SQUARE 1 FINL INC

CUSIP: 85223W101 Class: COM

ESSEX INVESTMENT MANAGEMENT CO LLC's Holding History (CIK: 0000201772)

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

Q4 2014
Shares 10,108 Value ($000) $250 Avg Close — Range —
Q3 2014
Shares 11,584 Value ($000) $223 Avg Close — Range —