MTZ Congressional Stock Trades
MasTec, Inc. Common Stock
Last disclosed trade Aug 21
Every disclosed trade in MTZ by members of Congress under the STOCK Act, parsed by Coldpine. Informational only, sourced from public filings. Not investment advice.
Sample · the intelligence layer
Markwayne Mullin · Sold $MTZ · Dec 18 · $15K–$50K
Every disclosed trade in the database gets this treatment: a four-factor score and a written read from Coldpine’s AI-based analysis. Informational only, not investment advice. Create a free account for every scored trade →
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The record on $MTZ
Coldpine has parsed 4 disclosed trades in $MTZ by 2 members of Congress, drawn from 3 periodic transaction reports dated Dec 18, 2025 through Aug 21, 2026. That is 1 trade from House members and 3 trades from senators, all filed by Republicans.
Of the 4 trades with a known filing lag, every one was reported inside the STOCK Act's 45-day window. The median lag was 26 days. The longest was 26 days: a $MTZ sale by Markwayne Mullin dated Feb 4, 2026, disclosed Mar 2, 2026. How late filing is measured across all of Congress is in the late-filers study.
2 of the 3 trades that list an account holder (67%) were reported under a spouse, dependent child, or joint account rather than the member directly.
Thomas H. Kean filed the most $MTZ purchases (1), and Markwayne Mullin the most sales (3).
Members who trade MTZ
Recent disclosed trades in MTZ
| Date | Member | Type | Amount |
|---|---|---|---|
| Aug 21 | Thomas H. Kean(NJ) | buy | $1K–$15K |
| Feb 4 | Markwayne Mullin(OK) | sell | $15K–$50K |
| Dec 18 | Markwayne Mullin(OK) | sell | $15K–$50K |
| Dec 18 | Markwayne Mullin(OK) | sell | $15K–$50K |
Data sourced from public STOCK Act disclosures. Coldpine is a publisher of intelligence on congressional disclosures, not an investment adviser. See full history and scores, free with an account →