Transaction · 0001484394-26-000014

Dyckerhoff Stefan A

Dyckerhoff Stefan A, DIR, reported an open-market or private sale at Astera Labs, Inc. involving 8333.000000 shares for an estimated $3133707.98. Reported holdings after the transaction were 286400.000000 shares. The stored filing text includes a detected 10b5-1 reference.

Open-market sellSEC transaction code SDIR
ALABAstera Labs, Inc.
Filing timeOct 09
Trade dateOct 07, 2026
Filing · SECView on SEC
InsiderProfile
% of reported position traded2.83%Shares sold ÷ (holdings after + shares sold). Estimated position before: 294,733 shares.

Row-level estimate for this security and ownership context, not the insider’s complete portfolio. Joint ownership, other transactions in the filing, amendments and footnotes can affect interpretation.

Price performance since filing

Close on the filing date, the pre-filing context, and the forward return at standard windows
Price at filing
$350.33
Pre-filing
1mo ago -11.4%1w ago +1.6%1d ago +0.0%
Returns since
7d30d90d180d1y

ALAB price since this filing

30 days of pre-filing context and vertical markers at the filing date plus 7d / 30d / 90d / 180d / 1y afterwards
ALAB since 2026-10-09Filed yesterday · 1 day of post-filing data
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Filing datePost-filing windows (7d, 30d, 90d, 180d, 1y)30 days of pre-filing context

Transaction facts

Stored Form 4 columns with their raw values

Non-derivative
Type
Sell
Code S
Identifier
0001484394-26-000014
Common Stock
Transaction date
Oct 07, 2026
Filed Oct 09, 2026, 10:36 PM · 2d delay
Shares
8.33k sh
$376.06 per share
Estimated value
-$3.13M
Computed from shares × price
Holdings after
286k sh
Indirect · By Trust

Filing signal explanations

Badges describe filing facts only — not predictions.

Cluster 14dRepeat 30dPattern $100kLarge $1.00M
Large Sale Repeat Seller 10b5-1 Detected
-6score
Filing-only score

-6

Compact filing score computed from stored Form 4 facts. Version v1.

Mixed or weak signal

This filing has a negative filing-only score. It may be less informative as an insider-activity signal and needs extra context.

Reported relationships & other filings

Form 4 relationship flags and nearby filing context

Reported roles

No officer title

Officer NoDirector Yes10% NoOther No
Footnotes & amended
  1. F1

    These shares represent an award of restricted stock units ("RSUs") granted on October 1, 2026, under the Astera Labs, Inc. 2024 Stock Option and Incentive Plan in lieu of cash compensation for quarter…

  2. F2

    Includes shares to be issued in connection with the vesting of one or more restricted stock units. The Reporting Person shares pecuniary interest in these shares with other parties pursuant to contrac…

  3. F3

    Shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 1, 2025.

  4. F4

    Shares held by a trust of which the Reporting Person is a Trustee. The Reporting Person disclaims beneficial ownership in these shares except as to the Reporting Person's pecuniary interest therein.

  5. F5

    Shares held by a limited partnership of which the Reporting Person is a trustee of a trust which is the general partner. The Reporting Person disclaims beneficial ownership in these shares except as t…

  6. F6

    Shares held by an irrevocable trust of which the Reporting Person is a Trustee. The Reporting Person disclaims beneficial ownership in these shares except as to the Reporting Person's pecuniary intere…

Original filing · 0001484394-26-000014
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Same reporting owner
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