Note 3 - Discontinued Operations (Tables)

12 Months Ended

Dec. 31, 2025

Notes Tables

Disposal Groups, Including Discontinued Operations [Table Text Block]

	As of December 31,
	2024		2025
Assets
Current assets:
Cash and cash equivalents	$	13,125	$	4,352
Short-term investments		12,044		3,531
Advances to suppliers		86		117
Prepaid expenses and other current assets		92		23
Total current assets		25,347		8,023
Noncurrent assets:
Property and equipment, net		1,323		1,373
Operating right-of-use assets		3,182		2,683
Other noncurrent assets		268		300
Total noncurrent assets		4,773		4,356
Total assets	$	30,120	$	12,379
Liabilities and equity
Current liabilities:
Short-term loans	$	3,911	$	4,369
Accounts payable		505		361
Accrued expenses		1,354		3,105
Current portion of operating lease liabilities		400		430
Deferred revenue		2,001		2,001
Other current liabilities		642		867
Total current liabilities		8,813		11,133
Noncurrent liabilities:
Operating lease liabilities		2,375		1,945
Deferred revenue		3,822		1,821
Total noncurrent liabilities		6,197		3,766
Total liabilities	$	15,010	$	14,899

	Year ended December 31,
	2024			2025
Revenue	$	2,001		$	2,001
Operating expenses
Research and development		(7,503	)		(10,853	)
General and administrative		(2,660	)		(3,929	)
Loss from operations		(8,162	)		(12,781	)
Foreign exchange gain, net		-			1
Interest income		149			176
Other income, net		185			116
Loss before income tax		(7,828	)		(12,488	)
Income tax expense		-			-
Net loss from discontinued operations		(7,828	)	$	(12,488	)

	Year ended December 31,
	2024			2025
Net cash used in discontinued operating activities	$	(7,665	)	$	(12,314	)
Net cash provided by (used in) discontinued investing activities	$	(12,012	)	$	8,207
Net cash provided by discontinued financing activities	$	23,815		$	2,980

	Gain recognized on the First Closing
Fair value of consideration received	$	7,354
Less: Adjustments to noncontrolling interests (6.75% of the equity interests)		368
Gain on sale of subsidiary interests	$	6,986