COMPANHIA DE SANEAMENTO BASI

Ticker: SBS CUSIP: 20441A102 Class: ADR

Rock Point Advisors, LLC's Holding History (CIK: 0001301540)

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

Q4 2015
Shares 30,250 Value ($000) $139 Avg Close — Range —
Q3 2015
Shares 66,250 Value ($000) $257 Avg Close — Range —
Q2 2015
Shares 70,250 Value ($000) $364 Avg Close — Range —
Q1 2015
Shares 76,250 Value ($000) $413 Avg Close — Range —
Q4 2014
Shares 421,565 Value ($000) $2,652 Avg Close — Range —
Q3 2014
Shares 496,135 Value ($000) $4,024 Avg Close — Range —
Q2 2014
Shares 520,620 Value ($000) $5,581 Avg Close — Range —
Q1 2014
Shares 518,890 Value ($000) $4,805 Avg Close — Range —
Q4 2013
Shares 13,950 Value ($000) $158 Avg Close — Range —
Q3 2013
Shares 13,950 Value ($000) $139 Avg Close — Range —
Q2 2013
Shares 13,950 Value ($000) $145 Avg Close — Range —