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Brent David Rosenthal Insider Profile

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Brent David Rosenthal, Director at Horizon Kinetics Holding Corporation, holds 4.45K shares in Horizon Kinetics Holding Corporation (Ticker: HKHC), holds 17.75K shares in Pitney Bowes (Ticker: PBI), holds ― shares in Syntec Optics Holdings (Ticker: OPTX). Most recently, Brent David Rosenthal Bought ― shares of Horizon Kinetics Holding Corporation on Aug 25, 2026 for an estimated value of $54.00K.
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Brent David Rosenthal

Brent David Rosenthal
Horizon Kinetics Holding Corporation (HKHC)
Director

Ranked #85,803 out of 109,030 Corporate Insiders

Profitable Transactions

22%
4 out of 18 Profitable Transactions

Average Return

-9.60%
Average return per transaction
Time Frame
1 Year
Compare to
No Benchmark
How are Insiders Ranked?

Insider Holdings

$709K
43.35%
40.09%
16.56%
0.00%
0.00% Others
A breakdown of Brent David Rosenthal's holdings
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Insider Roles

Pitney Bowes
(PBI)
Director
comScore
(SCOR)
Director
Horizon Kinetics Holding Corporation
(HKHC)
Director
Syntec Optics Holdings
(OPTX)
Director
+1 other positions
Roles that Brent David Rosenthal holds in companies
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Most Profitable Insider Trade

Stock:
Pitney Bowes
(PBI)
Rating:Informative Buy
Date:Nov 25, 2025 - Today
Return:+75.80%
The most profitable trade made by Brent David Rosenthal
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Brent David Rosenthal's Trading History

Company Name
Last Transaction Date
Insider Position
Last Transaction
Last Transaction Amount
Holding Value
HKHC
Horizon Kinetics Holding Corporation
Aug 25, 2026
Director
Informative Buy
54.00K
$117.48K
PBI
Pitney Bowes
Jun 22, 2026
Director
Uninformative Buy
153.21K
$307.52K
OPTX
Syntec Optics Holdings
―
Director
―
―
~RENT
Rentrak Corp
Feb 02, 2016
―
Uninformative Sell
―
$0.00
SCOR
comScore
Jun 14, 2024
Director
Uninformative Buy
110.49K
$284.37K
RIBT
RiceBran Technologies
May 07, 2021
Director
Informative Buy
10.84K
―
List of latest transactions for each holding click on a transaction to see Brent David Rosenthal's performance on stock
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Brent David Rosenthal insider profile FAQ

What is the percentage of profitable transactions made by Brent David Rosenthal?
The percentage of profitable transactions made by Brent David Rosenthal is 22%.
    What is the average return per transaction made by Brent David Rosenthal?
    The average return per transaction made by Brent David Rosenthal is -9.60%.
      What stocks does Brent David Rosenthal hold?
      Brent David Rosenthal holds: HKHC, PBI, OPTX, ~RENT, SCOR, RIBT stocks.
        What was Brent David Rosenthal’s latest transaction?
        Brent David Rosenthal latest transaction was an Informative Buy of $54.00K.
          What was Brent David Rosenthal's most profitable transaction?
          Brent David Rosenthal’s most profitable transaction was an Informative Buy of PBI stock on November 25, 2025. The return on the trade was 75.80%.
            What is Brent David Rosenthal's role in Horizon Kinetics Holding Corporation?
            Brent David Rosenthal's role in Horizon Kinetics Holding Corporation 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.