SYNTHETIC BIOLOGICS INC

CUSIP: 87164U102 Class: COM

VANGUARD GROUP INC's Holding History (CIK: 0000102909)

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

Q2 2018
Shares 4,671,474 Value ($000) $1,116 Avg Close — Range —
Q1 2018
Shares 4,666,474 Value ($000) $1,486 Avg Close — Range —
Q4 2017
Shares 4,593,133 Value ($000) $2,333 Avg Close — Range —
Q3 2017
Shares 4,537,582 Value ($000) $4,234 Avg Close — Range —
Q2 2017
Shares 4,355,234 Value ($000) $2,463 Avg Close — Range —
Q1 2017
Shares 4,429,469 Value ($000) $2,794 Avg Close — Range —
Q4 2016
Shares 1,805,653 Value ($000) $1,377 Avg Close — Range —
Q3 2016
Shares 2,772,735 Value ($000) $4,769 Avg Close — Range —
Q2 2016
Shares 2,761,194 Value ($000) $4,970 Avg Close — Range —
Q1 2016
Shares 2,498,643 Value ($000) $5,897 Avg Close — Range —
Q4 2015
Shares 2,428,493 Value ($000) $5,561 Avg Close — Range —
Q3 2015
Shares 2,376,521 Value ($000) $5,394 Avg Close — Range —
Q2 2015
Shares 1,958,667 Value ($000) $5,582 Avg Close — Range —
Q1 2015
Shares 1,853,093 Value ($000) $4,058 Avg Close — Range —
Q4 2014
Shares 1,384,039 Value ($000) $2,021 Avg Close — Range —
Q3 2014
Shares 1,339,089 Value ($000) $2,384 Avg Close — Range —
Q2 2014
Shares 1,185,515 Value ($000) $2,039 Avg Close — Range —
Q1 2014
Shares 1,185,515 Value ($000) $3,047 Avg Close — Range —
Q4 2013
Shares 766,340 Value ($000) $1,173 Avg Close — Range —
Q3 2013
Shares 492,064 Value ($000) $827 Avg Close — Range —
Q2 2013
Shares 327,960 Value ($000) $564 Avg Close — Range —