Leonard A. Osser
Net Worth

Last updated:

What is Leonard A. Osser net worth?

The estimated net worth of Mr. Leonard A. Osser is at least $26,586,742 as of 22 Oct 2024. He owns shares worth $2,787,164 as insider, has earned $1,359,578 from insider trading and has received compensation worth at least $22,440,000 in Milestone Scientific Inc..

What is the salary of Leonard A. Osser?

Mr. Leonard A. Osser salary is $1,020,000 per year as Founder, Vice Chairman & MD of China Operations in Milestone Scientific Inc..

How old is Leonard A. Osser?

Mr. Leonard A. Osser is 78 years old, born in 1947.

What stocks does Leonard A. Osser currently own?

As insider, Mr. Leonard A. Osser owns shares in one company:

Company Title Shares Price per share Total value
Milestone Scientific Inc. (MLSS) Founder, Vice Chairman & MD of China Operations 4,606,882 $0.61 $2,787,164

What does Milestone Scientific Inc. do?

Milestone Scientific Inc. designs, develops, and commercializes diagnostic and therapeutic injection technologies, and devices for medical, dental, and cosmetic use in the United States, China, and internationally. The company operates in two segments, Dental and Medical. Its products include CompuDent and STA Single Tooth Anesthesia System that are used for all dental procedures that require local anesthetic. The company also offers CompuFlo, a computer-controlled drug delivery system for the painless delivery of drugs, anesthetics, and other medicaments, as well as for the aspiration of bodily fluids or previously injected substances; and disposable injection handpiece for the tactile control during the injection. In addition, it provides CompuFlo Epidural, a computer controlled anesthesia system for use in various medical applications. Further, the company offers CompuMed for use in various medical procedures performed in plastic, hair restoration, and colorectal surgery, as well as podiatry, dermatology, orthopedics, and various other disciplines. Milestone Scientific Inc. was incorporated in 1989 and is headquartered in Livingston, New Jersey.

MLSS logo
MLSS
Milestone Scientific Inc.
$0.61

Leonard A. Osser insider trading

Milestone Scientific Inc.

Mr. Leonard A. Osser has made 49 insider trades between 2003-2024, according to the Form 4 filled with the SEC. Most recently he sold 107,984 units of MLSS stock worth $100,425 on 22 Oct 2024.

The largest trade he's ever made was exercising 400,454 units of MLSS stock on 30 Sep 2003. As of 22 Oct 2024 he still owns at least 4,606,882 units of MLSS stock.

