BIOTA PHARMACEUTIALS INC

CUSIP: 90694100 Class: COM

GROUP ONE TRADING, L.P.'s Holding History (CIK: 0000932540)

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

Q1 2016
Shares 1,800 Value ($000) $3 Avg Close — Range —
Q4 2015
Shares 2,600 Value ($000) $5 Avg Close — Range —
Q2 2015
Shares 2,943 Value ($000) $6 Avg Close — Range —
Q1 2015
Shares 943 Value ($000) $2 Avg Close — Range —
Q3 2014
Shares 1,597 Value ($000) $4 Avg Close — Range —
Q2 2014
Shares 13,272 Value ($000) $38 Avg Close — Range —
Q1 2014
Shares 8,800 Value ($000) $54 Avg Close — Range —
Q4 2013
Shares 3,764 Value ($000) $16 Avg Close — Range —
Q3 2013
Shares 3,764 Value ($000) $16 Avg Close — Range —