Leonard Osser - Insider Trading & Ownership

Summary
The estimated net worth of Leonard Osser is at least $5.6M dollars as of September 30, 2025. Leonard Osser is the Director of MILESTONE SCIENTIFIC INC. and owns shares of MILESTONE SCIENTIFIC INC. (MLSS) stock worth about $4.28M. Leonard Osser is the 10%+ Owner of Nexalin Technology, Inc. and owns shares of Nexalin Technology, Inc. (NXL) stock worth about $1.31M.
Signature
/s/ Leonard Osser Name: Leonard Osser
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Ownership of Leonard Osser

Symbol Company Relationship Holdings Value Past Year Net Change Change % Report Period
MLSS MILESTONE SCIENTIFIC INC. Director $4.28M -$100K -2.29% Oct 22, 2024
NXL, NXLIW Nexalin Technology, Inc. 10%+ Owner $1.31M Sep 29, 2025

Insider Transactions Reported by Leonard Osser:

Sym Company Class Transaction % Value $ * Price $ Shares Shares After Date Ownership
* An asterisk sign (*) next to the price indicates that the price is likely invalid.