ECOLAB INC

CUSIP: 27886510 Class: COM

ARROWSTREET CAPITAL, LIMITED PARTNERSHIP's Holding History (CIK: 0001164508)

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

Q3 2016
Shares 139,027 Value ($000) $16,922 Avg Close — Range —
Q2 2016
Shares 344,729 Value ($000) $40,885 Avg Close — Range —
Q3 2015
Shares 11,500 Value ($000) $1,300 Avg Close — Range —
Q2 2015
Shares 11,500 Value ($000) $1,300 Avg Close — Range —
Q4 2014
Shares 5,079 Value ($000) $531 Avg Close — Range —
Q2 2014
Shares 7,318 Value ($000) $815 Avg Close — Range —