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Hilda Harris Piell Insider Profile

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Hilda Harris Piell, Sr MD & Chief HR Officer at CME Group, holds 27.70K shares in CME Group (Ticker: CME). Most recently, Hilda Harris Piell Sold 5,753 shares of CME Group on May 19, 2026 for an estimated value of $1.75M.
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Hilda Harris Piell

Hilda Harris Piell
CME Group (CME)
Sr MD & Chief HR Officer

Ranked #65,560 out of 109,030 Corporate Insiders

Profitable Transactions

43%
3 out of 7 Profitable Transactions

Average Return

-4.60%
Average return per transaction
Time Frame
1 Year
Compare to
No Benchmark
How are Insiders Ranked?

Insider Holdings

$8M
100.00%
A breakdown of Hilda Harris Piell's holdings
See the Top Stocks by Insiders

Insider Roles

CME Group
(CME)
Sr MD & Chief HR Officer
Roles that Hilda Harris Piell holds in companies
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Most Profitable Insider Trade

Stock:
CME Group
(CME)
Rating:Informative Sell
Date:Mar 07, 2022 - Mar 07, 2023
Return:+19.00%
The most profitable trade made by Hilda Harris Piell
See the Latest Stocks Traded by Insiders

Hilda Harris Piell's Trading History

Company Name
Last Transaction Date
Insider Position
Last Transaction
Last Transaction Amount
Holding Value
CME
CME Group
May 19, 2026
Sr MD & Chief HR Officer
Informative Sell
1.75M
$7.51M
Success Rate for
CME
3 out of 7 profitable transactions on
CME
43%
Average Return for
CME
Average return per transaction on
CME
-4.66%
Date
Transaction
Amount
No. of Shares
Price per Share
Profit
Link to Report
Mar 12, 2013
Uninformative Buy
$0.00
1,432
$0.00
―
Sep 19, 2011
Uninformative Buy
$0.00
744
$0.00
―
Sep 17, 2013
Uninformative Buy
$0.00
2,612
$0.00
―
Sep 18, 2012
Uninformative Buy
$0.00
3,184
$0.00
―
Sep 17, 2010
Uninformative Buy
$0.00
744
$0.00
―
List of latest transactions for each holding click on a transaction to see Hilda Harris Piell's performance on stock
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Hilda Harris Piell insider profile FAQ

What is the percentage of profitable transactions made by Hilda Harris Piell?
The percentage of profitable transactions made by Hilda Harris Piell is 43%.
    What is the average return per transaction made by Hilda Harris Piell?
    The average return per transaction made by Hilda Harris Piell is -4.60%.
      What stocks does Hilda Harris Piell hold?
      Hilda Harris Piell holds: CME stocks.
        What was Hilda Harris Piell’s latest transaction?
        Hilda Harris Piell latest transaction was an Informative Sell of $1.75M.
          What was Hilda Harris Piell's most profitable transaction?
          Hilda Harris Piell’s most profitable transaction was an Informative Sell of CME stock on March 7, 2022. The return on the trade was 19.00%.
            What is Hilda Harris Piell's role in CME Group?
            Hilda Harris Piell's role in CME Group is Sr MD & Chief HR Officer.
              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.