Transaction Date Security Shares Price per share Total value Source
Sale
Common Stock, Par Value $0.001 107,984 $0.93 $100,425
Sale
Common Stock, Par Value $0.001 141,913 $0.95 $134,817
Sale
Common Stock, Par Value $0.001 9,842 $1.12 $11,023
Sale
Common Stock, Par Value $0.001 8,500 $1.18 $10,030
Sale
Common Stock, Par Value $0.001 8,200 $1.21 $9,922
Sale
Common Stock, Par Value $0.001 14,100 $1.42 $20,022
Sale
Common Stock, Par Value $0.001 6,000 $1.51 $9,060
Sale
Common Stock, Par Value $0.001 7,110 $1.33 $9,456
Sale
Common Stock, Par Value $0.001 8,000 $1.26 $10,080
Sale
Common Stock, Par Value $0.001 7,600 $1.3 $9,880
Sale
Common Stock, Par Value $0.001 8,500 $1.18 $10,030
Sale
Common Stock, Par Value $0.001 8,100 $1.23 $9,963
Sale
Common Stock, Par Value $0.001 7,500 $1.35 $10,125
Sale
Common Stock, Par Value $0.001 6,400 $1.53 $9,792
Sale
Common Stock, Par Value $0.001 7,600 $1.32 $10,032
Sale
Common Stock, Par Value $0.001 7,500 $1.33 $9,975
Sale
Common Stock, Par Value $0.001 8,200 $1.22 $10,012
Sale
Common Stock, Par Value $0.001 7,700 $1.29 $9,895
Sale
Common Stock, Par Value $0.001 8,100 $1.24 $10,044
Sale
Common Stock, Par Value $0.001 8,400 $1.19 $9,996
Sale
Common Stock, Par Value $0.001 7,600 $1.3 $9,880
Sale
Common Stock, Par Value $0.001 8,000 $1.26 $10,096
Sale
Common Stock 7,650 $1.32 $10,060
Sale
Common Stock 7,800 $1.27 $9,922
Sale
Common Stock, Par Value $0.001 6,600 $1.52 $9,999
Sale
Common Stock, Par Value $0.001 7,200 $1.39 $10,008
Sale
Common Stock, Par Value $0.001 5,800 $1.72 $9,947
Sale
Common Stock, Par Value $0.001 5,800 $1.72 $9,982
Sale
Common Stock, Par Value $0.001 4,900 $2.02 $9,874
Sale
Common Stock, Par Value $0.001 5,000 $2.02 $10,095
Sale
Common Stock 4,400 $2.09 $9,178
Sale
Common Stock, Par Value $0.001 5,000 $2.15 $10,750
Sale
Common Stock 5,000 $2.12 $10,590
Sale
Common Stock 4,600 $2.05 $9,407
Sale
Common Stock, Par Value $0.001 4,850 $2.02 $9,816
Sale
Common Stock, Par Value $0.001 5,000 $2.03 $10,125
Sale
Common Stock 3,900 $1.97 $7,667
Sale
Common Stock 2,100 $1.95 $4,087
Sale
Common Stock, Par Value $0.001 2,100 $1.88 $3,946
Sale
Common Stock, Par Value $0.001 2,100 $1.97 $4,145
Option
Warrants (right to buy) 142,500 $0.5 $71,250
Option
Common Stock, Par Value $0.001 71,250 $0.5 $35,625
Option
Common Stock, Par Value $0.001 62,112 $1.71 $106,212
Option
Common Stock, Par Value $0.001 171,429 $1.93 $330,858
Option
Employee Stock Option (right to buy) 171,429 $1.93 $330,858
Sale
Common Stock, Par Value $0.001 40,000 $2.33 $93,200
Sale
Common Stock, Par Value $0.001 45,240 $2.2 $99,528
Sale
Common Stock, Par Value $0.001 10,760 N/A N/A
Sale
Common Stock, Par Value $0.001 59,668 $2.25 $134,253
Sale
Common Stock, Par Value $0.001 103,264 $2.3 $237,507
Option
Common Stock, Par Value $0.001 82,988 $1.72 $142,739
Option
Stock Option (Right yo Buy) 82,988 N/A N/A
Sale
Common Stock, Par Value $0.001 54,400 N/A N/A
Sale
Common Stock, Par Value $0.001 16,300 $2.24 $36,512
Sale
Common Stock, Par Value $0.001 72,500 $2.13 $154,425
Option
Stock Option (Right to Buy) 336,970 N/A N/A
Option
Common Stock, Par Value $0.001 336,970 $1.14 $384,146
Sale
Common Stock, Par Value $0.001 133,333 N/A N/A
Purchase
Common Stock, Par Value $0.001 17,626 N/A N/A
Purchase
Warrants (right to buy) 71,250 N/A N/A
Purchase
Common Stock, Par Value $0.001 285,000 N/A N/A
Option
Options to purchase Common stock 83,333 N/A N/A
Option
Common Stock 83,333 N/A N/A
Option
Common Stock 50,000 N/A N/A
Option
Options to purchase Common Stock 50,000 N/A N/A
Purchase
Common Stock, $.001 par value 25,000 N/A N/A
Option
Common Stock, $.001 par value 42,193 N/A N/A
Option
Options to purchase common stock 42,193 N/A N/A
Purchase
Common Stock, $.001 par value 13,043 N/A N/A
Purchase
Common Stock, $.001 par value 51,724 N/A N/A
Purchase
Common Stock, $.001 par value 25,000 N/A N/A
Purchase
Warrants to purchase common stock 1,200 N/A N/A
Purchase
Warrants to purchase common stock 1,500 N/A N/A
Purchase
Warrants to purchase common stock 1,400 N/A N/A
Purchase
Warrants to purchase common stock 4,000 N/A N/A
Purchase
Warrants to purchase common stock 4,700 N/A N/A
Purchase
Common Stock .001 par value 400,454 N/A N/A

Milestone Scientific key executives

Milestone Scientific Inc. executives and other stock owners filed with the SEC: