REGENERON PHARMACEUTICALS

Ticker: REGN CUSIP: 75886F107 Class: COM

EASTERN BANK's Holding History (CIK: 0001126395)

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

Q4 2025

Shares 30 Value ($000) $23 Avg Close $678.68 Range $540.32 - $792.77

Q3 2025

Shares 10 Value ($000) $6 Avg Close $564.28 Range $519.56 - $609.69

Q2 2025

Shares 25 Value ($000) $13 Avg Close $556.12 Range $475.17 - $638.52

Q1 2025

Shares 25 Value ($000) $16 Avg Close $684.44 Range $615.89 - $745.12

Q4 2024

Shares 20 Value ($000) $14 Avg Close $834.60 Range $689.18 - $1055.74

Q3 2024

Shares 20 Value ($000) $21 Avg Close $1106.73 Range $1002.85 - $1204.52

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	30	$23	$678.68	$540.32 - $792.77
Q3 2025	10	$6	$564.28	$519.56 - $609.69
Q2 2025	25	$13	$556.12	$475.17 - $638.52
Q1 2025	25	$16	$684.44	$615.89 - $745.12
Q4 2024	20	$14	$834.60	$689.18 - $1055.74
Q3 2024	20	$21	$1106.73	$1002.85 - $1204.52