QUANTUM CORP

CUSIP: 747906204 Class: CMN

CHARLES SCHWAB INVESTMENT MANAGEMENT INC's Holding History (CIK: 0000884546)

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

Q1 2017
Shares 617,912 Value ($000) $538 Avg Close — Range —
Q4 2016
Shares 567,296 Value ($000) $473 Avg Close — Range —
Q3 2016
Shares 521,712 Value ($000) $385 Avg Close — Range —
Q2 2016
Shares 125,000 Value ($000) $53 Avg Close — Range —
Q1 2016
Shares 812,997 Value ($000) $496 Avg Close — Range —
Q4 2015
Shares 797,748 Value ($000) $742 Avg Close — Range —
Q3 2015
Shares 778,296 Value ($000) $543 Avg Close — Range —
Q2 2015
Shares 727,412 Value ($000) $1,223 Avg Close — Range —
Q1 2015
Shares 705,436 Value ($000) $1,129 Avg Close — Range —
Q4 2014
Shares 674,348 Value ($000) $1,187 Avg Close — Range —
Q3 2014
Shares 622,929 Value ($000) $723 Avg Close — Range —
Q2 2014
Shares 503,775 Value ($000) $615 Avg Close — Range —
Q1 2014
Shares 571,569 Value ($000) $698 Avg Close — Range —
Q4 2013
Shares 553,160 Value ($000) $664 Avg Close — Range —
Q3 2013
Shares 528,831 Value ($000) $730 Avg Close — Range —
Q2 2013
Shares 522,355 Value ($000) $727 Avg Close — Range —