ASTERA LABS INC

Ticker: ALAB CUSIP: 04626A103 Class: EQTY

GROUP ONE TRADING, L.P.'s Holding History (CIK: 0000932540)

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

Q4 2025

Shares 30,393 Value ($000) $5,056 Avg Close $167.29 Range $131.42 - $232.00

Q2 2025

Shares 43,389 Value ($000) $3,923 Avg Close $79.01 Range $47.13 - $101.82

Q1 2025

Shares 7,557 Value ($000) $451 Avg Close $92.51 Range $57.20 - $147.39

Q3 2024

Shares 105,556 Value ($000) $5,530 Avg Close $46.93 Range $36.22 - $61.49

Q1 2024

Shares 4,608 Value ($000) $342 Avg Close $74.10 Range $50.61 - $95.21

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	30,393	$5,056	$167.29	$131.42 - $232.00
Q2 2025	43,389	$3,923	$79.01	$47.13 - $101.82
Q1 2025	7,557	$451	$92.51	$57.20 - $147.39
Q3 2024	105,556	$5,530	$46.93	$36.22 - $61.49
Q1 2024	4,608	$342	$74.10	$50.61 - $95.21