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MASTEC INC
MASTEC INC. Institutional holdings reported to the SEC.

Institutional Holders (2014Q1)
Portfolio Summary: 248 Institutional holders with a total value of $3,159,282,239.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 FMR LLC 5,905,208 256,523,000 8.12%
2 FRONTIER CAPITAL MANAGEMENT CO LLC 5,333,099 231,670,000 7.33%
3 VANGUARD GROUP INC 3,707,894 161,071,000 5.10%
4 BESSEMER GROUP INC 3,160,281 137,282,000 4.35%
5 Invesco Ltd. 2,947,056 128,020,000 4.05%
6 AMERICAN CENTURY COMPANIES INC 2,742,145 119,119,000 3.77%
7 AMERIPRISE FINANCIAL INC 2,246,498 97,588,000 3.09%
8 PECONIC PARTNERS LLC 2,203,875 95,736,000 3.03%
9 VAUGHAN NELSON INVESTMENT MANAGEMENT, L.P. 1,886,675 81,957,000 2.59%
10 BlackRock Institutional Trust Company, N.A. 1,585,615 68,879,000 2.18%
11 OAK RIDGE INVESTMENTS LLC 1,537,267 66,779,000 2.11%
12 BlackRock Fund Advisors 1,505,594 65,403,000 2.07%
13 DIMENSIONAL FUND ADVISORS LP 1,502,301 65,261,000 2.07%
14 Pembroke Management, LTD 1,259,400 54,708,000 1.73%
15 WESTFIELD CAPITAL MANAGEMENT CO LP 1,213,119 52,698,000 1.67%
16 NEXT CENTURY GROWTH INVESTORS LLC 1,138,756 49,467,000 1.57%
17 Onex Canada Asset Management Inc. 1,049,814 45,604,000 1.44%
18 STATE STREET CORP 1,039,716 45,163,000 1.43%
19 VICTORY CAPITAL MANAGEMENT INC 1,021,975 44,395,000 1.41%
20 State of New Jersey Common Pension Fund A 965,000 41,920,000 1.33%
21 NORTHERN TRUST CORP 936,864 40,697,000 1.29%
22 STRATTON MANAGEMENT CO 903,380 39,243,000 1.24%
23 PICTET ASSET MANAGEMENT LTD 849,016 36,881,000 1.17%
24 COLUMBIA PARTNERS L.L.C. INVESTMENT MANAGEMENT 762,774 33,134,000 1.05%
25 MORGAN STANLEY 686,744 29,832,000 0.94%
26 GLENMEDE TRUST CO NA 643,451 27,949,000 0.88%
27 MACQUARIE GROUP LTD 612,747 26,618,000 0.84%
28 LOOMIS SAYLES & CO L P 597,223 25,944,000 0.82%
29 CORBYN INVESTMENT MANAGEMENT INC/MD 568,233 24,684,000 0.78%
30 LEVIN CAPITAL STRATEGIES, L.P. 563,071 24,460,000 0.77%
31 FIDUCIARY MANAGEMENT ASSOCIATES LLC 551,695 23,966,000 0.76%
32 NORGES BANK 544,101 23,636,000 0.75%
33 RAINIER INVESTMENT MANAGEMENT LLC 495,360 21,522,000 0.68%
34 CONGRESS ASSET MANAGEMENT CO 482,002 20,938,000 0.66%
35 OMT Capital Management LLC 462,390 20,086,000 0.64%
36 Penn Capital Management Company, LLC 447,125 19,423,000 0.61%
37 KIRR MARBACH & CO LLC /IN/ 442,502 19,222,000 0.61%
38 RENAISSANCE TECHNOLOGIES LLC 437,577 19,008,000 0.60%
39 RICE HALL JAMES & ASSOCIATES, LLC 422,897 18,371,000 0.58%
40 WELLS FARGO & COMPANY/MN 412,421 17,915,000 0.57%
41 Oceanic Investment Management LTD 408,430 17,742,000 0.56%
42 Ashfield Capital Partners, LLC 404,978 17,592,000 0.56%
43 FLPUTNAM INVESTMENT MANAGEMENT CO 382,509 16,616,000 0.53%
44 AXA S.A. 380,000 16,507,000 0.52%
45 TURNER INVESTMENTS LLC 375,085 16,294,000 0.52%
46 SCOPUS ASSET MANAGEMENT, L.P. 367,978 15,985,000 0.51%
47 NATIXIS ADVISORS, LLC 359,071 15,598,000 0.49%
48 Rathbones Group PLC 357,000 15,508,000 0.49%
49 TIAA CREF INVESTMENT MANAGEMENT LLC 352,567 15,316,000 0.48%
50 Bank of New York Mellon Corp 346,271 15,041,000 0.48%
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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.