ARCELLX INC

Ticker: ACLX CUSIP: 03940C100 Class: Common Stock

DIMENSIONAL FUND ADVISORS LP's Holding History (CIK: 0000354204)

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

Q4 2025

Shares 8,903 Value ($000) $580 Avg Close $79.78 Range $63.03 - $94.07

Q3 2025

Shares 83,524 Value ($000) $6,857 Avg Close $71.99 Range $63.13 - $83.08

Q2 2025

Shares 343,126 Value ($000) $22,594 Avg Close $62.26 Range $47.86 - $69.84

Q1 2025

Shares 486,269 Value ($000) $31,904 Avg Close $67.74 Range $57.17 - $81.00

Q4 2024

Shares 305,088 Value ($000) $23,400 Avg Close $86.39 Range $73.33 - $107.37

Q3 2024

Shares 119,075 Value ($000) $9,944 Avg Close $66.59 Range $49.00 - $88.66

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	8,903	$580	$79.78	$63.03 - $94.07
Q3 2025	83,524	$6,857	$71.99	$63.13 - $83.08
Q2 2025	343,126	$22,594	$62.26	$47.86 - $69.84
Q1 2025	486,269	$31,904	$67.74	$57.17 - $81.00
Q4 2024	305,088	$23,400	$86.39	$73.33 - $107.37
Q3 2024	119,075	$9,944	$66.59	$49.00 - $88.66