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SEI INVESTMENTS CO

Position in MTZ — Mastec Inc

CIK 350894 OAKS, PA

Position in MTZ

as of Mar 31, 2026 · filed May 13, 2026
Position Value
$28,669,929
+$6,559,923 QoQ
Shares Held
89,109
-12.4% QoQ
Ownership
0.113%
of shares outstanding
% of Portfolio
0.03%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Common Shares in MTZ Over Time

Shares Held

Position Value (USD)

Position in Engineering & Construction

Industrials · as of Mar 31, 2026

SEI INVESTMENTS CO holds $689,025,974 across 29 Engineering & Construction names. MTZ ranks #5 (4.2% of the industry book) .

# Ticker Company Shares Value (USD) Open
5 MTZ
Mastec Inc
This page
89,109 $28,669,929

All Filings in MTZ

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25 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $28,669,929 89,109
2025-12-31 $22,110,006 101,716
2025-09-30 $24,229,694 113,856
2025-06-30 $16,335,544 95,849
2025-03-31 $8,318,037 71,271
2024-12-31 $11,308,876 83,068
2024-09-30 $11,252,570 91,410
2024-06-30 $11,959,662 111,783
2024-03-31 $13,184,430 141,388
2023-12-31 $15,475,274 204,375
2023-09-30 $10,387,285 144,328
2023-06-30 $19,509,523 165,377
2023-03-31 $13,134,809 139,081
2022-12-31 $2,892,089 33,893
2022-09-30 $7,900,733 124,421
2022-06-30 $7,041,239 98,259
2022-03-31 $2,535,045 29,105
2021-12-31 $2,535,946 27,481
2021-09-30 $2,155,877 24,987
2021-06-30 $4,043,045 38,106
2021-03-31 $5,797,218 61,870
2020-12-31 $4,645,580 68,137
2020-09-30 $2,372,230 56,214
2020-06-30 $6,565,871 146,331
2020-03-31 $5,523,809 168,769