REGENERON PHARMACEUTICALS

Ticker: REGN CUSIP: 75886F107 Class: COM

AlphaQuest LLC's Holding History (CIK: 0001883897)

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

Q4 2025

Shares 662 Value ($000) $511 Avg Close $678.68 Range $540.32 - $792.77

Q3 2025

Shares 1,850 Value ($000) $1,040 Avg Close $564.28 Range $519.56 - $609.69

Q2 2025

Shares 810 Value ($000) $425 Avg Close $556.12 Range $475.17 - $638.52

Q1 2025

Shares 2,085 Value ($000) $1,322 Avg Close $684.44 Range $615.89 - $745.12

Q4 2024

Shares 2,236 Value ($000) $1,593 Avg Close $834.60 Range $689.18 - $1055.74

Q3 2024

Shares 1,974 Value ($000) $2,075 Avg Close $1106.73 Range $1002.85 - $1204.52

Q2 2024

Shares 402 Value ($000) $423 Avg Close $964.05 Range $870.40 - $1075.21

Q1 2024

Shares 991 Value ($000) $954 Avg Close $945.64 Range $866.58 - $992.82

Q4 2023

Shares 1,128 Value ($000) $991 Avg Close $818.96 Range $764.95 - $894.90

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	662	$511	$678.68	$540.32 - $792.77
Q3 2025	1,850	$1,040	$564.28	$519.56 - $609.69
Q2 2025	810	$425	$556.12	$475.17 - $638.52
Q1 2025	2,085	$1,322	$684.44	$615.89 - $745.12
Q4 2024	2,236	$1,593	$834.60	$689.18 - $1055.74
Q3 2024	1,974	$2,075	$1106.73	$1002.85 - $1204.52
Q2 2024	402	$423	$964.05	$870.40 - $1075.21
Q1 2024	991	$954	$945.64	$866.58 - $992.82
Q4 2023	1,128	$991	$818.96	$764.95 - $894.90