CYTEK BIOSCIENCES INC

Ticker: CTKB CUSIP: 23285D109 Class: Common Stock

HRT FINANCIAL LP's Holding History (CIK: 0001475597)

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

Q4 2025

Shares 437,653 Value ($000) $2 Avg Close $4.64 Range $3.45 - $6.18

Q2 2025

Shares 56,620 Value ($000) $0 Avg Close $3.33 Range $2.37 - $4.10

Q1 2025

Shares 165,305 Value ($000) $1 Avg Close $5.18 Range $3.90 - $7.30

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	437,653	$2	$4.64	$3.45 - $6.18
Q2 2025	56,620	$0	$3.33	$2.37 - $4.10
Q1 2025	165,305	$1	$5.18	$3.90 - $7.30