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Alex Spiro Insider Profile

11 Followers
Alex Spiro, Director at MasTec, holds 139.00 shares in MasTec (Ticker: MTZ), holds 56.61K shares in Marti Technologies (Ticker: MRT), holds 1.75M shares in TMC the metals company Inc. (Ticker: TMC).
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Alex Spiro

Alex Spiro
MasTec (MTZ)
Director

Ranked #102,259 out of 108,699 Corporate Insiders

Profitable Transactions

0%
0 out of 5 Profitable Transactions

Average Return

-56.50%
Average return per transaction
Time Frame
1 Year
Compare to
No Benchmark
How are Insiders Ranked?

Insider Holdings

$9M
95.25%
3.04%
1.33%
0.38%
A breakdown of Alex Spiro's holdings
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Insider Roles

TMC the metals company Inc.
(TMC)
Director
Jones Soda
(JSDA)
Director
Marti Technologies
(MRT)
Director
MasTec
(MTZ)
Director
Roles that Alex Spiro holds in companies
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Most Profitable Insider Trade

Stock:
Jones Soda
(JSDA)
Rating:Informative Buy
Date:May 24, 2022 - May 24, 2023
Return:-4.50%
The most profitable trade made by Alex Spiro
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Alex Spiro's Trading History

Company Name
Last Transaction Date
Insider Position
Last Transaction
Last Transaction Amount
Holding Value
MTZ
MasTec
Aug 18, 2026
Director
Uninformative Buy
―
$34.57K
GLAE
GlassBridge Enterprises
May 31, 2018
―
Uninformative Buy
―
$2.00M
IMBIQ
iMedia Brands
Jul 03, 2018
―
Informative Buy
12.10K
$804.85
JSDA
Jones Soda
May 24, 2022
Director
Informative Buy
401.48K
$279.96K
TMC
TMC the metals company Inc.
Sep 04, 2025
Director
Uninformative Buy
―
$8.77M
MRT
Marti Technologies
Jul 02, 2026
Director
Uninformative Buy
―
$122.85K
List of latest transactions for each holding click on a transaction to see Alex Spiro's performance on stock
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Alex Spiro insider profile FAQ

What is the percentage of profitable transactions made by Alex Spiro?
The percentage of profitable transactions made by Alex Spiro is 0%.
    What is the average return per transaction made by Alex Spiro?
    The average return per transaction made by Alex Spiro is -56.50%.
      What stocks does Alex Spiro hold?
      Alex Spiro holds: MTZ, GLAE, IMBIQ, JSDA, TMC, MRT stocks.
        What was Alex Spiro’s latest transaction?
        Alex Spiro latest transaction was an Uninformative Buy of ―.
          What was Alex Spiro's most profitable transaction?
          Alex Spiro’s most profitable transaction was an Informative Buy of JSDA stock on May 24, 2022. The return on the trade was -4.50%.
            What is Alex Spiro's role in MasTec?
            Alex Spiro's role in MasTec is Director.
              How can I follow the stock ratings of top corporate insiders?
              Head over to our Expert Center to see a list of the Top 100 corporate insiders and follow the corporate insiders of your choice. Visit their profiles for more details about their stock transactions and see how they perform on a stock-by-stock basis.