QUANTUM CORP

CUSIP: 747906501 Class: COM NEW

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

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

Q4 2018
Shares 36,400 Value ($000) $72 Avg Close — Range —
Q1 2018
Shares 36,500 Value ($000) $132 Avg Close — Range —
Q2 2017
Shares 200,800 Value ($000) $1,568 Avg Close — Range —