MTZ MasTec Inc.

NYSE
$240.41

MasTec Inc. (MTZ) Insider Activity

What the officers, directors and large holders did with their own shares. Only open-market purchases and sales count toward the totals — grants, option exercises and shares withheld for tax are compensation mechanics, not decisions, and they're listed separately below.

Insider signal In line Selling ran in line with MTZ's own trailing one-year pace, with 0% of sale value under a prearranged plan.
Cluster activity 0 buyers in the last 30 days 0 buyers in the last 90 days 0 sellers in the last 90 days
Insiders buying
0
0 transactions
Insiders selling
3
3 transactions
Purchases
$0
0 shares
Sales
$4.0M
10,450 shares
Net activity
-$4.0M
purchases less sales

How much of that selling was preplanned? 0% planned / 100% discretionary

10b5-1 plan sales $0 0 transactions · 0 shares
Discretionary sales $4.0M 3 transactions · 10,450 shares

Largest single sale: $2.4M.

Where they traded

Buy Sell Dot area is proportional to transaction value.

No open-market insider purchase on record.

Recent open-market activity

Date Insider Role Action Shares Price Value Held after
Csiszar Ernst N Director Sell 6,500 $371.17 $2.4M 10,816 −37.5% of holding
Campbell C Robert Director Sell 3,000 $417.00 $1.3M 30,646 −8.9% of holding
Palomarez Javier Alberto Director Sell 950 $325.43 $309.2K 10,592 −8.2% of holding

Form 4s are due within two business days of a transaction, so this is close to real time — unlike the quarterly 13F data on the Institutional tab. A single large sale often reflects a prearranged 10b5-1 plan rather than a fresh view, so read a pattern of sales rather than any one of them.