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 2015?

166 institutional investors reported MTZ - MASTEC INC - Common Stock for Q3 2015. Use the holders table for investor-level position and value details.

MASTEC INC - Common Stock (MTZ)

CUSIP: 576323109

Q3 2015 13F Holders as of 30 Sep 2015

Type / Class: Equity / Common Stock
Shares outstanding: 79,148,207
Total 13F shares: 60,357,003
Share change: -556,547
Total reported value: $955,642,749
Put/Call ratio: 160%
Price per share: $15.83
Number of holders: 166
Value change: -$29,589,677
Number of buys: 91
Number of sells: 92

Security key

576323109

Report period

Q3 2015

Institutions

166

Top holders

MTZ full security history Newer quarter: Q4 2015 Previous quarter: Q2 2015 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 2015 Previous quarter: Q2 2015

Recent filing periods:

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

Ownership snapshot

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.

Lead holder

VANGUARD GROUP INC

13D/G signal

—

Evidence rows

Latest as of

30 Jun 2015

13F Lead comparable stake: 5.2%

Holder	Evidence	Ownership %	Position	12M Net Δ	As of
VANGUARD GROUP INC	13F Company 13F	5.2%	$81,498,000 4,101,534 shares	—	30 Jun 2015
MACQUARIE GROUP LTD	13F Company 13F	4.4%	$69,944,000 3,520,068 shares	—	30 Jun 2015
State of New Jersey Common Pension Fund D	13F Company 13F	3.9%	$61,597,000 3,100,000 shares	—	30 Jun 2015
BALYASNY ASSET MANAGEMENT L.P.	13F Company 13F	3.8%	$59,040,000 2,971,302 shares	—	30 Jun 2015
FRONTIER CAPITAL MANAGEMENT CO LLC	13F Company 13F	3.5%	$55,113,000 2,773,677 shares	—	30 Jun 2015
PECONIC PARTNERS LLC	13F Company 13F	3.3%	$52,500,000 2,642,168 shares	—	30 Jun 2015
DIMENSIONAL FUND ADVISORS LP	13F Company 13F	2.8%	$44,147,000 2,221,732 shares	—	30 Jun 2015
PICTET ASSET MANAGEMENT LTD	13F Company 13F	2.2%	$32,452,000 1,760,842 shares	—	30 Jun 2015
RS INVESTMENT MANAGEMENT CO LLC	13F Company 13F	2.2%	$34,499,000 1,736,240 shares	—	30 Jun 2015
BlackRock Institutional Trust Company, N.A.	13F Company 13F	2%	$31,542,000 1,587,439 shares	—	30 Jun 2015
BlackRock Fund Advisors	13F Company 13F	2%	$31,391,000 1,579,829 shares	—	30 Jun 2015
STRS OHIO	13F Company 13F	2%	$30,727,000 1,546,422 shares	—	30 Jun 2015
1832 Asset Management L.P.	13F Company 13F	1.7%	$26,911,000 1,355,952 shares	—	30 Jun 2015
NORTH RUN CAPITAL, LP	13F Company 13F	1.7%	$26,516,000 1,334,496 shares	—	30 Jun 2015
CREDIT SUISSE AG/	13F Company 13F	1.6%	$25,918,000 1,304,365 shares	—	30 Jun 2015
CORBYN INVESTMENT MANAGEMENT INC/MD	13F Company 13F	1.6%	$25,063,000 1,261,358 shares	—	30 Jun 2015
FIL Ltd	13F Company 13F	1.5%	$24,088,000 1,212,298 shares	—	30 Jun 2015
STATE STREET CORP	13F Company 13F	1.4%	$21,829,000 1,098,710 shares	—	30 Jun 2015
GOLDMAN SACHS GROUP INC	13F Company 13F	1.3%	$20,368,000 1,025,050 shares	—	30 Jun 2015
Brandywine Global Investment Management, LLC	13F Company 13F	1.3%	$19,842,000 998,590 shares	—	30 Jun 2015
LEVIN CAPITAL STRATEGIES, L.P.	13F Company 13F	1.2%	$18,912,000 951,797 shares	—	30 Jun 2015
