PRIVATEBANCORP INC

CUSIP: 742962103 Class: COM

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

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

Q1 2017
Shares 9,450 Value ($000) $561 Avg Close — Range —
Q4 2016
Shares 9,390 Value ($000) $509 Avg Close — Range —
Q3 2016
Shares 10,181 Value ($000) $468 Avg Close — Range —
Q2 2016
Shares 106,181 Value ($000) $4,675 Avg Close — Range —
Q1 2016
Shares 89,810 Value ($000) $3,467 Avg Close — Range —
Q4 2015
Shares 16,600 Value ($000) $681 Avg Close — Range —
Q3 2015
Shares 15,500 Value ($000) $594 Avg Close — Range —
Q2 2015
Shares 11,000 Value ($000) $438 Avg Close — Range —
Q1 2015
Shares 13,200 Value ($000) $464 Avg Close — Range —