14 transactions on file, per SEC Form 4 filings.
See MTZ superinvestor activity →Parker Ava L
director · 2026-08-14
Tax withholding
$6K
Miranda Manuel Benito
director · 2026-08-14
Award
152 sh
Palomarez Javier Alberto
director · 2026-08-14
Award
139 sh
Palomarez Javier Alberto
director · 2026-08-14
Tax withholding
$9K
Csiszar Ernst N
director · 2026-08-14
Award
152 sh
Csiszar Ernst N
director · 2026-08-14
Tax withholding
$10K
Campbell C Robert
director · 2026-08-14
Award
139 sh
Spiro Alex
director · 2026-08-14
Award
139 sh
Dwyer Robert J
director · 2026-08-14
Award
139 sh
Dwyer Robert J
director · 2026-08-14
Tax withholding
$9K
JOHNSON JULIA L
director · 2026-08-14
Award
139 sh
Parker Ava L
director · 2026-08-14
Award
177 sh
MAS JOSE RAMON
CEO · 2026-08-11
J-Other
340,794 sh
MAS JORGE
director · 2026-08-11
J-Other
1,099,335 sh
Each row links to the underlying SEC filing. Sells are shown for transparency, not as a signal — see the insider trading article for why.
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