ARCELLX INC

Ticker: ACLX CUSIP: 03940C100 Class: Common Stock

DARK FOREST CAPITAL MANAGEMENT LP's Holding History (CIK: 0001853322)

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

Q3 2025

Shares 36,794 Value ($000) $3,021 Avg Close $71.99 Range $63.13 - $83.08

Q2 2025

Shares 20,033 Value ($000) $1,319 Avg Close $62.26 Range $47.86 - $69.84

Q1 2025

Shares 71,070 Value ($000) $4,662 Avg Close $67.74 Range $57.17 - $81.00

Q4 2024

Shares 16,067 Value ($000) $1,232 Avg Close $86.39 Range $73.33 - $107.37

Q3 2024

Shares 27,603 Value ($000) $2,305 Avg Close $66.59 Range $49.00 - $88.66

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	36,794	$3,021	$71.99	$63.13 - $83.08
Q2 2025	20,033	$1,319	$62.26	$47.86 - $69.84
Q1 2025	71,070	$4,662	$67.74	$57.17 - $81.00
Q4 2024	16,067	$1,232	$86.39	$73.33 - $107.37
Q3 2024	27,603	$2,305	$66.59	$49.00 - $88.66