QUANTUM CORP

CUSIP: 747906204 Class: CMN

Spark Investment Management LLC's Holding History (CIK: 0001554871)

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

Q1 2017
Shares 914,600 Value ($000) $795 Avg Close — Range —
Q4 2016
Shares 1,175,800 Value ($000) $978 Avg Close — Range —
Q3 2016
Shares 770,900 Value ($000) $567 Avg Close — Range —
Q2 2016
Shares 634,900 Value ($000) $266 Avg Close — Range —
Q1 2016
Shares 523,800 Value ($000) $319 Avg Close — Range —
Q4 2015
Shares 167,900 Value ($000) $156 Avg Close — Range —
Q3 2015
Shares 474,400 Value ($000) $330 Avg Close — Range —
Q2 2015
Shares 701,200 Value ($000) $1,178 Avg Close — Range —
Q1 2015
Shares 701,200 Value ($000) $1,121 Avg Close — Range —
Q4 2014
Shares 300,300 Value ($000) $528 Avg Close — Range —
Q3 2014
Shares 288,300 Value ($000) $334 Avg Close — Range —
Q2 2014
Shares 174,600 Value ($000) $213 Avg Close — Range —
Q1 2014
Shares 246,700 Value ($000) $300 Avg Close — Range —
Q4 2013
Shares 246,700 Value ($000) $296 Avg Close — Range —