Marketable securities (Tables)

3 Months Ended

Mar. 31, 2022

Marketable Securities

Schedule of Fair value Marketable Securities

			Fair Value Measurements Using
	Balance as of March 31, 2022		Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)
Marketable securities:
Corporate bonds	$	5,472,730	$	—	$	5,472,730
Certificated of Deposits		505,313		—		505,313
Money market funds (1)		3,849,926		3,849,926		—
Total marketable securities	$	9,827,969	$	3,849,926	$	5,978,043

			Fair Value Measurements Using
	Balance as of December 31, 2021		Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)
Marketable securities:
Corporate bonds	$	5,549,670	$	—	$	5,549,670
Certificated of Deposits		514,427		—		514,427
Money market funds (1)		6,975,302		6,975,302		—
Total marketable securities	$	13,039,399	$	6,975,302	$	6,064,097

(1) Included within cash and cash equivalents on the Company’s consolidated balance sheets.