What does CUSIP 576323109 represent in this 13F holders report?

CUSIP 576323109 is the security identifier for MTZ - MASTEC INC - Common Stock used to aggregate holder disclosures.

How many institutions held MTZ - MASTEC INC - Common Stock in Q3 2014?

216 institutional investors reported MTZ - MASTEC INC - Common Stock for Q3 2014. Use the holders table for investor-level position and value details.

MASTEC INC - Common Stock (MTZ)

CUSIP: 576323109

Q3 2014 13F Holders as of 30 Sep 2014

Type / Class: Equity / Common Stock
Shares outstanding: 79,148,207
Total 13F shares: 66,531,134
Share change: -243,049
Total reported value: $2,036,775,542
Put/Call ratio: 251%
Price per share: $30.62
Number of holders: 216
Value change: -$7,906,895
Number of buys: 127
Number of sells: 111

Security key

576323109

Report period

Q3 2014

Institutions

216

Top holders

MTZ full security history Newer quarter: Q4 2014 Previous quarter: Q2 2014 MASTEC INC SEC filings MASTEC INC company facts

Broader feeds

Latest 13F filings Latest 13D/G filings Investors directory

Reporting periods

Holder history for CUSIP 576323109

Newer quarter: Q4 2014 Previous quarter: Q2 2014

Recent filing periods:

Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024

Top shareholders of MTZ - MASTEC INC - Common Stock (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with the largest verified stakes, then open the linked filing trail.

13F

Lead reported holder

FMR LLC

7.9% from 13F

Large-stake signal

No latest 13D/G holder appears in this grouped view.

Evidence coverage

50 holder rows

Latest evidence as of 30 Jun 2014.

