CUBIST PHARMACEUTICALS INC

CUSIP: 229678123 Class: COMMON

Walleye Trading LLC's Holding History (CIK: 0001388391)

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

Q3 2014
Shares 118,288 Value ($000) $14 Avg Close — Range —
Q2 2014
Shares 118,288 Value ($000) $14 Avg Close — Range —
Q1 2014
Shares 114,736 Value ($000) $75 Avg Close — Range —
Q4 2013
Shares 58,101 Value ($000) $78 Avg Close — Range —