WASTE CONNECTIONS INC

CUSIP: 941053100 Class: COM

CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM's Holding History (CIK: 0001081019)

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

Q1 2016
Shares 270,587 Value ($000) $17,477 Avg Close — Range —
Q4 2015
Shares 236,838 Value ($000) $13,339 Avg Close — Range —
Q3 2015
Shares 233,241 Value ($000) $11,331 Avg Close — Range —
Q2 2015
Shares 226,222 Value ($000) $10,660 Avg Close — Range —
Q1 2015
Shares 230,025 Value ($000) $11,073 Avg Close — Range —
Q4 2014
Shares 233,897 Value ($000) $10,289 Avg Close — Range —
Q3 2014
Shares 231,706 Value ($000) $11,242 Avg Close — Range —
Q2 2014
Shares 226,282 Value ($000) $10,986 Avg Close — Range —
Q1 2014
Shares 224,482 Value ($000) $9,846 Avg Close — Range —
Q4 2013
Shares 223,482 Value ($000) $9,751 Avg Close — Range —
Q3 2013
Shares 221,982 Value ($000) $10,080 Avg Close — Range —
Q2 2013
Shares 215,067 Value ($000) $8,848 Avg Close — Range —
Q1 2013
Shares 214,413 Value ($000) $7,715 Avg Close — Range —