OI S.A.

CUSIP: 67085120 Class: SPN ADR REP PFD

ARROWSTREET CAPITAL, LIMITED PARTNERSHIP's Holding History (CIK: 0001164508)

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

Q2 2014
Shares 3,683,574 Value ($000) $3,161 Avg Close — Range —
Q1 2014
Shares 2,374,765 Value ($000) $3,158 Avg Close — Range —
Q4 2013
Shares 3,104,602 Value ($000) $4,936 Avg Close — Range —
Q3 2013
Shares 2,142,717 Value ($000) $3,943 Avg Close — Range —
Q2 2013
Shares 2,134,723 Value ($000) $3,843 Avg Close — Range —