QUANTUM CORP

CUSIP: 747906204 Class: CMN

Granahan Investment Management, LLC's Holding History (CIK: 0001026710)

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

Q4 2015
Shares 557,111 Value ($000) $518 Avg Close — Range —
Q3 2015
Shares 789,711 Value ($000) $551 Avg Close — Range —
Q2 2015
Shares 969,200 Value ($000) $1,628 Avg Close — Range —