QUANTUM CORP

CUSIP: 747906204 Class: CMN

O'SHAUGHNESSY ASSET MANAGEMENT, LLC's Holding History (CIK: 0001423442)

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

Q2 2015
Shares 167,763 Value ($000) $282 Avg Close — Range —
Q1 2015
Shares 196,178 Value ($000) $313 Avg Close — Range —
Q4 2014
Shares 196,040 Value ($000) $343 Avg Close — Range —