CUBIST PHARMACEUTICALS INC

CUSIP: 229678107 Class: COM

MARSHALL WACE, LLP's Holding History (CIK: 0001318757)

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

Q4 2014
Shares 30,904 Value ($000) $3,110 Avg Close — Range —
Q2 2014
Shares 36,696 Value ($000) $2,562 Avg Close — Range —