OI S.A.

CUSIP: 670851401 Class: Com

WHITEBOX ADVISORS LLC's Holding History (CIK: 0001257391)

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

Q3 2015
Shares 579,932 Value ($000) $392 Avg Close — Range —
Q2 2015
Shares 829,932 Value ($000) $1,585 Avg Close — Range —
Q1 2015
Shares 1,229,932 Value ($000) $1,894 Avg Close — Range —
Q4 2014
Shares 575,532 Value ($000) $1,836 Avg Close — Range —