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Note 4 - Investments

6 Months Ended

Jun. 30, 2024

Notes to Financial Statements

Investment Holdings [Text Block]

Note 4. Investments

The following table shows the Company’s investments as of June 30, 2024 and December 31, 2023:

		*June 30, 2024*								*December 31, 2023*
		*Cost*				*Fair Value*				*Cost*				*Fair Value*
		(In thousands)
Investments
Debt		$	675,295			$	609,068			$	721,231			$	670,172
Warrants			17,463				21,459				16,526				24,594
Other			14,298				9,183				6,982				6,430
Equity			18,374				7,152				14,443				7,889
Total investments		$	725,430			$	646,862			$	759,182			$	709,085

The following table shows the Company’s investments by industry sector as of June 30, 2024 and December 31, 2023:

		*June 30, 2024*								*December 31, 2023*
		*Cost*				*Fair Value*				*Cost*				*Fair Value*
		(In thousands)
Life Science
Biotechnology		$	133,486			$	118,846			$	145,544			$	117,781
Medical Device			163,383				149,839				147,064				145,019
Technology
Communications			15,462				18,263				19,192				22,188
Consumer-Related			78,244				59,113				105,669				101,327
Data Storage			417				428				417				418
Internet and Media			329				1,203				329				1,582
Networking			1,511				1,309				5,451				5,297
Power Management			1,585				2,700				1,585				2,700
Semiconductors			45				—				45				—
Software			163,033				159,279				164,133				160,749
Sustainability
Energy Efficiency			111				10				111				13
Other Sustainability			100,274				69,809				98,906				80,370
Healthcare Information and Services
Diagnostics			16,210				14,281				19,735				19,701
Other			102				979				102				1,366
Software			51,238				50,803				50,899				50,574
Total investments		$	725,430			$	646,862			$	759,182			$	709,085