ROCK CREEK PHARMACEUTICALS I

CUSIP: 772081105 Class: COM

OPPENHEIMER & CO INC's Holding History (CIK: 0000822581)

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

Q1 2015
Shares 11,000 Value ($000) $1 Avg Close — Range —
Q4 2014
Shares 11,000 Value ($000) $2 Avg Close — Range —
Q3 2014
Shares 31,000 Value ($000) $9 Avg Close — Range —
Q2 2014
Shares 41,000 Value ($000) $24 Avg Close — Range —