CYTEK BIOSCIENCES INC

Ticker: CTKB CUSIP: 23285D109 Class: Common Stock

SIGNATUREFD, LLC's Holding History (CIK: 0001456048)

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

Q4 2025

Shares 438 Value ($000) $2 Avg Close $4.64 Range $3.45 - $6.18

Q3 2025

Shares 438 Value ($000) $2 Avg Close $3.75 Range $3.09 - $4.28

Q2 2025

Shares 404 Value ($000) $1 Avg Close $3.33 Range $2.37 - $4.10

Q1 2025

Shares 44 Value ($000) $0 Avg Close $5.18 Range $3.90 - $7.30

Q4 2024

Shares 113 Value ($000) $1 Avg Close $5.96 Range $4.66 - $7.63

Q3 2024

Shares 113 Value ($000) $1 Avg Close $5.67 Range $4.71 - $6.97

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	438	$2	$4.64	$3.45 - $6.18
Q3 2025	438	$2	$3.75	$3.09 - $4.28
Q2 2025	404	$1	$3.33	$2.37 - $4.10
Q1 2025	44	$0	$5.18	$3.90 - $7.30
Q4 2024	113	$1	$5.96	$4.66 - $7.63
Q3 2024	113	$1	$5.67	$4.71 - $6.97