SYNTHETIC BIOLOGICS INC

CUSIP: 87164U102 Class: COM

THOMPSON DAVIS & CO., INC.'s Holding History (CIK: 0001017284)

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

Q4 2015
Shares 20,000 Value ($000) $46 Avg Close — Range —
Q3 2015
Shares 20,000 Value ($000) $45 Avg Close — Range —
Q2 2015
Shares 20,000 Value ($000) $57 Avg Close — Range —
Q1 2015
Shares 20,000 Value ($000) $44 Avg Close — Range —
Q4 2014
Shares 20,000 Value ($000) $29 Avg Close — Range —
Q3 2014
Shares 20,000 Value ($000) $36 Avg Close — Range —
Q2 2014
Shares 20,000 Value ($000) $34 Avg Close — Range —
Q1 2014
Shares 20,000 Value ($000) $51 Avg Close — Range —
Q4 2013
Shares 20,000 Value ($000) $31 Avg Close — Range —