CYTEK BIOSCIENCES INC

Ticker: CTKB CUSIP: 23285D109 Class: Common Stock

PRELUDE CAPITAL MANAGEMENT, LLC's Holding History (CIK: 0001387508)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 13,400 Value ($000) $68 Avg Close $4.64 Range $3.45 - $6.18

Q1 2025

Shares 19,200 Value ($000) $77 Avg Close $5.18 Range $3.90 - $7.30

Q4 2024

Shares 28,880 Value ($000) $187 Avg Close $5.96 Range $4.66 - $7.63

Q3 2024

Shares 35,884 Value ($000) $199 Avg Close $5.67 Range $4.71 - $6.97

Q2 2024

Shares 16,914 Value ($000) $94 Avg Close $6.01 Range $5.26 - $7.02

Q1 2024

Shares 15,800 Value ($000) $106 Avg Close $7.91 Range $6.16 - $9.33

Q1 2023

Shares 18,172 Value ($000) $167 Avg Close $10.76 Range $8.17 - $13.77

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	13,400	$68	$4.64	$3.45 - $6.18
Q1 2025	19,200	$77	$5.18	$3.90 - $7.30
Q4 2024	28,880	$187	$5.96	$4.66 - $7.63
Q3 2024	35,884	$199	$5.67	$4.71 - $6.97
Q2 2024	16,914	$94	$6.01	$5.26 - $7.02
Q1 2024	15,800	$106	$7.91	$6.16 - $9.33
Q1 2023	18,172	$167	$10.76	$8.17 - $13.77