WASTE CONNECTIONS INC

Ticker: WCN CUSIP: 94106B101 Class: COM

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

InstitutionSharesValue ($000)
VANGUARD GROUP INC31,162,831$5,464,957
ROYAL BANK OF CANADA12,043,398$2,111,931
FMR LLC10,264,482$1,800,142
BANK OF MONTREAL /CAN/8,607,580$1,509,642
Capital International Investors6,468,259$1,134,781
WCM INVESTMENT MANAGEMENT, LLC6,286,390$1,119,920
BlackRock, Inc.5,930,912$1,040,045
1832 Asset Management L.P.5,652,029$991,140
MACKENZIE FINANCIAL CORP5,619,426$999,624
JPMORGAN CHASE & CO4,763,742$835,370
WELLINGTON MANAGEMENT GROUP LLP4,675,737$819,939
NORGES BANK3,977,490$697,519
TD Asset Management Inc3,845,277$675,222
Pictet Asset Management Holding SA3,508,405$615,278
BANK OF AMERICA CORP /DE/3,368,882$590,767
MORGAN STANLEY3,043,147$533,647
GOLDMAN SACHS GROUP INC2,900,763$508,678
Fiera Capital Corp2,764,876$485,067
PRICE T ROWE ASSOCIATES INC /MD/2,669,720$468
MANUFACTURERS LIFE INSURANCE COMPANY, THE2,505,148$440,182
Stockbridge Partners LLC2,367,313$415,132
MONTRUSCO BOLTON INVESTMENTS INC.2,345,566$397,873
NATIONAL BANK OF CANADA /FI/2,084,573$363,832
CIBC WORLD MARKET INC.2,044,769$358,652
GATES FOUNDATION TRUST2,039,175$357,590
CIBC Asset Management Inc1,962,470$345,313
STATE STREET CORP1,906,681$334,356
PRINCIPAL FINANCIAL GROUP INC1,808,741$317,190
BROWN ADVISORY INC1,677,773$294,214
CANADA PENSION PLAN INVESTMENT BOARD1,573,111$275,900
TWO SIGMA ADVISERS, LP1,522,150$266,924
Nuveen, LLC1,361,006$238,697
DEUTSCHE BANK AG\1,334,098$233,947
Connor, Clark & Lunn Investment Management Ltd.1,327,867$232,884
Legal & General Group Plc1,288,466$226,107
PUBLIC EMPLOYEES RETIREMENT ASSOCIATION OF COLORADO1,218,929$214
NEUBERGER BERMAN GROUP LLC1,195,103$209,578
KING LUTHER CAPITAL MANAGEMENT CORP1,121,255$196,623
OMERS ADMINISTRATION Corp1,116,452$195,781
NOMURA ASSET MANAGEMENT INTERNATIONAL INC.1,086,213$190,478
TWO SIGMA INVESTMENTS, LP1,079,135$189,237
RAYMOND JAMES FINANCIAL INC1,072,940$189,715
FRANKLIN RESOURCES INC1,067,651$187,227
BRITISH COLUMBIA INVESTMENT MANAGEMENT Corp1,062,292$186,309
CITADEL ADVISORS LLC1,034,755$181,455
SANDS CAPITAL MANAGEMENT, LLC965,880$169,377
Clearbridge Investments, LLC907,316$159,107
Skye Global Management LP892,000$156,421
GEODE CAPITAL MANAGEMENT, LLC873,578$160,481
NORTHERN TRUST CORP851,725$149,358
FIL Ltd835,391$146,506
TORONTO DOMINION BANK806,698$141,484
SNYDER CAPITAL MANAGEMENT L P789,117$138,380
AQR CAPITAL MANAGEMENT LLC775,312$135,959
AGF MANAGEMENT LTD766,893$134,498
UBS Group AG759,761$133,232
Federation des caisses Desjardins du Quebec756,236$131,238
Swiss National Bank705,645$123,742
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP703,033$123,293
Rathbones Group PLC669,442$117,394
SILVERCREST ASSET MANAGEMENT GROUP LLC649,592$113,912
PICTON MAHONEY ASSET MANAGEMENT641,243$112,621
Baird Financial Group, Inc.637,323$111,761
CHARLES SCHWAB INVESTMENT MANAGEMENT INC628,277$110,333
DIMENSIONAL FUND ADVISORS LP622,612$109,204
TCW GROUP INC612,177$107,351
Findlay Park Partners LLP600,458$105,296
Amundi599,586$105,133
EULAV Asset Management590,713$103,587
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt573,232$100,522
SCHRODER INVESTMENT MANAGEMENT GROUP547,482$97,534
DekaBank Deutsche Girozentrale534,779$96
Impax Asset Management Group plc481,705$84,472
SCOTIA CAPITAL INC.470,499$81,686
BALYASNY ASSET MANAGEMENT L.P.469,105$82,262
ENVESTNET ASSET MANAGEMENT INC455,650$79,927
Allianz Asset Management GmbH452,932$79,539
NICHOLAS COMPANY, INC.449,112$78,756
BNP Paribas Investment Partners S.A.437,550$77
PGGM Investments423,659$74
BCV Asset Management Inc.414,046$92,617
Champlain Investment Partners, LLC412,335$72,307
National Pension Service402,969$70,665
AMERIPRISE FINANCIAL INC394,025$76,891
DAVIS R M INC390,930$68,554
MUFG SECURITIES (CANADA), LTD.389,553$68,336
MASSACHUSETTS FINANCIAL SERVICES CO /MA/387,552$67,961
TD Waterhouse Canada Inc.364,682$63,244
Tandem Investment Advisors, Inc.362,780$63,617
VOLORIDGE INVESTMENT MANAGEMENT, LLC356,705$62,552
Invesco Ltd.354,424$62,152
MARSHALL WACE, LLP340,628$59,733
ARGENT CAPITAL MANAGEMENT LLC338,295$59,323
SEI INVESTMENTS CO322,435$56,542
Bank of New York Mellon Corp320,657$56,230
WESTFIELD CAPITAL MANAGEMENT CO LP313,276$54,936
Sumitomo Mitsui Trust Holdings, Inc.311,161$54,565
EVENTIDE ASSET MANAGEMENT, LLC310,111$54,391
Qube Research & Technologies Ltd309,158$54,214
Russell Investments Group, Ltd.303,953$53,425
697 other institutions18,834,746$2,895,248
Total (797 institutions)216,627,112$36,711,666