ROCK CREEK PHARMACEUTICALS I

CUSIP: 772081105 Class: COM

NORTHERN TRUST CORP's Holding History (CIK: 0000073124)

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

Q1 2015
Shares 259,992 Value ($000) $26 Avg Close — Range —
Q4 2014
Shares 271,845 Value ($000) $49 Avg Close — Range —
Q3 2014
Shares 271,845 Value ($000) $76 Avg Close — Range —
Q2 2014
Shares 1,626,627 Value ($000) $959 Avg Close — Range —