$MTZ is held by 19 managers from the Top-Performer cohort as of Q1 2026. Position weights range from 0.00% to 1.59%, with an average of 0.22% of portfolio. Largest holder: Hel Ved Capital Management Ltd at 1.59%. A weekly Smart-Money commentary for this ticker has not been generated yet this batch — the table below shows the full cohort positioning.
MASTEC INC
13F holders
781
Net 13F flow · Q
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Insider buys · 90d
0
Insider net · 90d
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Congress · 90d
0
Convergence
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Institutional holders
Top 10 of 781 · Source: 13F-HR01
Gries Financial LLC
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02
Amiral Gestion
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03
Axa S.a.
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04
State Street
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05
Abner Herrman & Brock LLC
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06
Atlantic Edge Private Wealth Management, LLC
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07
Immersion Corp.
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08
Independent Investors Inc.
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09
Hood River Capital Management LLC
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10
Investmentaktiengesellschaft Fuer Langfristige Investoren Tgv
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Each fund name links to that filer's expert page. Share counts and per-fund weights are pending the 13F ingest fix (portfolios_expertholding.units is currently mis-populated — see the same caveat on the fund detail page's holdings table). Quarter-over-quarter delta ships with the metrics pipeline.
Smart Money · top-200 alpha cohort
19 holders · Q1 202601
Hel Ved Capital Management Ltd
1.59% held
α +36.9pts
02
Coatue Management LLC Philippe Laffont
0.65% held
α +34.1pts
03
Freemont Management S.A.
0.62% NEW
α +20.1pts
04
Aigen Investment Management, LP
0.51% NEW
α +50.5pts
05
New Age Alpha Advisors, LLC
0.22% held
α +10.8pts
06
Banco Santander, S.A.
0.15% NEW
α +12.6pts
07
Erste Asset Management GmbH
0.10% NEW
α +33.4pts
08
Quarry LP
0.07% held
α +10.6pts
09
Voloridge Investment Management, LLC
0.06% held
α +15.5pts
10
Venture Visionary Partners LLC
0.06% held
α +10.3pts
11
Knightsbridge Asset Management, LLC
0.05% held
α +24.2pts
12
Tributary Capital Management, LLC
0.05% held
α +40.6pts
13
Connor, Clark & Lunn Investment Management Ltd.
0.02% held
α +12.3pts
14
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC
0.02% held
α +27.5pts
15
Rokos Capital Management LLP
0.02% held
α +12.2pts
16
Citigroup Inc.
0.01% held
α +26.3pts
17
Level Financial Advisors
0.01% held
α +30.9pts
18
Banque Pictet & Cie SA
0.00% held
α +10.3pts
19
Nisa Investment Advisors, LLC
0.00% held
α +16.6pts
Smart Money shows holdings from our Top-Performer cohort — the 200 highest-alpha manager_13f funds in our universe. Position weight (current quarter) and QoQ delta versus prior quarter. α is the manager's annual alpha vs benchmark.
Insider activity · last 90 days
11 transactions · 5 filersTransaction codes: P open-market purchase · S sale · M option exercise · A grant · F tax-withhold sale. Insider names link to each individual's expert page.
Congress trades · last 90 days
10 disclosures · STOCK ActConvergence · Pattern Engine ships in v1.1
30-day windowIn development
Convergence detection for $MTZ lands with the Pattern Engine.
Once the Pattern Engine ships, this section will surface every active convergence event involving $MTZ — the institutional managers and Congress members on the same name, the 30-day window, and the combined position size.
Source data: SEC EDGAR · 13F-HR · Form 4 · CapitolTrades · Last refreshed 13:04 UTC.