RECEPTOS INC

CUSIP: 756207106 Class: COMMON STOCK

SIMPLEX TRADING, LLC's Holding History (CIK: 0001488542)

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

Q2 2015
Shares 262 Value ($000) $49 Avg Close — Range —
Q1 2015
Shares 8,974 Value ($000) $1,479 Avg Close — Range —