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Ran Nussbaum Insider Profile

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Ran Nussbaum, Director at LB Pharmaceuticals, Inc., holds 1.41M shares in LB Pharmaceuticals, Inc. (Ticker: LBRX), holds 4.64M shares in Keros Therapeutics (Ticker: KROS), holds 1.44M shares in Urogen Pharma (Ticker: URGN). Most recently, Ran Nussbaum Bought ― shares of LB Pharmaceuticals, Inc. on Sep 16, 2025 for an estimated value of $15.00M.
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Ran Nussbaum

Ran Nussbaum
LB Pharmaceuticals, Inc. (LBRX)
Director

Ranked #3,540 out of 108,921 Corporate Insiders

Profitable Transactions

60%
6 out of 10 Profitable Transactions

Average Return

+48.60%
Average return per transaction
Time Frame
1 Year
Compare to
No Benchmark
How are Insiders Ranked?

Insider Holdings

$303M
38.69%
23.02%
20.94%
17.35%
A breakdown of Ran Nussbaum's holdings
See the Top Stocks by Insiders

Insider Roles

Eloxx Pharmaceuticals
(ELOX)
Director
LB Pharmaceuticals, Inc.
(LBRX)
Director
Urogen Pharma
(URGN)
Director
Keros Therapeutics
(KROS)
Director, Ten Percent Owner
Roles that Ran Nussbaum holds in companies
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Most Profitable Insider Trade

Stock:
LB Pharmaceuticals, Inc.
(LBRX)
Rating:Informative Buy
Date:Sep 16, 2025 - Today
Return:+212.60%
The most profitable trade made by Ran Nussbaum
See the Latest Stocks Traded by Insiders

Ran Nussbaum's Trading History

Company Name
Last Transaction Date
Insider Position
Last Transaction
Last Transaction Amount
Holding Value
LBRX
LB Pharmaceuticals, Inc.
Sep 16, 2025
Director
Informative Buy
15.00M
$69.65M
KITE
Kite Pharma Inc
Oct 05, 2017
―
Uninformative Sell
―
$0.00
ARQL
Arqule
Jan 16, 2020
―
Uninformative Sell
174.90M
$0.00
ELOX
Eloxx Pharmaceuticals
May 17, 2021
Director
Informative Buy
8.00M
$117.07M
URGN
Urogen Pharma
Feb 28, 2023
Director
Uninformative Buy
11.05K
$63.36M
KROS
Keros Therapeutics
Jun 06, 2025
Director, Ten Percent Owner
Uninformative Buy
―
$52.49M
PRVL
Prevail Therapeutics
―
―
―
―
List of latest transactions for each holding click on a transaction to see Ran Nussbaum's performance on stock
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Ran Nussbaum insider profile FAQ

What is the percentage of profitable transactions made by Ran Nussbaum?
The percentage of profitable transactions made by Ran Nussbaum is 60%.
    What is the average return per transaction made by Ran Nussbaum?
    The average return per transaction made by Ran Nussbaum is 48.60%.
      What stocks does Ran Nussbaum hold?
      Ran Nussbaum holds: LBRX, KITE, ARQL, ELOX, URGN, KROS, PRVL stocks.
        What was Ran Nussbaum’s latest transaction?
        Ran Nussbaum latest transaction was an Informative Buy of $15.00M.
          What was Ran Nussbaum's most profitable transaction?
          Ran Nussbaum’s most profitable transaction was an Informative Buy of LBRX stock on September 16, 2025. The return on the trade was 212.60%.
            What is Ran Nussbaum's role in LB Pharmaceuticals, Inc.?
            Ran Nussbaum's role in LB Pharmaceuticals, Inc. 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.