SYNTHETIC BIOLOGICS INC

CUSIP: 87164U102 Class: COM

Virtu Financial LLC's Holding History (CIK: 0001533964)

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

Q1 2018
Shares 12,916 Value ($000) $4 Avg Close — Range —
Q4 2017
Shares 299,577 Value ($000) $152 Avg Close — Range —
Q3 2017
Shares 84,137 Value ($000) $79 Avg Close — Range —