CYTEK BIOSCIENCES INC

Ticker: CTKB CUSIP: 23285D109 Class: Common Stock

Walleye Trading LLC's Holding History (CIK: 0001388391)

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

Q4 2022

Shares 15,863 Value ($000) $162 Avg Close $13.44 Range $9.59 - $15.90

Q3 2022

Shares 10,695 Value ($000) $157 Avg Close $12.99 Range $10.58 - $16.05

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2022	15,863	$162	$13.44	$9.59 - $15.90
Q3 2022	10,695	$157	$12.99	$10.58 - $16.05