POTBELLY CORP

CUSIP: 73754Y100 Class: Common Stock

Zuckerman Investment Group, LLC's Holding History (CIK: 0001423296)

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

Q1 2017
Shares 579,042 Value ($000) $8,049 Avg Close — Range —
Q4 2016
Shares 589,213 Value ($000) $7,601 Avg Close — Range —
Q3 2016
Shares 655,933 Value ($000) $8,153 Avg Close — Range —