ALAB — ASTERA LABS INC

Ownership history in AMAZON COM INC · 8 quarters on record

This page tracks every 13F SEC filing in which AMAZON COM INC reported a position in ASTERA LABS INC (ALAB). Data includes quarterly share count, position size as % of portfolio, estimated market value, and end-of-quarter stock price — sourced directly from SEC EDGAR 13F filings.

Peak position

2.21% (2025 Q3)

Avg. % of fund

1.11%

First filed

2024 Q1

Last filed

2025 Q4

Quarters held

8

Quarter	Action	Shares	Change	Chg %	% of Fund	Mkt Value	Price (EOQ)
2025 Q4	UNCHANGED	277,777	—	0%	1.31%	$46.2M	$166.36
2025 Q3	UNCHANGED	277,777	—	0%	2.21%	$54.4M	$195.80
2025 Q2	UNCHANGED	277,777	—	0%	1.03%	$25.1M	$90.42
2025 Q1	UNCHANGED	277,777	—	0%	0.68%	$16.6M	$59.67

% of Fund (quarterly) ALAB price (monthly, adj. close)

Other funds also holding ALAB

As of 2025 Q4 — sorted by position size

Yiheng Capital Management, L.P. 3Y 7Y 48.04% Spear Advisors LLC 11.06% Renaissance Capital LLC 3Y 8.29% BERKSHIRE CAPITAL HOLDINGS INC 3Y 7Y 4.85% Grand Alliance Asset Management Ltd 4.7% Shannon River Fund Management LLC 3Y 7Y 4.37% Atreides Management, LP 3Y 3.28% Freemont Management S.A. 3Y 3.25% G2 Investment Partners Management LLC 3Y 7Y 2.73% Revere Asset Management, Inc 2.53%

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