($000) $2,096 Avg Close $678.68 Range $540.32 - $792.77

Q3 2025

Shares 2,748 Value ($000) $1,545 Avg Close $564.28 Range $519.56 - $609.69

Q2 2025

Shares 2,301 Value ($000) $1,208 Avg Close $556.12 Range $475.17 - $638.52

Q1 2025

Shares 1,862 Value ($000) $1,181 Avg Close $684.44 Range $615.89 - $745.12

Q4 2024

Shares 1,554 Value ($000) $1,107 Avg Close $834.60 Range $689.18 - $1055.74

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	2,715	$2,096	$678.68	$540.32 - $792.77
Q3 2025	2,748	$1,545	$564.28	$519.56 - $609.69
Q2 2025	2,301	$1,208	$556.12	$475.17 - $638.52
Q1 2025	1,862	$1,181	$684.44	$615.89 - $745.12
Q4 2024	1,554	$1,107	$834.60	$689.18 - $1055.74