What is the 13F Pro Quality Score for MTZ?

13F Pro ranks MASTEC INC (MTZ) on the 13F Pro Quality Score, a 0–100 composite of 32 fundamental signals including return on invested capital, free cash flow consistency, balance-sheet strength, earnings quality, growth durability, and valuation discipline. The score refreshes after each 10-K and 10-Q filing on SEC EDGAR. View MTZ's current score at https://13fpro.ai/research/MTZ (free sign-up required for the full ranking).

Which hedge funds own the most MTZ stock?

Based on the most recent Form 13F-HR filings on SEC EDGAR, the largest reported institutional holders of MTZ include BlackRock,, PECONIC PARTNERS, VANGUARD CAPITAL MANAGEMENT. Holdings are reported quarterly within 45 days of quarter-end and updated on https://13fpro.ai/research/MTZ as soon as new 13F filings post.

Where does 13F Pro source MTZ data?

All MASTEC INC fundamentals and ownership data come directly from SEC EDGAR. MASTEC INC files with the SEC under CIK 15615. 13F Pro ingests XBRL financial facts from 10-K and 10-Q filings, Form 13F-HR institutional holdings, and Form 4 insider transactions, with no third-party rewrites or estimates.

What sector is MTZ in?

MASTEC INC (MTZ) is classified in the Energy sector. 13F Pro publishes sector-level fund flow analysis and quality leaders at https://13fpro.ai/research/sector/energy.

How often is MTZ research updated on 13F Pro?

MTZ's fundamentals refresh within hours of each new 10-K or 10-Q filing on SEC EDGAR. Institutional ownership updates after each quarterly 13F filing window. Insider transactions update after each Form 4 filing. The 13F Pro Quality Score recalculates after every fundamentals refresh.

MASTEC INC(MTZ)Stock Analysis

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13F Pro Quality Score

59.7/100

Rank #906 of 2,879 stocksTOP 50%

View Energy peers →

Rankings refresh quarterly once 80% of peers have filed (~45 days after quarter-end). Next update: ~Aug 14, 2026.

Revenue Growth

68.3/100

Profitability

49.8/100

Balance Sheet

59.3/100

Earnings Quality

30.0/100

Free Cash Flow

33.8/100

Institutional Flow

56.8/100

Revenue Scale

90.0/100

Dilution Risk

84.6/100

MTZ Stock Analysis & AI Quality Score

AI stock analysis and institutional research for MASTEC INC (MTZ), a Energy sector company. 13F Pro's AI-powered ranking engine scores MTZ at 59.7/100 on a 32-signal composite quality model, placing it at rank #906 of 2,879 stocks — the top half of the AI-ranked universe. MTZ scores in the top quartile across revenue scale (90.0). Areas of concern include earnings quality (30.0) and free cash flow (33.8), which score below median versus the broader universe. Based on the latest XBRL financial filings (Q1 2026), MASTEC INC reports quarterly revenue of $3.8B, net income of $60.8M, an operating margin of 3.7%. Top institutional holders of MTZ by reported 13-F value include BlackRock,, PECONIC PARTNERS, VANGUARD CAPITAL MANAGEMENT, based on the most recent SEC filings. MTZ trades on the NYSE exchange and files with the SEC under CIK 15615. 13F Pro's AI research platform runs 10 specialized AI analysts — value, growth, momentum, macro, and activist specialists — that debate MTZ daily and publish AI-generated analysis with cited SEC sources. The platform aggregates historical XBRL financial facts, 10-Q and 10-K filings, insider Form 4 transactions, and institutional 13-F holdings for MASTEC INC directly from SEC EDGAR. MASTEC INC's 13F Pro composite quality score has ranged between 8 and 73 since 2021, currently 59.7 — a stable long-term trajectory across 56 quarterly and live scoring snapshots.

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Fun facts about MASTEC INC

Quirks, history, and lore behind MTZ — the kind of stuff that makes a stock memorable.

