Ming Yan

Date	Company	Security	Transaction	Code	Indirect	10b5-1	$Price	#Shares	$Value	#Remaining
18 Nov 24	CTKB Cytek Biosciences	Common Stock	Payment of exercise	Dispose F	No	No	6.03	1,346	8.12 k	6,018,322
18 Nov 24	CTKB Cytek Biosciences	Common Stock	Option exercise	Acquire M	No	No	0	5,525	0.00	6,019,668
18 Nov 24	CTKB Cytek Biosciences	Common Stock	Payment of exercise	Dispose F	No	No	6.03	1,793	10.81 k	6,014,143
18 Nov 24	CTKB Cytek Biosciences	Common Stock	Option exercise	Acquire M	No	No	0	7,363	0.00	6,015,936
18 Nov 24	CTKB Cytek Biosciences	Common Stock	Payment of exercise	Dispose F	No	No	6.03	483	2.91 k	6,008,573
18 Nov 24	CTKB Cytek Biosciences	Common Stock	Option exercise	Acquire M	No	No	0	1,981	0.00	6,009,056
18 Nov 24	CTKB Cytek Biosciences	RSU Common Stock	Option exercise	Dispose M	No	No	0	5,525	0.00	73,668
18 Nov 24	CTKB Cytek Biosciences	RSU Common Stock	Option exercise	Dispose M	No	No	0	7,363	0.00	68,728
18 Nov 24	CTKB Cytek Biosciences	RSU Common Stock	Option exercise	Dispose M	No	No	0	1,981	0.00	9,256
19 Aug 24	CTKB Cytek Biosciences	Common Stock	Payment of exercise	Dispose F	No	No	5.53	1,346	7.44 k	6,007,075

Data from 3, 4 and 5 filings. Values as filed, not updated for current price.