MASTEC INC

$MTZ
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Smart money positioned

19 of the Top-200 alpha managers hold $MTZ as of the latest 13F snapshot.

13F holders
13
Insider buys · 90d
0
Congress · 90d
0

Smart Money · top-200 alpha cohort

19 holders · Q1 2026

$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 0.21% 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.

01
Hel Ved Capital Management Ltd
1.59% held
α +36.9pts
02
Medina Value Partners, LLC
1.59% held
α +36.9pts
03
Nisa Investment Advisors, LLC
0.21% held
α +16.6pts
04
Toews Corp.
0.15% NEW
α +11.9pts
05
Courier Capital LLC
0.09% held
α +14.9pts

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.

Institutional holders

Top 10 of 13 · Source: 13F-HR
01
Vanguard Group Inc.
0.02% of portfolio
5,932,754 sh
02
State Street
0.03% of portfolio
2,244,771 sh
03
Lone Pine Capital LLC
3.42% of portfolio
1,345,157 sh
04
Coatue Management LLC
0.49% of portfolio
517,250 sh
05
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC
0.03% of portfolio
403,709 sh
06
Third Point
2.66% of portfolio
290,000 sh
07
Two Sigma
0.04% of portfolio
125,069 sh
08
Citigroup Inc.
0.02% of portfolio
78,536 sh
09
Erste Asset Management GmbH
0.14% of portfolio
40,715 sh
10
Hel Ved Capital Management Ltd
1.30% of portfolio
21,260 sh
See all 13 13F holders · Pro →

Insider activity · last 90 days

50 transactions · 13 filers
18 Aug 2026
Unknown —
· GRANT
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A
18 Aug 2026
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· GRANT
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A
18 Aug 2026
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· F
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F
18 Aug 2026
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· GRANT
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A
18 Aug 2026
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· F
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F
18 Aug 2026
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· GRANT
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A
18 Aug 2026
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· F
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F
18 Aug 2026
Unknown —
· GRANT
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A
18 Aug 2026
Unknown —
· F
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F
18 Aug 2026
Unknown —
· GRANT
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A
18 Aug 2026
Unknown —
· GRANT
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A
18 Aug 2026
Unknown —
· GRANT
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A

Transaction 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

No Congress trades

No STOCK Act filings reference $MTZ in the recent window.

Convergence · $MTZ

Pattern cards reflect public SEC EDGAR and Congressional filing data only. Detection uses filing dates; trade execution dates may differ. Past convergence patterns do not predict future returns. Nothing here is investment advice.

Source data: SEC EDGAR · 13F-HR · Form 4 · U.S. House Clerk PTR (disclosures-clerk.house.gov) · Senate eFD (senate.gov) · Last refreshed 16:46 UTC.