How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Holder	Evidence	Ownership %	Position	12M Net Δ	As of
FMR LLC	13F Company 13F	7.9%	$192,002,000 6,229,753 shares	—	30 Jun 2014
VANGUARD GROUP INC	13F Company 13F	4.5%	$109,471,000 3,551,960 shares	—	30 Jun 2014
FRONTIER CAPITAL MANAGEMENT CO LLC	13F Company 13F	4.5%	$108,619,000 3,524,308 shares	—	30 Jun 2014
Invesco Ltd.	13F Company 13F	3.6%	$88,608,000 2,875,023 shares	—	30 Jun 2014
AMERIPRISE FINANCIAL INC	13F Company 13F	2.7%	$66,545,000 2,159,277 shares	—	30 Jun 2014
State of New Jersey Common Pension Fund D	13F Company 13F	2.7%	$64,722,000 2,100,000 shares	—	30 Jun 2014
PECONIC PARTNERS LLC	13F Company 13F	2.5%	$62,021,000 2,012,375 shares	—	30 Jun 2014
Pembroke Management, LTD	13F Company 13F	2.1%	$52,253,000 1,695,437 shares	—	30 Jun 2014
DIMENSIONAL FUND ADVISORS LP	13F Company 13F	2.1%	$51,663,000 1,676,395 shares	—	30 Jun 2014
BlackRock Institutional Trust Company, N.A.	13F Company 13F	2.1%	$50,610,000 1,642,131 shares	—	30 Jun 2014
MACQUARIE GROUP LTD	13F Company 13F	2%	$49,335,000 1,600,759 shares	—	30 Jun 2014
OAK RIDGE INVESTMENTS LLC	13F Company 13F	2%	$47,640,000 1,545,957 shares	—	30 Jun 2014
BlackRock Fund Advisors	13F Company 13F	1.7%	$42,632,000 1,383,259 shares	—	30 Jun 2014
VICTORY CAPITAL MANAGEMENT INC	13F Company 13F	1.6%	$38,160,000 1,238,100 shares	—	30 Jun 2014
CORBYN INVESTMENT MANAGEMENT INC/MD	13F Company 13F	1.4%	$33,694,000 1,093,258 shares	—	30 Jun 2014
STATE STREET CORP	13F Company 13F	1.3%	$31,631,000 1,026,344 shares	—	30 Jun 2014
STRATTON MANAGEMENT CO	13F Company 13F	1.3%	$30,966,000 1,004,730 shares	—	30 Jun 2014
MILLENNIUM MANAGEMENT LLC	13F Company 13F	1.3%	$30,938,000 1,003,835 shares	—	30 Jun 2014
BARCLAYS PLC	13F Company 13F	1.1%	$25,102,000 836,721 shares	—	30 Jun 2014
MORGAN STANLEY	13F Company 13F	1%	$25,058,000 813,050 shares	—	30 Jun 2014
NORTHERN TRUST CORP	13F Company 13F	0.98%	$23,823,000 772,972 shares	—	30 Jun 2014
STRS OHIO	13F Company 13F	0.98%	$23,787,000 771,800 shares	—	30 Jun 2014
LEVIN CAPITAL STRATEGIES, L.P.	13F Company 13F	0.84%	$20,436,000 663,071 shares	—	30 Jun 2014
FIL Ltd	13F Company 13F	0.84%	$20,415,000 662,396 shares	—	30 Jun 2014
GLENMEDE TRUST CO NA	13F Company 13F	0.78%	$18,991,000 616,219 shares	—	30 Jun 2014
Nuveen Asset Management, LLC	13F Company 13F	0.76%	$18,560,000 602,209 shares	—	30 Jun 2014
NEXT CENTURY GROWTH INVESTORS LLC	13F Company 13F	0.74%	$18,119,000 587,926 shares	—	30 Jun 2014
MUNDER CAPITAL MANAGEMENT	13F Company 13F	0.69%	$16,934,000 549,459 shares	—	30 Jun 2014
CONGRESS ASSET MANAGEMENT CO	13F Company 13F	0.69%	$16,915,000 548,838 shares	—	30 Jun 2014
FIDUCIARY MANAGEMENT ASSOCIATES LLC	13F Company 13F	0.69%	$16,873,000 547,465 shares	—	30 Jun 2014
NORGES BANK	13F Company 13F	0.69%	$16,769,000 544,101 shares	—	30 Jun 2014
RENAISSANCE TECHNOLOGIES LLC	13F Company 13F	0.68%	$16,532,000 536,400 shares	—	30 Jun 2014
CREDIT SUISSE AG/	13F Company 13F	0.66%	$16,107,000 522,628 shares	—	30 Jun 2014
Vision Capital Management, Inc.	13F Company 13F	0.62%	$15,227,000 494,073 shares	—	30 Jun 2014
RICE HALL JAMES & ASSOCIATES, LLC	13F Company 13F	0.62%	$15,003,000 486,791 shares	—	30 Jun 2014
Penn Capital Management Company, LLC	13F Company 13F	0.58%	$14,250,000 462,365 shares	—	30 Jun 2014
TEACHERS ADVISORS, LLC	13F Company 13F	0.57%	$13,874,000 450,160 shares	—	30 Jun 2014
KIRR MARBACH & CO LLC /IN/	13F Company 13F	0.56%	$13,727,000 445,392 shares	—	30 Jun 2014
D. E. Shaw & Co., Inc.	13F Company 13F	0.55%	$13,379,000 434,112 shares	—	30 Jun 2014
Oceanic Investment Management LTD	13F Company 13F	0.55%	$13,297,000 431,430 shares	—	30 Jun 2014
LAZARD ASSET MANAGEMENT LLC	13F Company 13F	0.54%	$13,091,000 424,758 shares	—	30 Jun 2014
WELLS FARGO & COMPANY/MN	13F Company 13F	0.51%	$12,520,000 406,239 shares	—	30 Jun 2014
Ashfield Capital Partners, LLC	13F Company 13F	0.51%	$12,513,000 405,999 shares	—	30 Jun 2014
Rathbones Group PLC	13F Company 13F	0.51%	$12,390,000 402,000 shares	—	30 Jun 2014
PDT Partners, LLC	13F Company 13F	0.5%	$12,152,000 394,295 shares	—	30 Jun 2014
OppenheimerFunds, Inc.	13F Company 13F	0.49%	$12,058,000 391,242 shares	—	30 Jun 2014
PRINCIPAL FINANCIAL GROUP INC	13F Company 13F	0.45%	$11,024,000 357,686 shares	—	30 Jun 2014
TIAA CREF INVESTMENT MANAGEMENT LLC	13F Company 13F	0.45%	$11,000,000 356,901 shares	—	30 Jun 2014
DEUTSCHE BANK AG\	13F Company 13F	0.45%	$10,909,000 354,029 shares	—	30 Jun 2014
Bank of New York Mellon Corp	13F Company 13F	0.44%	$10,790,000 350,079 shares	—	30 Jun 2014

13F holder rows

Institutional holders as of Q3 2014

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions

216

66,531,134

Rows loaded

216

Investor	Option	Weight %	Change %	Value $	* Price	Shares	Share Change	Activity	Report Period

Compare Q3 2014 vs Q2 2014 Across Filers

Q2 2014 holders

228

Q3 2014 holders

216

Holder diff

-12

Investor	Q2 2014 Shares	Q3 2014 Shares	Share Diff	Share Chg %	Q2 2014 Value $	Q3 2014 Value $	Value Diff $	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.