ASTERA LABS INC

Ticker: ALAB CUSIP: 04626A103 Class: EQTY

WESTFIELD CAPITAL MANAGEMENT CO LP's Holding History (CIK: 0001177719)

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

Q4 2025

Shares 195,294 Value ($000) $32,489 Avg Close $167.29 Range $131.42 - $232.00

Q3 2025

Shares 192,614 Value ($000) $37,714 Avg Close $164.44 Range $85.85 - $262.90

Q1 2025

Shares 467,080 Value ($000) $27,871 Avg Close $92.51 Range $57.20 - $147.39

Q3 2024

Shares 993,482 Value ($000) $52,049 Avg Close $46.93 Range $36.22 - $61.49

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	195,294	$32,489	$167.29	$131.42 - $232.00
Q3 2025	192,614	$37,714	$164.44	$85.85 - $262.90
Q1 2025	467,080	$27,871	$92.51	$57.20 - $147.39
Q3 2024	993,482	$52,049	$46.93	$36.22 - $61.49