GROUPON INC

CUSIP: 399473107 Class: COMMON STOCK

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

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

Q1 2017
Shares 47,390 Value ($000) $186 Avg Close — Range —
Q4 2016
Shares 15,390 Value ($000) $51 Avg Close — Range —
Q3 2016
Shares 35,850 Value ($000) $185 Avg Close — Range —