MTZ Insider Trading Activity

Transactions disclosed by company insiders to the SEC on Form 4, most recent first.

InsiderRoleDateSharesValue
Parker Ava L Director 2026-08-14 177 $0
Parker Ava L Director 2026-08-14 20 $5,952
Spiro Alex Director 2026-08-14 139 $0
Palomarez Javier Alberto Director 2026-08-14 139 $0
Palomarez Javier Alberto Director 2026-08-14 31 $9,225
Miranda Manuel Benito Director 2026-08-14 152 $0
Dwyer Robert J Director 2026-08-14 139 $0
Dwyer Robert J Director 2026-08-14 31 $9,225
Csiszar Ernst N Director 2026-08-14 152 $0
Csiszar Ernst N Director 2026-08-14 34 $10,118

How Institutional Funds Moved on MTZ

Position changes disclosed in SEC Form 13F filings. These report a quarterly snapshot, not exact trade dates.

FundChangeQuarter
Clearbridge Investments, LLC Clearbridge Investments, LLC opened a new position worth $90,946,909. 2026-06-30
Zimmer Partners, LP Zimmer Partners, LP opened a new position worth $35,365,100. 2026-06-30
Yaupon Capital Management LP Yaupon Capital Management LP opened a new position worth $62,409,000. 2026-06-30
FIRST TRUST ADVISORS LP FIRST TRUST ADVISORS LP increased this position by 22% ($454,162,810 -> $552,693,126). 2026-06-30
Swiss National Bank Swiss National Bank increased this position by 165% ($27,062,565 -> $71,678,817). 2026-06-30
DIMENSIONAL FUND ADVISORS LP DIMENSIONAL FUND ADVISORS LP increased this position by 37% ($166,733,006 -> $227,769,135). 2026-06-30
WESTFIELD CAPITAL MANAGEMENT CO LP WESTFIELD CAPITAL MANAGEMENT CO LP increased this position by 94% ($80,428,565 -> $155,796,579). 2026-06-30
GEODE CAPITAL MANAGEMENT, LLC GEODE CAPITAL MANAGEMENT, LLC increased this position by 18% ($366,618,738 -> $432,576,852). 2026-06-30

Which Funds Hold MTZ

Largest reported positions as of 2026-06-30.

FundValueShares
PECONIC PARTNERS LLC $1,530,448,002 3,678,431
VANGUARD CAPITAL MANAGEMENT LLC $1,178,219,095 2,831,849
VANGUARD PORTFOLIO MANAGEMENT LLC $1,170,015,224 2,812,131
Hill City Capital, LP $896,609,300 2,155,000
LONE PINE CAPITAL LLC $559,666,021 1,345,157
FIRST TRUST ADVISORS LP $552,693,126 1,328,399
BANK OF AMERICA CORP /DE/ $517,983,466 1,244,973
Hood River Capital Management LLC $488,420,323 1,173,918
GEODE CAPITAL MANAGEMENT, LLC $432,576,852 1,042,946
FMR LLC $348,677,835 838,047

Data compiled from public SEC filings. This is informational reporting, not investment advice.

Third Point LLC: 13F Portfolio Moves Tracked Quarterly

Summary of Third Point LLC's 13F portfolio changes for the quarter ending 2026-06-30, highlighting semiconductor exits, ASML increase, and new positions in State Street SPDR S&P 500 ETF and Alphabet.

Quarter Ending 2026-06-30 Third Point LLC’s 13F filing for the quarter ending 2026-06-30 shows a notable pivot away from semiconductor exposure alongside continued conviction in materials and industrial names. The fund exited several chip-related holdings entirely, including Nvidia Corporation (NVDA), a position previously worth $33,136,000, along with KLA Corp (KLAC), Lam Research Corp (LRCX), and … Read more