HESKA CORP

CUSIP: 42805E306 Class: Common Stock

BRIDGEWAY CAPITAL MANAGEMENT, LLC's Holding History (CIK: 0001107261)

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

Q4 2014
Shares 41,200 Value ($000) $747 Avg Close — Range —
Q3 2014
Shares 34,100 Value ($000) $450 Avg Close — Range —