CDW CORP

Ticker: CDW CUSIP: 12514G108 Class: COM

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

InstitutionSharesValue ($000)
VANGUARD GROUP INC17,439,124$2,375,209
BlackRock, Inc.13,651,687$1,859,360
STATE STREET CORP5,785,999$788,053
HARRIS ASSOCIATES L P4,525,812$616,416
Boston Partners3,776,609$514,349
GEODE CAPITAL MANAGEMENT, LLC3,683,667$500,860
JPMORGAN CHASE & CO3,173,425$432,221
Longview Partners (Guernsey) LTD2,560,865$348,790
Select Equity Group, L.P.2,277,495$310,195
FIL Ltd2,232,864$304,116
JANUS HENDERSON GROUP PLC2,152,671$293,194
Invesco Ltd.2,074,240$282,511
MORGAN STANLEY2,012,657$274,124
Allspring Global Investments Holdings, LLC1,938,232$258,095
Mawer Investment Management Ltd.1,786,808$243,363
NOMURA ASSET MANAGEMENT INTERNATIONAL INC.1,779,249$242,334
PRICE T ROWE ASSOCIATES INC /MD/1,583,948$216
DIMENSIONAL FUND ADVISORS LP1,372,375$186,939
NORTHERN TRUST CORP1,301,041$177,202
UBS ASSET MANAGEMENT AMERICAS INC1,243,235$169,329
Madison Asset Management, LLC1,154,334$157,220
FENIMORE ASSET MANAGEMENT INC1,150,567$156,707
Perpetual Ltd1,087,505$148,118
D. E. Shaw & Co., Inc.1,081,382$147,284
BESSEMER GROUP INC1,042,905$142
MASSACHUSETTS FINANCIAL SERVICES CO /MA/1,039,954$141,642
FIDUCIARY MANAGEMENT INC /WI/1,023,679$139,425
CITADEL ADVISORS LLC1,014,743$138,208
BANK OF AMERICA CORP /DE/977,277$133,105
GOLDMAN SACHS GROUP INC922,863$125,694
NEUBERGER BERMAN GROUP LLC915,598$124,705
CHARLES SCHWAB INVESTMENT MANAGEMENT INC847,754$115,464
Legal & General Group Plc837,775$114,105
Mondrian Investment Partners LTD792,038$107,876
Bank of New York Mellon Corp779,156$106,121
NORGES BANK770,093$104,887
DEUTSCHE BANK AG\748,186$101,903
Black Creek Investment Management Inc.670,434$91,313
AMERICAN CENTURY COMPANIES INC664,643$90,525
Amundi645,410$87,905
Standard Investments LLC634,699$86,446
NATIXIS ADVISORS, L.P.569,339$78
ROYAL BANK OF CANADA565,066$76,962
FMR LLC552,735$75,282
TWO SIGMA INVESTMENTS, LP551,341$75,093
Alyeska Investment Group, L.P.548,505$74,706
MILLENNIUM MANAGEMENT LLC531,569$72,400
Qube Research & Technologies Ltd526,368$71,691
VOLORIDGE INVESTMENT MANAGEMENT, LLC500,809$68,210
WELLINGTON MANAGEMENT GROUP LLP466,852$63,585
Evercore Wealth Management, LLC457,544$62,317
HSBC HOLDINGS PLC451,116$61,724
HRT FINANCIAL LP443,599$60
ALLIANCEBERNSTEIN L.P.409,084$55,717
JANE STREET GROUP, LLC392,238$53,423
Blue Grotto Capital, LLC379,940$51,748
Findlay Park Partners LLP375,526$51,147
WELLS FARGO & COMPANY/MN368,892$50,243
Swiss National Bank358,900$48,882
UBS Group AG350,009$47,671
CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM342,718$46,678
Sumitomo Mitsui Trust Holdings, Inc.340,104$46,322
Nuveen, LLC333,214$45,384
ENVESTNET ASSET MANAGEMENT INC320,429$43,642
BNP PARIBAS ARBITRAGE, SA284,965$38,812
RAYMOND JAMES FINANCIAL INC284,608$38,764
L1 Capital International Pty Ltd282,072$38,418
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.278,425$37,075
PNC Financial Services Group, Inc.265,109$36,108
ROYAL LONDON ASSET MANAGEMENT LTD257,309$35,045
RHUMBLINE ADVISERS251,010$34,187
Local Pensions Partnership Investment Ltd249,176$33,940
BARCLAYS PLC240,383$32,740
TWO SIGMA ADVISERS, LP238,600$32,497
BAMCO INC /NY/231,243$31,495
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM230,692$31,420
RENAISSANCE TECHNOLOGIES LLC228,498$31,121
Artisan Partners Limited Partnership227,613$31,001
Quantinno Capital Management LP203,844$27,764
SEI INVESTMENTS CO200,742$27,341
AQR CAPITAL MANAGEMENT LLC195,525$26,630
Jain Global LLC192,914$26,275
SUSQUEHANNA INTERNATIONAL GROUP, LLP189,867$25,860
SG Americas Securities, LLC189,285$26
Squarepoint Ops LLC186,095$25,346
CITIGROUP INC185,489$25,264
FIRST TRUST ADVISORS LP182,986$24,923
APG Asset Management N.V.172,207$19,971
Sunriver Management LLC168,982$23,015
Allianz Asset Management GmbH167,491$22,812
BANK OF MONTREAL /CAN/163,745$22,302
Crescent Grove Advisors, LLC160,710$21,889
ATWOOD & PALMER INC158,137$21,538
PRINCIPAL FINANCIAL GROUP INC157,539$21,457
AMERIPRISE FINANCIAL INC151,987$20,840
WEDGEWOOD PARTNERS INC151,871$20,685
HM PAYSON & CO145,272$19,786
TODD ASSET MANAGEMENT LLC142,957$19,471
Life Cycle Investment Partners Ltd139,121$18,948
Corient Private Wealth LLC136,821$3,355
681 other institutions10,674,769$1,299,091
Total (781 institutions)123,256,954$16,085,849