1
The Basics
U.S. infrastructure contractor · large-cap · listed on NYSE · headquartered in Florida.
2
The Numbers
Annual revenue in the range of $12 billion, with tens of thousands of employees — this is one of the largest specialty contractors in North America.
3
The History
Founded in 1929 and built up through decades of acquisitions, the company transformed from a regional utility contractor into a national infrastructure powerhouse.
4
The Secret
Its biggest growth engine isn't oil — it's the clean energy buildout, with massive work in wind, solar, and EV charging infrastructure across the country.
5
The Lore
The company is closely associated with the Mas family, a prominent Cuban-American dynasty in Florida whose patriarch Jorge Mas Canosa was a famous anti-Castro activist.
6
The Giveaway
If a pipeline, power line, or cell tower got built somewhere in America, there's a decent chance the crew worked for this Florida-based contractor whose ticker is MTZ.

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Revenue

Q1 2026

$3.8B

Net Income

Q1 2026

$60.8M

Free Cash Flow

Q1 2026

$2.1M

Operating Margin

Q1 2026

3.7%

D/E Ratio

Q1 2026

0.77

Revenue & Net Income

Earnings Per Share

Key Financials Over Time

Export Financial Table · Pro+

Revenue

+16.2% YoY

$14.30BFY 2025

FY21 $7.95BFY22 $9.78BFY24 $12.30BFY25 $14.30B

Net Income

+145.1% YoY

$399.0MFY 2025

FY21 $328.8MFY22 $33.4MFY24 $162.8MFY25 $399.0M

EPS (Diluted)

+146.1% YoY

$5.07FY 2025

FY21 $4.45FY22 $0.42FY24 $2.06FY25 $5.07

Total Assets

+10.6% YoY

$9.92BFY 2025

FY21 $7.12BFY22 $9.29BFY24 $8.98BFY25 $9.92B

Total Debt

+4.8% YoY

$2.33BFY 2025

FY21 $2.01BFY22 $3.22BFY24 $2.22BFY25 $2.33B

Op. Cash Flow

-51.3% YoY

$545.7MFY 2025

FY21 $793.1MFY22 $352.3MFY24 $1.12BFY25 $545.7M

Metric	FY 2025	FY 2024	FY 2022	FY 2021	FY 2020	FY 2018
Revenue	$14.30B +16.2%	$12.30B +25.8%	$9.78B +23.0%	$7.95B +25.8%	$6.32B -8.5%	$6.91B
Net Income	$399.0M +145.1%	$162.8M +388.1%	$33.4M -89.9%	$328.8M +1.9%	$322.8M +24.3%	$259.7M
EPS (Diluted)	$5.07 +146.1%	$2.06 +390.5%	$0.42 -90.6%	$4.45 +1.6%	$4.38 +34.4%	$3.26
Total Assets	$9.92B +10.6%	$8.98B -3.4%	$9.29B +30.5%	$7.12B +36.2%	$5.23B +17.7%	$4.44B
Total Debt	$2.33B +4.8%	$2.22B -31.0%	$3.22B +60.1%	$2.01B +54.6%	$1.30B -7.4%	$1.41B
Operating Cash Flow	$545.7M -51.3%	$1.12B +218.4%	$352.3M -55.6%	$793.1M -15.4%	$937.3M +76.9%	$530.0M

AI Insight: MTZ Financial Trends

Revenue grew 29% year-over-year to $3.8B in Q1 2026, but net income halved and operating cash flow collapsed to $99M.

• Revenue surged from $2.8B in Q1 2025 to $3.8B in Q1 2026, reflecting 29% YoY growth and sustained momentum through 2025.

• Net income averaged $115M across Q3–Q4 2025 but dropped 66% to $61M in Q1 2026, signaling margin pressure.

• Total debt rose $298M from Q4 2025 to Q1 2026 ($2.2B to $2.5B) despite rising equity, increasing leverage slightly.

⚠ Operating cash flow collapsed 73% QoQ in Q1 2026 to $99M, a 27-quarter low—working capital deterioration or project timing?

