ALAB — ASTERA LABS INC

Ownership history in CASTLEARK MANAGEMENT LLC  ·  3 quarters on record

This page tracks every 13F SEC filing in which CASTLEARK MANAGEMENT LLC 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
0.17% (2025 Q2)
Avg. % of fund
0.11%
First filed
2024 Q4
Last filed
2025 Q3
Quarters held
3
Quarter Action Shares Change Chg % % of Fund Mkt Value Price (EOQ)
2025 Q3 REDUCED 26,221 -35,309 -57.4% 0.14% $5.1M $195.80
2025 Q2 ADDED 61,530 +58,780 +2137.5% 0.17% $5.6M $90.42
2024 Q4 INITIATED 2,750 — — 0.01% $364K $132.45
% 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%
← Back to CASTLEARK MANAGEMENT LLC Holdings