CITADEL ADVISORS LLC	13F Company 13F	1.1%	$17,328,000 872,039 shares	—	30 Jun 2015
MILLENNIUM MANAGEMENT LLC	13F Company 13F	1.1%	$16,918,000 851,427 shares	—	30 Jun 2015
STRATTON MANAGEMENT CO	13F Company 13F	1%	$16,112,000 810,850 shares	—	30 Jun 2015
NORTHERN TRUST CORP	13F Company 13F	0.93%	$14,663,000 737,975 shares	—	30 Jun 2015
SAB CAPITAL MANAGEMENT LP	13F Company 13F	0.85%	$13,402,000 674,469 shares	—	30 Jun 2015
EDMOND DE ROTHSCHILD ASSET MANAGEMENT (FRANCE)	13F Company 13F	0.85%	$13,351,000 671,900 shares	—	30 Jun 2015
EDMOND DE ROTHSCHILD HOLDING S.A.	13F Company 13F	0.85%	$13,351,000 671,900 shares	—	30 Jun 2015
NORGES BANK	13F Company 13F	0.81%	$12,808,000 644,581 shares	—	30 Jun 2015
AMERIPRISE FINANCIAL INC	13F Company 13F	0.77%	$12,052,000 606,628 shares	—	30 Jun 2015
JPMORGAN CHASE & CO	13F Company 13F	0.76%	$12,025,000 605,180 shares	—	30 Jun 2015
Visium Asset Management, LP	13F Company 13F	0.74%	$11,707,000 589,146 shares	—	30 Jun 2015
ROYCE & ASSOCIATES LP	13F Company 13F	0.63%	$9,856,000 496,000 shares	—	30 Jun 2015
KIRR MARBACH & CO LLC /IN/	13F Company 13F	0.58%	$9,140,000 459,997 shares	—	30 Jun 2015
CANADA PENSION PLAN INVESTMENT BOARD	13F Company 13F	0.58%	$9,089,000 457,400 shares	—	30 Jun 2015
WELLS FARGO & COMPANY/MN	13F Company 13F	0.57%	$9,005,000 453,208 shares	—	30 Jun 2015
RENAISSANCE TECHNOLOGIES LLC	13F Company 13F	0.56%	$8,759,000 440,800 shares	—	30 Jun 2015
Bodri Capital Management, LLC	13F Company 13F	0.51%	$7,948,000 400,000 shares	—	30 Jun 2015
GEODE CAPITAL MANAGEMENT, LLC	13F Company 13F	0.49%	$7,684,000 386,715 shares	—	30 Jun 2015
Bank of New York Mellon Corp	13F Company 13F	0.44%	$6,992,000 351,884 shares	—	30 Jun 2015
FRIESS ASSOCIATES LLC	13F Company 13F	0.43%	$6,710,000 337,700 shares	—	30 Jun 2015
SENTINEL ASSET MANAGEMENT, INC.	13F Company 13F	0.42%	$6,658,000 335,100 shares	—	30 Jun 2015
TOCQUEVILLE ASSET MANAGEMENT L.P.	13F Company 13F	0.42%	$6,567,000 330,494 shares	—	30 Jun 2015
TWO SIGMA ADVISERS, LP	13F Company 13F	0.42%	$6,532,000 328,731 shares	—	30 Jun 2015
LAZARD ASSET MANAGEMENT LLC	13F Company 13F	0.4%	$6,314,000 317,802 shares	—	30 Jun 2015
HIGHBRIDGE CAPITAL MANAGEMENT LLC	13F Company 13F	0.39%	$6,206,000 312,344 shares	—	30 Jun 2015
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F Company 13F	0.39%	$6,204,000 312,220 shares	—	30 Jun 2015
OMT Capital Management LLC	13F Company 13F	0.38%	$5,934,000 298,630 shares	—	30 Jun 2015
Irving Magee Investment Management	13F Company 13F	0.37%	$5,833,000 293,575 shares	—	30 Jun 2015
TWO SIGMA INVESTMENTS, LP	13F Company 13F	0.37%	$5,748,000 289,302 shares	—	30 Jun 2015

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.

13F holder rows

Institutional holders as of Q3 2015

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

Institutions

166

60,357,003

Rows loaded

166

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

Compare Q3 2015 vs Q2 2015 Across Filers

Q2 2015 holders

169

Q3 2015 holders

166

Holder diff

-3

Investor	Q2 2015 Shares	Q3 2015 Shares	Share Diff	Share Chg %	Q2 2015 Value $	Q3 2015 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.