RECEPTOS INC

CUSIP: 756207106 Class: COMMON STOCK

PRICE T ROWE ASSOCIATES INC /MD/'s Holding History (CIK: 0000080255)

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

Q2 2015
Shares 714,226 Value ($000) $135,739 Avg Close — Range —
Q1 2015
Shares 621,294 Value ($000) $102,445 Avg Close — Range —
Q4 2014
Shares 515,173 Value ($000) $63,114 Avg Close — Range —