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Financial Instruments

6 Months Ended

Jun. 30, 2022

Investments, All Other Investments [Abstract]

Financial Instruments

4. Financial Instruments

Cash, Cash Equivalents, Restricted Cash and Marketable Securities

The following tables show the Company’s cash, cash equivalents, restricted cash, and marketable securities by significant investment category as of June 30, 2022, and December 31, 2021:

		2022
		Adjusted Cost				Adjusted Cost				Unrealized Gain/(Loss)				Fair Value				Cash and Cash Equivalents				Restricted Cash				Marketable Securities				Notes Receivable				Investments
Cash		$	40,811,000			$	40,811,000			$	-			$	40,811,000			$	40,811,000			$	-			$	-			$	-			$	-
Level 1
Money Market Funds		$	3,134,000				3,134,000				-				3,134,000				3,134,000				-				-				-				-
Marketable Securities			18,977,000				18,999,000				(1,775,000	)			17,224,000				-				-				17,224,000				-				-
Level 2
Warrants							3,318,000				3,682,000				7,000,000				-				-				-				-				7,000,000
Convertible securities			-				1,023,000				1,135,000				2,158,000				-				-				-				-				2,158,000
Total		$	62,922,000			$	67,285,000			$	3,042,000			$	70,327,000			$	43,945,000			$	-			$	17,224,000			$	-			$	9,158,000

		2021
		Adjusted Cost				Adjusted Cost				Unrealized Gain/(Loss)				Fair Value				Cash and Cash Equivalents				Restricted Cash				Marketable Securities				Investments
Cash		$	50,286,000			$	50,286,000			$	-			$	50,286,000			$	50,286,000			$	-			$	-			$	-
Level 1
Money Market Funds			6,309,000			$	6,309,000				-				6,309,000				6,309,000				-				-				-
Marketable Securities			12,993,000			$	12,993,000				1,544,000				14,537,000				-				-				14,537,000				-
Level 2
Warrants			3,318,000			$	3,318,000				-				3,318,000				-				-				-				3,318,000
Convertible securities			1,023,000			$	1,023,000				-				1,023,000				-				-				-				1,023,000
Total		$	73,929,000			$	73,929,000			$	1,544,000			$	75,473,000			$	56,595,000			$	-			$	14,537,000			$	4,341,000

The Company typically invests with the primary objective of minimizing the potential risk of principal loss. The Company’s investment policy generally requires securities to be investment grade and limits the amount of credit exposure to any one issuer. Fair values were determined for each individual security in the investment portfolio.