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Note 4 - Cash, Cash Equivalents and Marketable Securities

6 Months Ended

Jun. 30, 2023

Notes to Financial Statements

Cash, Cash Equivalents, and Marketable Securities [Text Block]

4. Cash, cash equivalents and marketable securities

The following is a summary of the Company's cash and cash equivalents as of the date indicated:

		June 30, 2023				December 31, 2022
Cash in banking institutions		$	1,316,052			$	1,586,920
Money market funds			13,683,496				8,526,786
Total		$	14,999,548			$	10,113,706

The following is a summary of the Company's marketable securities as of as of the date indicated:

		Amortized cost				Unrealized gains				Unrealized losses				Fair Value
December 31, 2022
Commercial paper		$	9,445,220				263			$	(21,313	)		$	9,424,170
U.S. treasury bonds			2,999,095				—				(14,325	)			2,984,770
Total		$	12,444,315				263			$	(35,638	)		$	12,408,940

The Company had no marketable securities as of June 30, 2023.

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- Definition

The entire disclosure of cash, cash equivalents, and debt and equity securities, including any unrealized or realized gain (loss).

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 320
-Name Accounting Standards Codification
-Publisher FASB
-URI https://asc.fasb.org//320/tableOfContent

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- References

No definition available.

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