OI S.A.

CUSIP: 670851203 Class: SPN ADR REP PFD

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

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

Q3 2014
Shares 3,571 Value ($000) $2 Avg Close — Range —
Q2 2014
Shares 44,944 Value ($000) $39 Avg Close — Range —
Q1 2014
Shares 19,284 Value ($000) $26 Avg Close — Range —
Q4 2013
Shares 217 Value ($000) $0 Avg Close — Range —
Q3 2013
Shares 90,754 Value ($000) $167 Avg Close — Range —
Q2 2013
Shares 20,550 Value ($000) $37 Avg Close — Range —