ONCONOVA THERAPEUTICS INC

CUSIP: 68232V108 Class: COM

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

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

Q2 2015
Shares 2,280 Value ($000) $5 Avg Close — Range —
Q1 2015
Shares 2,680 Value ($000) $6 Avg Close — Range —
Q4 2014
Shares 1,880 Value ($000) $6 Avg Close — Range —
Q3 2014
Shares 8,680 Value ($000) $37 Avg Close — Range —
Q2 2014
Shares 8,680 Value ($000) $47 Avg Close — Range —