Mastec Inc

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Mastec Inc
TickerMTZ
CIK #0000015615
CUSIP576323109
SectorReal Estate & Construction - Water, Sewer, Pipeline, Comm & Power Line Construction
Address800 S Douglas Road 12th Floor, Coral Gables, FL 33134
Source [EDGAR]
Reg D Offering (Form D) Filed Raised Terms
Mastec Inc 2022-01-12 194.4 M Exemption: 506(b) · Remaining: Indefinite · Duration: One year or less · Revenue: Over $100,000,000
CIK Filing 2011 - 2026
[0000015615] 10-K
[0000015615] 10-Q
[0000015615] 3
[0000015615] 4
[0000015615] 5
[0000015615] 8-K
[0000015615] D
[0000015615] SC 13D
[0000015615] SC 13G
Form 13D/13G Filer Form 13D/13G Subject Filed % Owned
Nordea Investment Management AB Mastec Inc [2024-11-05] 0.0
Nordea Investment Management AB Mastec Inc [2024-02-06] 0.0
Mastec Inc American Virtual Cloud Technologies Inc [2020-04-17] 21.4
Mastec Inc Pensare Acquisition Corp [2020-02-13] 21.1
Macquarie Group Ltd Mastec Inc [2020-02-13] 5.44
Dimensional Fund Advisors LP Mastec Inc [2017-02-09] 6.51
BlackRock Inc Mastec Inc [2017-01-30] 5.8
Peconic Partners LLC Mastec Inc [2016-02-16] 5.78
Vanguard Group Inc Mastec Inc [2016-02-10] 5.37
Dimensional Fund Advisors LP Mastec Inc [2016-02-09] 5.2
Mas Jose Ramon Mastec Inc [2015-12-09] 6.92
BlackRock Inc Mastec Inc [2013-01-30] 5.15
Form 3/4/5 Filer 2011 - 2026
Mastec Inc
Csiszar Ernst N
Johnson Julia L
Palomarez Javier Alberto
Campbell C Robert
Parker Ava L
Dwyer Robert J
Love Timothy Michael
DiMarco Paul
Apple Robert E
de Cardenas Alberto
Mas Jorge
Mas Jose Ramon
Pita George
American Virtual Cloud Technologies Inc
Sorzano Jose S
Heuvelen John van
Jaumot Frank E
Restrepo Daniel A
Harris Ray
Insider Transaction (Form 3/4/5) Date Action Shares Price Value ($)
Palomarez Javier Alberto
Common Stock
2026-03-25 Sell 950 $325.43 309,158
DiMarco Paul
Common Stock
2026-03-18 Grant 9,074 $0.00
de Cardenas Alberto
Common Stock
2026-03-18 Grant 6,269 $0.00
Apple Robert E
Common Stock
2026-03-18 Grant 11,548 $0.00
Mas Jose Ramon
Common Stock
2026-03-18 Grant 26,397 $0.00
Mas Jorge
Common Stock
2026-03-18 Grant 15,838 $0.00
de Cardenas Alberto
Common Stock
2026-03-10 Tax withheld 4,838 $297.81 1,440,805
Mas Jorge
Common Stock
2026-03-10 Tax withheld 15,958 $297.81 4,752,452
Apple Robert E
Common Stock
2026-03-10 Tax withheld 12,206 $297.81 3,635,069
Mas Jose Ramon
Common Stock
2026-03-10 Tax withheld 28,184 $297.81 8,393,477
Csiszar Ernst N
Common Stock
2026-03-03 Sell 6,500 $300.40 1,952,600
Parker Ava L
Common Stock
2026-02-13 Tax withheld 22 $269.53 5,930
Palomarez Javier Alberto
Common Stock
2026-02-13 Tax withheld 34 $269.53 9,164
Palomarez Javier Alberto
Common Stock
2026-02-13 Grant 154 $0.00
Johnson Julia L
Common Stock
2026-02-13 Grant 154 $0.00
Csiszar Ernst N
Common Stock
2026-02-13 Grant 168 $0.00
Campbell C Robert
Common Stock
2026-02-13 Grant 154 $0.00
Parker Ava L
Common Stock
2026-02-13 Grant 195 $0.00
Dwyer Robert J
Common Stock
2026-02-13 Grant 154 $0.00
Csiszar Ernst N
Common Stock
2026-02-13 Tax withheld 37 $269.53 9,973
showing 20 of 200 most recent transactions
13F Ownership Over TimeHoldersShares Held
2026-03-31 808 57,921,491
2025-12-31 697 58,879,770
2025-09-30 652 57,437,116
2025-06-30 593 55,266,281
2025-03-31 527 56,355,220
2024-12-31 536 57,909,422
2024-09-30 473 58,644,752
2024-06-30 435 60,936,325
2024-03-31 388 62,136,510
2023-12-31 376 65,181,330
2023-09-30 384 56,590,594
2023-06-30 398 56,656,338
Form 13F Holdings
Firm Period DFND Voting Shares
Hennessy Advisors Inc [2026-06-30] SOLE 205,100 205,100
Country Trust Bank [2026-06-30] SOLE 141,500 141,500
KIRR Marbach & Co LLC /IN/ [2026-06-30] SOLE 123,726 133,726
Assenagon Asset Management SA [2026-06-30] SOLE 129,199 129,199
Community Trust & Investment Co [2026-06-30] SOLE 72,836 73,346
Swedbank AB [2026-06-30] DFND 58,600 58,600
Wealth Enhancement Advisory Services LLC [2026-06-30] SOLE 1,178 40,130
Wedge Capital Management L L P/NC [2026-06-30] SOLE 8,284 24,999
Sequoia Financial Advisors LLC [2026-06-30] SOLE 0 24,540
Union Bancaire Privee UBP SA [2026-06-30] DFND 11,117 23,412
Bouvel Investment Partners LLC [2026-06-30] SOLE 20,308 20,308
Louisiana State Employees Retirement System [2026-06-30] SOLE 17,800 17,800
Yousif Capital Management LLC [2026-06-30] SOLE 5,362 17,614
Sheets Smith Wealth Management [2026-06-30] SOLE 17,525 17,525
Commonwealth of Pennsylvania Public School Empls Retrmt SYS [2026-06-30] SOLE 14,751 14,751
NorthCrest Asset Manangement LLC [2026-06-30] SOLE 2 13,665
PensionDanmark Pensionsforsikringsaktieselskab [2026-06-30] SOLE 0 13,229
Prevail Innovative Wealth Advisors LLC [2026-06-30] SOLE 0 11,761
Oliver Luxxe Assets LLC [2026-06-30] SOLE 0 11,121
IFP Advisors LLC [2026-06-30] SOLE 9,027 9,027
ASR Vermogensbeheer NV [2026-06-30] DFND 8,068 8,068
Meitav Investment House Ltd [2026-06-30] DFND 0 6,180
Alaska Retirement Management Board [2026-06-30] SOLE 6,038 6,038
Gateway Investment Advisers LLC [2026-06-30] SOLE 5,824 5,824
KRS Capital Management LLC [2026-06-30] SOLE 0 5,544
Harold Davidson & Associates Inc [2026-06-30] SOLE 5,129 5,129
Merit Financial Group LLC [2026-06-30] OTR 0 4,999
Crossmark Global Holdings Inc [2026-06-30] SOLE 4,548 4,548
Salem Investment Counselors Inc [2026-06-30] SOLE 1,089 3,998
Trium Capital LLP [2026-06-30] SOLE 3,366 3,366
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