Leonard Osser - 09 Nov 2021 Form 4 Insider Report for MILESTONE SCIENTIFIC INC. (MLSS)

Role: Director
Signature: /s/ Leonard Osser
Issuer symbol: MLSS
Transactions as of: 09 Nov 2021
Net transactions value: +$330,858
Form type: 4
Filing time: 12 Nov 2021, 15:06:44 UTC
Previous filing: 23 Jun 2021
Next filing: 02 Dec 2021
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	MLSS	Common Stock, Par Value $0.001	Options Exercise	$330,858	+171,429	+4.1%	$1.93	4,310,020	09 Nov 2021	Direct	F1

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	MLSS	Employee Stock Option (right to buy)	Options Exercise	$0	-171,429	-100%	$0.000000^*	0	09 Nov 2021	Common Stock	171,429	$1.93	Direct

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	1,505,512 of these shares are issuable to the reporting person at the termination of employment and 62,112 shares issuable under options exercisable within 60 days.