John Roland Clem - 04 Aug 2021 Form 4 Insider Report for STAMPS.COM INC

Role: Chief Product & Strategy Offic
Signature: /s/ Matthew A. Lipson, Attorney in Fact
Issuer symbol: N/A
Transactions as of: 04 Aug 2021
Net transactions value: -$1,813,870
Form type: 4
Filing time: 06 Aug 2021, 16:43:57 UTC
Next filing: 28 Sep 2021
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	STMP	Common Stock	Options Exercise	$215,881	+6,161	+697%	$35.04	7,045	04 Aug 2021	Direct
transaction	STMP	Common Stock	Sale	$2,029,751	-6,161	-87%	$329.45	884	04 Aug 2021	Direct	F1, F2

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	STMP	Stock Option	Options Exercise	$0	-6,161	-9.5%	$0.000000	58,992	04 Aug 2021	Common Stock	6,161	$35.04	Direct

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

Explanation of Responses:

Id	Content
F1	This Sale was executed pursuant to a prearranged trading plan compliant with Rule 10b5-1.
F2	This sales price reflects a weighted average of multiple prices ranging from $329.42 to $329.51. Full information regarding the number of shares sold at each price will be provided to the Securities and Exchange Commission staff, the issuer or any security holder, upon request.