Note 7 - Investments in Equity Securities

3 Months Ended

Mar. 31, 2022

Notes to Financial Statements

Investments in Debt and Marketable Equity Securities (and Certain Trading Assets) Disclosure [Text Block]

7.  INVESTMENTS IN EQUITY SECURITIES

Investments in equity securities are summarized in the table below:

	BALANCE AT BEGINNING OF YEAR		ACQUISITIONS, DISPOSITIONS AND SETTLEMENTS		UNREALIZED GAINS (LOSSES) INCLUDED IN EARNINGS			REALIZED GAINS INCLUDED IN EARNINGS		BALANCE AT END OF PERIOD
December 31, 2021	$	1,534,400	$	19,698	$	(188,615	)	$	152,761	$	1,518,244
Year-to-date March 31, 2022		1,518,244		-		174,885			-		1,693,129

Investments by fair value level in the hierarchy as of March 31, 2022 and December 31, 2021 are as follows:

	Quoted Market Prices in Attractive Markets (Level 1)		Models with Significant Observable Market Parameters (Level 2)		Unobservable Inputs that are not Corroborated by Market Data (Level 3)		Total Carrying Value in the Balance Sheet
Common stock as of March 31, 2022	$	1,693,129	$	-	$	-	$	1,693,129
Common stock as of December 31, 2021	$	1,518,244	$	-	$	-	$	1,518,244