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LEONARD OSSER Insider Profile
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LEONARD OSSER, Director at Milestone Scientific, holds 1.62M shares in Nexalin Technology, Inc. (Ticker: NXL), holds 4.61M shares in Milestone Scientific (Ticker: MLSS).
Profitable Transactions
7 out of 10 Profitable Transactions
Average Return
+47.70%
Average return per transaction
Time Frame
Compare to
Insider Holdings
Insider Roles
Roles that LEONARD OSSER holds in companies
Most Profitable Insider Trade
Stock:
Rating:Informative Buy
Date:Feb 08, 2019 - Feb 08, 2020
Return:+366.60%
The most profitable trade made by LEONARD OSSER
LEONARD OSSER's Trading History
Milestone Scientific
Oct 23, 2024
Director
Informative Sell
100.43K
$2.47M
Nexalin Technology, Inc.
Sep 30, 2025
Ten Percent Owner
Uninformative Buy
―
$2.43M
List of latest transactions for each holding click on a transaction to see LEONARD OSSER's performance on stock
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LEONARD OSSER insider profile FAQ
What is the percentage of profitable transactions made by LEONARD OSSER?
The percentage of profitable transactions made by LEONARD OSSER is 70%.
What is the average return per transaction made by LEONARD OSSER?
The average return per transaction made by LEONARD OSSER is 47.70%.
What stocks does LEONARD OSSER hold?
LEONARD OSSER holds: MLSS, NXL stocks.
What was LEONARD OSSER’s latest transaction?
LEONARD OSSER latest transaction was an Uninformative Buy of ―.
What was LEONARD OSSER's most profitable transaction?
LEONARD OSSER’s most profitable transaction was an Informative Buy of MLSS stock on February 8, 2019. The return on the trade was 366.60%.
What is LEONARD OSSER's role in Milestone Scientific?
LEONARD OSSER's role in Milestone Scientific is Director.
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