⚠ Debt-to-equity ratio ticked up to 0.77x in Q1 2026 from 0.71x in Q4 2025, first rise in two quarters.

AI Insight: MTZ Ratio Trends

MTZ surged to peak profitability in Q3 2025 (5.3% OpMargin, 15.5% ROIC) but pulled back sharply in Q1 2026, signaling execution volatility.

• OpMargin expanded from 2.1% in Q2 2024 to 5.3% in Q3 2025, then contracted to 3.7% in Q1 2026.

• ROIC peaked at 15.5% in Q3 2025 but fell to 9.7% in Q1 2026, reversing prior year gains.

• Leverage improved: D/E declined from 0.94 in Q2 2024 to 0.72 in Q4 2025, though ticked to 0.77 in Q1 2026.

⚠ Q1 2026 profitability collapsed: NPM halved to 1.6% from 3.6% in Q4 2025; ROA fell to 2.3%.

⚠ Earnings quality deteriorating: Q1 2025 saw 0.3% OpMargin; Q1 2026 mirrors seasonal weakness.

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Available Research

13F Pro tracks comprehensive data for MASTEC INC including:

SEC EDGAR filings (10-K, 10-Q, 8-K)

XBRL financial facts (revenue, EPS, margins)

Insider transactions (Form 4)

Institutional 13F holdings

Quality rankings (32 signals)

AI analyst debates & daily meetings

Historical financial trends

Peer comparison & sector analysis

Top Institutional Holders of MTZ

BlackRock, Inc.
$2.4B7,309,609 sh
PECONIC PARTNERS LLC
$1.2B3,578,431 sh
VANGUARD CAPITAL MANAGEMENT LLC
$902.3M2,804,295 sh
VANGUARD PORTFOLIO MANAGEMENT LLC
$891.2M2,770,038 sh
Hill City Capital, LP
$693.3M2,155,000 sh
STATE STREET CORP
$601.6M1,869,788 sh
VICTORY CAPITAL MANAGEMENT INC
$512.4M1,592,523 sh
LONE PINE CAPITAL LLC
$492.6M1,531,050 sh
FIRST TRUST ADVISORS LP
$454.2M1,411,584 sh
GEODE CAPITAL MANAGEMENT, LLC
$441.5M1,371,909 sh

Fund	Value	Shares
BlackRock, Inc.	$2.4B	7,309,609
PECONIC PARTNERS LLC	$1.2B	3,578,431
VANGUARD CAPITAL MANAGEMENT LLC	$902.3M	2,804,295
VANGUARD PORTFOLIO MANAGEMENT LLC	$891.2M	2,770,038
Hill City Capital, LP	$693.3M	2,155,000
STATE STREET CORP	$601.6M	1,869,788
VICTORY CAPITAL MANAGEMENT INC	$512.4M	1,592,523
LONE PINE CAPITAL LLC	$492.6M	1,531,050
FIRST TRUST ADVISORS LP	$454.2M	1,411,584
GEODE CAPITAL MANAGEMENT, LLC	$441.5M	1,371,909

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Is MTZ a good stock to buy?

13F Pro's AI-powered analysis of MASTEC INC (MTZ) draws on SEC EDGAR-sourced fundamentals, institutional 13F holdings, and insider Form 4 transactions in the Energy sector (listed on NYSE). The 32-signal AI Quality Score, current rank, and full bull/bear verdict for MTZ are available on the MTZ stock profile dashboard — with the same data, AI insights, ratios, and institutional activity refreshed after every 10-K, 10-Q, 13F, and Form 4 filing.

Which hedge funds own MTZ?

Institutional investors are required to disclose their holdings quarterly via SEC Form 13F. 13F Pro aggregates these filings to show which hedge funds, mutual funds, and asset managers are buying or selling MTZ. Combined with insider transaction data from Form 4 filings and AI-powered analysis from 10 specialized research agents, 13F Pro provides a comprehensive view of MASTEC INC's investment landscape.