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Mark Bertolini Insider Profile

11 Followers
Mark Bertolini, CEO, Director at Oscar Health, holds 7.75M shares in Oscar Health (Ticker: OSCR), holds 113.84K shares in CVS Health (Ticker: CVS), holds 795.24K shares in Aetna Inc (Ticker: AET).
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Mark Bertolini

Mark Bertolini
Oscar Health (OSCR)
CEO, Director

Ranked #25,014 out of 108,921 Corporate Insiders

Profitable Transactions

33%
1 out of 3 Profitable Transactions

Average Return

+33.40%
Average return per transaction
Time Frame
1 Year
Compare to
No Benchmark
How are Insiders Ranked?

Insider Holdings

$257M
95.78%
4.22%
0.00%
A breakdown of Mark Bertolini's holdings
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Insider Roles

Oscar Health
(OSCR)
CEO, Director
CVS Health
(CVS)
Director
Verizon
(VZ)
Director
Roles that Mark Bertolini holds in companies
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Most Profitable Insider Trade

Stock:
Oscar Health
(OSCR)
Rating:Informative Buy
Date:Apr 07, 2026 - Today
Return:+148.60%
The most profitable trade made by Mark Bertolini
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Mark Bertolini's Trading History

Company Name
Last Transaction Date
Insider Position
Last Transaction
Last Transaction Amount
Holding Value
OSCR
Oscar Health
Jul 01, 2026
CEO, Director
Uninformative Sell
35.77M
$246.19M
CVS
CVS Health
Nov 22, 2019
Director
Uninformative Buy
116.20K
$10.86M
AET
Aetna Inc
Mar 30, 2018
―
Uninformative Sell
―
$169.15M
VZ
Verizon
―
Director
―
$0.00
List of latest transactions for each holding click on a transaction to see Mark Bertolini's performance on stock
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Mark Bertolini insider profile FAQ

What is the percentage of profitable transactions made by Mark Bertolini?
The percentage of profitable transactions made by Mark Bertolini is 33%.
    What is the average return per transaction made by Mark Bertolini?
    The average return per transaction made by Mark Bertolini is 33.40%.
      What stocks does Mark Bertolini hold?
      Mark Bertolini holds: OSCR, CVS, AET, VZ stocks.
        What was Mark Bertolini’s latest transaction?
        Mark Bertolini latest transaction was an Uninformative Sell of $35.77M.
          What was Mark Bertolini's most profitable transaction?
          Mark Bertolini’s most profitable transaction was an Informative Buy of OSCR stock on April 7, 2026. The return on the trade was 148.60%.
            What is Mark Bertolini's role in Oscar Health?
            Mark Bertolini's role in Oscar Health is CEO, 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.