Astera Labs, Inc. 4

Stefan A. Dyckerhoff sold approximately 13,280 shares of Astera Labs, Inc. (ALAB) common stock on September 2, 2026 in multiple open-market transactions under a Rule 10b5-1 plan for about $3.6 million in total proceeds.

On September 2, 2026, reporting person Stefan A. Dyckerhoff executed a series of open-market sales of Astera Labs, Inc. common stock pursuant to a pre-established Rule 10b5-1 trading plan, with sales effected both from his direct holdings and from various indirect holdings through trusts and limited partnerships. The transactions were broken into price tranches between approximately $273.64 and $276.75 per share, with individual blocks ranging from 32 to 5,409 shares. In total, he sold about 13,280 shares directly and indirectly, for an estimated aggregate value of roughly $3.6 million, while retaining material ownership interests across direct holdings, trusts, and related entities. The filing notes that certain indirect positions include shares issuable upon RSU vesting and that Dyckerhoff disclaims beneficial ownership beyond his pecuniary interest in the trust and partnership structures.

Filing Facts

CIK

1736297

Ticker

ALAB

Form

4

Source Type

sec

Accession

0001484394-26-000011

Alert Tier

8