COMPANHIA DE SANEAMENTO BASI

Ticker: SBS CUSIP: 20441A102 Class: ADR

CASTLEARK MANAGEMENT LLC's Holding History (CIK: 0001106832)

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

Q1 2018
Shares 14,800 Value ($000) $157 Avg Close — Range —
Q4 2017
Shares 14,800 Value ($000) $155 Avg Close — Range —
Q3 2016
Shares 18,735 Value ($000) $173 Avg Close — Range —
Q2 2016
Shares 29,300 Value ($000) $263 Avg Close — Range —
Q1 2016
Shares 36,600 Value ($000) $242 Avg Close — Range —
Q4 2015
Shares 37,750 Value ($000) $174 Avg Close — Range —