WASTE CONNECTIONS INC

CUSIP: 94106b101 Class: COM

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

InstitutionSharesValue ($000)
DF DENT & CO INC1,040,943$182,540
ZEVIN ASSET MANAGEMENT LLC46,362$8,130
NORTHSTAR ASSET MANAGEMENT LLC9,770$1,713
Corient IA LLC3,000$526
Legato Capital Management LLC2,854$500
Ancora Advisors LLC70$12
Total (6 institutions)1,102,999$193,422