REGENERON PHARMACEUTICALS

Ticker: REGN CUSIP: 75886F107 Class: COM

Entropy Technologies, LP's Holding History (CIK: 0001976151)

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

Q4 2025

Shares 1,006 Value ($000) $777 Avg Close $678.68 Range $540.32 - $792.77

Q2 2025

Shares 7,196 Value ($000) $3,778 Avg Close $556.12 Range $475.17 - $638.52

Q1 2025

Shares 9,090 Value ($000) $5,765 Avg Close $684.44 Range $615.89 - $745.12

Q4 2024

Shares 5,300 Value ($000) $3,775 Avg Close $834.60 Range $689.18 - $1055.74

Q3 2024

Shares 400 Value ($000) $420 Avg Close $1106.73 Range $1002.85 - $1204.52

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	1,006	$777	$678.68	$540.32 - $792.77
Q2 2025	7,196	$3,778	$556.12	$475.17 - $638.52
Q1 2025	9,090	$5,765	$684.44	$615.89 - $745.12
Q4 2024	5,300	$3,775	$834.60	$689.18 - $1055.74
Q3 2024	400	$420	$1106.73	$1002.85 - $1204.52