HESKA CORP

CUSIP: 42805E306 Class: Common Stock

OBERWEIS ASSET MANAGEMENT INC/'s Holding History (CIK: 0000937886)

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

Q3 2021
Shares 1,000 Value ($000) $259 Avg Close — Range —
Q2 2021
Shares 1,000 Value ($000) $230 Avg Close — Range —
Q1 2017
Shares 55,499 Value ($000) $5,826 Avg Close — Range —
Q4 2016
Shares 58,459 Value ($000) $4,186 Avg Close — Range —
Q3 2016
Shares 19,044 Value ($000) $1,037 Avg Close — Range —
Q2 2016
Shares 21,544 Value ($000) $801 Avg Close — Range —