OI S.A.

CUSIP: 670851203 Class: SPN ADR REP PFD

GAM Holding AG's Holding History (CIK: 0001438848)

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

Q3 2014
Shares 10,448,636 Value ($000) $7,314 Avg Close — Range —
Q2 2014
Shares 2,603,537 Value ($000) $2,234 Avg Close — Range —
Q1 2014
Shares 977,785 Value ($000) $1,300 Avg Close — Range —
Q4 2013
Shares 977,785 Value ($000) $1,555 Avg Close — Range —
Q3 2013
Shares 747,525 Value ($000) $1,375 Avg Close — Range —
Q2 2013
Shares 322,785 Value ($000) $581 Avg Close — Range —