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RHUMBLINE ADVISERS

Position in MTZ — Mastec Inc

CIK 1115418 BOSTON, MA

Position in MTZ

as of Jun 30, 2026 · filed Aug 12, 2026
Position Value
$78,499,288
+$24,410,612 QoQ
Shares Held
188,673
+12.2% QoQ
Ownership
0.235%
of shares outstanding
% of Portfolio
0.06%
of 13F equity value
Holder Rank
#50
of 910 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority Sole 50% Shared 0% None 50%

Common Shares in MTZ Over Time

Shares Held

Position Value (USD)

Position in Engineering & Construction

Industrials · as of Jun 30, 2026

RHUMBLINE ADVISERS holds $941,622,970 across 36 Engineering & Construction names. MTZ ranks #4 (8.3% of the industry book) .

# Ticker Company Shares Value (USD) Open
4 MTZ
Mastec Inc
This page
188,673 $78,499,288

All Filings in MTZ

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26 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $78,499,288 188,673
2026-03-31 $54,088,676 168,113
2025-12-31 $35,784,970 164,627
2025-09-30 $35,806,559 168,256
2025-06-30 $29,109,784 170,802
2025-03-31 $19,680,340 168,626
2024-12-31 $23,057,214 169,364
2024-09-30 $21,218,008 172,364
2024-06-30 $18,468,399 172,618
2024-03-31 $16,684,942 178,927
2023-12-31 $14,053,253 185,595
2023-09-30 $13,810,323 191,890
2023-06-30 $22,754,289 192,882
2023-03-31 $17,729,504 187,733
2022-12-31 $16,145,203 189,209
2022-09-30 $11,145,520 175,520
2022-06-30 $12,244,902 170,875
2022-03-31 $13,552,760 155,600
2021-12-31 $14,623,334 158,467
2021-09-30 $13,966,747 161,877
2021-06-30 $17,680,291 166,638
2021-03-31 $17,714,078 189,051
2020-12-31 $13,276,623 194,729
2020-09-30 $7,756,444 183,802
2020-06-30 $9,787,179 218,123
2020-03-31 $6,177,460 188,740