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Who in Congress Has Traded MasTec, Inc. (MTZ)?

The MasTec, Inc. line shows up 6 times in the congressional disclosure record between 2015 and 2026, filed by 3 members: 4 purchases against 2 sales. On balance the chamber has been net buyers, and the purchases sit up 51.9% against the latest close.

6Trades
4Buys
2Sells
3Members
$237.19Latest close 2026-10-26
+51.9%Congress buys vs latest close*

*Purchases only, weighted by the midpoint of each disclosed dollar band and marked to the latest close. Filings report a range, never a share count, so this follows the stock rather than anyone's position size.

67% buys33% sells

Recent buyers of MTZ

Reported a MTZ purchase in filings from the last 90 days, newest first. 1 member.

How it splits by party

Republicans
4 buys · 2 sells
3 members · 6 trades

Whose MTZ buys have done best

Members ranked by how their reported MTZ purchases have moved since, over roughly the last three years, weighted by disclosed band midpoint and marked to the latest close.

1 Markwayne Mullin
+69.1%
2 Thomas H. Kean Jr
-35.2%
DateMemberTypeAmountEst. priceLatest closeReturn
2026-08-21Thomas H. Kean JrBUY$1K–$15K$266.26$172.59 2026-10-26-35.2%
2026-02-04Markwayne MullinSELL$15K–$50K$235.44$237.19 2026-09-04-0.7% exit
2025-12-18Markwayne MullinSELL$15K–$50K$213.96$237.19 2026-09-04-10.9% exit
2025-02-03Markwayne MullinBUY$1K–$15K$141.59$237.19 2026-09-04+67.5%
2025-01-02Markwayne MullinBUY$15K–$50K$139.99$237.19 2026-09-04+69.4%
2015-01-22James B. RenacciBUY$1K–$15K$18.65$172.59 2026-10-26+825.4%

Buys are marked to the latest close and treated as open. A sell tagged rt closes an earlier disclosed buy in the same name. exit shows how the stock moved after the member sold.

Frequently asked — MasTec, Inc. (MTZ) congressional trades

Which lawmakers have traded MasTec, Inc. (MTZ)?

3 members of the U.S. House and Senate have disclosed MasTec, Inc. transactions under the STOCK Act — 4 purchases and 2 sales. The full member-by-member breakdown, with dates and dollar ranges, is in the table above.

Which lawmakers bought MTZ recently?

1 member disclosed a MTZ purchase in the last 90 days — most recently Thomas H. Kean Jr on 2026-08-21. See the "Lawmakers who bought MTZ recently" section above for the dated list.

How have Congress's MTZ trades performed?

Notional-weighted, lawmakers' disclosed MTZ buys are up 51.9% versus the latest close of $237.19. Each trade's own return — and realized round-trips on matched sells — is in the Return column.

Is it legal for members of Congress to trade MasTec, Inc.?

Yes. Under the 2012 STOCK Act, members of Congress may buy and sell individual stocks but must publicly disclose each transaction within 45 days. Bargo surfaces those filings so you can see who traded MTZ and how it performed.

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