ARCELLX INC

Ticker: ACLX CUSIP: 03940C100 Class: Common Stock

D. E. Shaw & Co., Inc.'s Holding History (CIK: 0001009207)

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

Q4 2025

Shares 25,165 Value ($000) $1,641 Avg Close $79.78 Range $63.03 - $94.07

Q3 2024

Shares 6,305 Value ($000) $527 Avg Close $66.59 Range $49.00 - $88.66

Q1 2024

Shares 25,286 Value ($000) $1,759 Avg Close $63.42 Range $51.37 - $75.10

Q4 2023

Shares 67,074 Value ($000) $3,723 Avg Close $45.11 Range $30.88 - $59.10

Q2 2023

Shares 20,210 Value ($000) $639 Avg Close $38.23 Range $27.28 - $48.91

Q4 2022

Shares 78,725 Value ($000) $2,439 Avg Close $22.94 Range $16.97 - $33.99

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	25,165	$1,641	$79.78	$63.03 - $94.07
Q3 2024	6,305	$527	$66.59	$49.00 - $88.66
Q1 2024	25,286	$1,759	$63.42	$51.37 - $75.10
Q4 2023	67,074	$3,723	$45.11	$30.88 - $59.10
Q2 2023	20,210	$639	$38.23	$27.28 - $48.91
Q4 2022	78,725	$2,439	$22.94	$16.97 - $33.99