ONCONOVA THERAPEUTICS INC

CUSIP: 68232V108 Class: COM

Alyeska Investment Group, L.P.'s Holding History (CIK: 0001453072)

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

Q1 2015
Shares 91,752 Value ($000) $221 Avg Close — Range —
Q4 2014
Shares 147,963 Value ($000) $487 Avg Close — Range —