QUINSTREET INC

Ticker: QNST CUSIP: 74874Q100 Class: Common Stock

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

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

Q4 2025

Shares 2 Value ($000) $0 Avg Close $14.42 Range $12.98 - $15.94

Q3 2025

Shares 2 Value ($000) $0 Avg Close $15.88 Range $14.27 - $17.13

Q2 2025

Shares 2 Value ($000) $0 Avg Close $16.04 Range $14.39 - $19.29

Q1 2025

Shares 2 Value ($000) $0 Avg Close $20.96 Range $16.83 - $25.50

Q4 2024

Shares 1 Value ($000) $0 Avg Close $21.05 Range $17.64 - $26.27

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	2	$0	$14.42	$12.98 - $15.94
Q3 2025	2	$0	$15.88	$14.27 - $17.13
Q2 2025	2	$0	$16.04	$14.39 - $19.29
Q1 2025	2	$0	$20.96	$16.83 - $25.50
Q4 2024	1	$0	$21.05	$17.64 - $26.27