KOSS CORP

Ticker: KOSS CUSIP: 500692108 Class: COM

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

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

Q4 2025

Shares 120 Value ($000) $0 Avg Close $4.80 Range $4.12 - $5.70

Q3 2025

Shares 120 Value ($000) $1 Avg Close $5.66 Range $5.01 - $8.59

Q2 2025

Shares 121 Value ($000) $1 Avg Close $5.05 Range $4.00 - $6.73

Q1 2025

Shares 121 Value ($000) $1 Avg Close $6.03 Range $4.64 - $8.10

Q4 2024

Shares 11 Value ($000) $0 Avg Close $7.32 Range $6.68 - $8.58

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	120	$0	$4.80	$4.12 - $5.70
Q3 2025	120	$1	$5.66	$5.01 - $8.59
Q2 2025	121	$1	$5.05	$4.00 - $6.73
Q1 2025	121	$1	$6.03	$4.64 - $8.10
Q4 2024	11	$0	$7.32	$6.68 - $8.58