SQUARE 1 FINL INC

CUSIP: 85223W101 Class: COM

Tower Research Capital LLC (TRC)'s Holding History (CIK: 0001533421)

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

Q2 2015
Shares 284 Value ($000) $8 Avg Close — Range —
Q1 2015
Shares 625 Value ($000) $17 Avg Close — Range —
Q2 2014
Shares 9,842 Value ($000) $188 Avg Close — Range —