OI S.A.

CUSIP: 670851104 Class: CMN

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

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

Q3 2014
Shares 2,564 Value ($000) $2 Avg Close — Range —
Q2 2014
Shares 464 Value ($000) $0 Avg Close — Range —
Q1 2014
Shares 3,140 Value ($000) $4 Avg Close — Range —
Q4 2013
Shares 3,052 Value ($000) $5 Avg Close — Range —
Q3 2013
Shares 1,333 Value ($000) $3 Avg Close — Range —
Q2 2013
Shares 3,627 Value ($000) $7 Avg Close — Range —