Astera Labs ALAB Institutional Ownership

Updated Oct 21, 2026

Astera Labs, Inc. (NASDAQ:ALAB) appeared in the 13F filings of 985 institutional investors for the quarter ended June 30, 2026.

• These investors held 73.60% of outstanding shares in Q2 2026, up from 70.49% the quarter before.
• Total holdings of Astera Labs shares rose 5.76% from Q1 2026, and the number of holders rose 94.28% from Q2 2025.
• Looking at the 985 holders of ALAB individually, 660 added to their positions, 252 reduced their stakes and 73 left their positions unchanged.
• Altogether, institutional holders owned 127.69Mn ALAB shares at the end of Q2 2026, up 6.95Mn from the prior quarter and up 26.69Mn from a year earlier.
• FMR LLC held the largest position in ALAB at 24.85Mn shares as of June 30, 2026, or 14.32% of shares outstanding.
• The largest position increases in ALAB for Q2 2026 were by Invesco Ltd. (+4.54Mn shares), BlackRock, Inc. (+2.23Mn shares), T. Rowe Price Associates Inc (+1.79Mn shares), JPMorgan Chase & Co (+1.35Mn shares) and Federated Hermes, Inc. (+666.05K shares).
• The largest position reductions in ALAB for Q2 2026 were by Atreides Management, LP (-2.15Mn shares), AllianceBernstein L.P. (-1.5Mn shares), Fred Alger Management, LLC (-1.29Mn shares), BNP Paribas Financial Markets (-1.02Mn shares) and D. E. Shaw & Co., Inc. (-839.26K shares).
• Per Business Quant data, the 10 largest holders of Astera Labs at the end of Q2 2026 were FMR LLC (24.85Mn shares), BlackRock, Inc. (13.68Mn shares), Vanguard Portfolio Management LLC (7.89Mn shares), Vanguard Capital Management LLC (6.73Mn shares), Invesco Ltd. (4.91Mn shares), State Street Corp (3.68Mn shares), Geode Capital Management, LLC (2.8Mn shares), T. Rowe Price Associates Inc (2.41Mn shares), Van Eck Associates Corp (2.24Mn shares) and Bank of America Corp (2.2Mn shares).