GREENIDGE GENERATION HLDGS I

Ticker: GREE CUSIP: 39531G308 Class: Common Stock

SBI Securities Co., Ltd.'s Holding History (CIK: 0001851815)

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

Q4 2025

Shares 2,589 Value ($000) $4 Avg Close $1.73 Range $1.17 - $2.42

Q3 2025

Shares 2,624 Value ($000) $5 Avg Close $1.55 Range $1.12 - $2.15

Q2 2025

Shares 2,626 Value ($000) $3 Avg Close $1.12 Range $0.58 - $1.84

Q1 2025

Shares 2,939 Value ($000) $2 Avg Close $1.20 Range $0.71 - $2.04

Q4 2024

Shares 2,939 Value ($000) $5 Avg Close $2.20 Range $1.52 - $3.84

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	2,589	$4	$1.73	$1.17 - $2.42
Q3 2025	2,624	$5	$1.55	$1.12 - $2.15
Q2 2025	2,626	$3	$1.12	$0.58 - $1.84
Q1 2025	2,939	$2	$1.20	$0.71 - $2.04
Q4 2024	2,939	$5	$2.20	$1.52 - $3.84