ARCELLX INC

Ticker: ACLX CUSIP: 03940C100 Class: Common Stock

UBS ASSET MANAGEMENT AMERICAS INC's Holding History (CIK: 0000861177)

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

Q4 2025

Shares 161,035 Value ($000) $10,499 Avg Close $79.78 Range $63.03 - $94.07

Q3 2025

Shares 168,631 Value ($000) $13,845 Avg Close $71.99 Range $63.13 - $83.08

Q2 2025

Shares 267,111 Value ($000) $17,589 Avg Close $62.26 Range $47.86 - $69.84

Q1 2025

Shares 264,756 Value ($000) $17,368 Avg Close $67.74 Range $57.17 - $81.00

Q4 2024

Shares 267,384 Value ($000) $20,506 Avg Close $86.39 Range $73.33 - $107.37

Q3 2024

Shares 282,855 Value ($000) $23,621 Avg Close $66.59 Range $49.00 - $88.66

Q2 2024

Shares 310,382 Value ($000) $17,130 Avg Close $54.36 Range $47.88 - $69.19

Q1 2024

Shares 265,410 Value ($000) $18,459 Avg Close $63.42 Range $51.37 - $75.10

Q4 2023

Shares 130,136 Value ($000) $7,223 Avg Close $45.11 Range $30.88 - $59.10

Q3 2023

Shares 185,593 Value ($000) $6,659 Avg Close $34.48 Range $30.74 - $37.73

Q2 2023

Shares 16,600 Value ($000) $511 Avg Close $38.23 Range $27.28 - $48.91

Q1 2023

Shares 16,600 Value ($000) $511 Avg Close $30.34 Range $26.32 - $35.26

Q4 2022

Shares 13,700 Value ($000) $424 Avg Close $22.94 Range $16.97 - $33.99

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	161,035	$10,499	$79.78	$63.03 - $94.07
Q3 2025	168,631	$13,845	$71.99	$63.13 - $83.08
Q2 2025	267,111	$17,589	$62.26	$47.86 - $69.84
Q1 2025	264,756	$17,368	$67.74	$57.17 - $81.00
Q4 2024	267,384	$20,506	$86.39	$73.33 - $107.37
Q3 2024	282,855	$23,621	$66.59	$49.00 - $88.66
Q2 2024	310,382	$17,130	$54.36	$47.88 - $69.19
Q1 2024	265,410	$18,459	$63.42	$51.37 - $75.10
Q4 2023	130,136	$7,223	$45.11	$30.88 - $59.10
Q3 2023	185,593	$6,659	$34.48	$30.74 - $37.73
Q2 2023	16,600	$511	$38.23	$27.28 - $48.91
Q1 2023	16,600	$511	$30.34	$26.32 - $35.26
Q4 2022	13,700	$424	$22.94	$16.97 - $33.99