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WESCO INTL INC
WESCO INTL INC. Institutional holdings reported to the SEC.

Institutional Holders (2014Q3)
Portfolio Summary: 226 Institutional holders with a total value of $4,307,106,462.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 WELLINGTON MANAGEMENT GROUP LLP 4,408,359 344,998,000 8.01%
2 FMR LLC 4,207,183 329,254,000 7.64%
3 VANGUARD GROUP INC 2,524,058 197,533,000 4.59%
4 AMERIPRISE FINANCIAL INC 2,263,469 177,166,000 4.11%
5 COLUMBIA WANGER ASSET MANAGEMENT LLC 1,981,100 155,041,000 3.60%
6 EdgePoint Investment Group Inc. 1,935,171 151,446,000 3.52%
7 Invesco Ltd. 1,885,357 147,548,000 3.43%
8 TimesSquare Capital Management, LLC 1,825,175 142,838,000 3.32%
9 Pennant Capital Management, LLC 1,610,108 126,007,000 2.93%
10 JANUS HENDERSON INVESTORS US LLC 1,503,623 117,674,000 2.73%
11 JENNISON ASSOCIATES LLC 1,374,669 107,582,000 2.50%
12 Boston Partners 1,320,108 103,312,000 2.40%
13 Soroban Capital Partners LP 1,298,716 101,638,000 2.36%
14 VOYA INVESTMENT MANAGEMENT LLC 1,140,461 89,253,000 2.07%
15 BlackRock Institutional Trust Company, N.A. 1,064,348 83,296,000 1.93%
16 FRONTIER CAPITAL MANAGEMENT CO LLC 1,063,616 83,239,000 1.93%
17 WESTWOOD HOLDINGS GROUP INC 1,037,360 81,184,000 1.88%
18 GOLDMAN SACHS GROUP INC 939,539 73,529,000 1.71%
19 CRAMER ROSENTHAL MCGLYNN LLC 886,871 69,407,000 1.61%
20 PUTNAM INVESTMENTS LLC 885,808 69,323,000 1.61%
21 Point72 Asset Management, L.P. 858,700 67,202,000 1.56%
22 ALLIANCEBERNSTEIN L.P. 842,281 65,917,000 1.53%
23 VAUGHAN NELSON INVESTMENT MANAGEMENT, L.P. 799,903 62,600,000 1.45%
24 ING GROEP NV 712,311 55,767,000 1.29%
25 WESTFIELD CAPITAL MANAGEMENT CO LP 637,045 49,855,000 1.16%
26 STATE STREET CORP 629,428 49,259,000 1.14%
27 TOCQUEVILLE ASSET MANAGEMENT L.P. 566,441 44,330,000 1.03%
28 CHARTWELL INVESTMENT PARTNERS, LLC 547,572 42,853,000 0.99%
29 BlackRock Group LTD 517,279 40,481,000 0.94%
30 MASSACHUSETTS FINANCIAL SERVICES CO /MA/ 451,383 35,325,000 0.82%
31 LORD, ABBETT & CO. LLC 438,613 34,326,000 0.80%
32 TIAA CREF INVESTMENT MANAGEMENT LLC 435,558 34,087,000 0.79%
33 DIMENSIONAL FUND ADVISORS LP 393,023 30,762,000 0.71%
34 DEUTSCHE BANK AG\ 391,586 30,644,000 0.71%
35 ArrowMark Colorado Holdings LLC 378,653 29,633,000 0.69%
36 NORGES BANK 376,365 29,455,000 0.68%
37 FORT WASHINGTON INVESTMENT ADVISORS INC /OH/ 364,321 28,512,000 0.66%
38 BlackRock Fund Advisors 362,805 28,393,000 0.66%
39 OCONNOR, A Distinct Business Unit of UBS ASSET MANAGEMENT AMERICAS (LLC) 362,692 28,384,000 0.66%
40 BASSWOOD CAPITAL MANAGEMENT, L.L.C. 352,099 27,555,000 0.64%
41 EMERALD ADVISERS, LLC 343,592 26,890,000 0.62%
42 PECONIC PARTNERS LLC 318,852 24,953,000 0.58%
43 Bank of New York Mellon Corp 290,783 22,756,000 0.53%
44 CITADEL ADVISORS LLC 273,901 21,436,000 0.50%
45 GLG Partners LP 256,010 20,035,000 0.47%
46 Lodge Hill Capital, LLC 249,484 19,525,000 0.45%
47 GEODE CAPITAL MANAGEMENT, LLC 236,826 18,533,000 0.43%
48 NORTHERN TRUST CORP 233,443 18,269,000 0.42%
49 Alberta Investment Management Corp 228,025 17,845,000 0.41%
50 ATHERTON LANE ADVISERS, LLC 217,835 17,048,000 0.40%
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From 2023-01-03 onward, the SEC requires values to be reported in nearest dollars. Earlier filings reported values in thousands; therefore, positions shown as $0 in older filings may represent actual values between $0–$999.