ARCELLX INC

Ticker: ACLX CUSIP: 03940C100 Class: Common Stock

Jefferies Financial Group Inc.'s Holding History (CIK: 0000096223)

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

Q3 2025

Shares 10,500 Value ($000) $862 Avg Close $71.99 Range $63.13 - $83.08

Q2 2025

Shares 13,000 Value ($000) $856 Avg Close $62.26 Range $47.86 - $69.84

Q3 2023

Shares 25,476 Value ($000) $914 Avg Close $34.48 Range $30.74 - $37.73

Q2 2023

Shares 25,476 Value ($000) $806 Avg Close $38.23 Range $27.28 - $48.91

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	10,500	$862	$71.99	$63.13 - $83.08
Q2 2025	13,000	$856	$62.26	$47.86 - $69.84
Q3 2023	25,476	$914	$34.48	$30.74 - $37.73
Q2 2023	25,476	$806	$38.23	$27.28 - $48.91