QUANTUM CORP

Ticker: QMCO CUSIP: 747906600 Class: Stock

FLAGSHIP HARBOR ADVISORS, LLC's Holding History (CIK: 0001691766)

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

Q4 2025

Shares 26,585 Value ($000) $171 Avg Close $8.97 Range $6.22 - $15.33

Q3 2025

Shares 22,710 Value ($000) $225 Avg Close $8.41 Range $6.51 - $12.83

Q4 2024

Shares 4,194 Value ($000) $226 Avg Close $14.51 Range $2.88 - $90.64

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	26,585	$171	$8.97	$6.22 - $15.33
Q3 2025	22,710	$225	$8.41	$6.51 - $12.83
Q4 2024	4,194	$226	$14.51	$2.88 - $90.64