COMPANHIA DE SANEAMENTO BASI

Ticker: SBS CUSIP: 20441A102 Class: ADR

ROBERTS GLORE & CO INC /IL/'s Holding History (CIK: 0001017115)

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

Q4 2014
Shares 10,750 Value ($000) $68 Avg Close — Range —
Q3 2014
Shares 16,300 Value ($000) $132 Avg Close — Range —
Q2 2014
Shares 16,300 Value ($000) $175 Avg Close — Range —
Q1 2014
Shares 14,625 Value ($000) $135 Avg Close — Range —