Transaction · 0001628280-26-060989

Vassallo Steven

Vassallo Steven, DIR, reported an open-market or private sale at Cerebras Systems Inc. involving 21117.000000 shares for an estimated $4430557.77. Reported holdings after the transaction were 200860.000000 shares. A 10b5-1 reference was not detected in the stored filing text.

Open-market sellSEC transaction code SDIR
CBRSCerebras Systems Inc.
Trade date
Sep 04, 2026
Filing date
Sep 09, 2026
View on SEC Insider profile
Estimated value-$4.43MShares × reported price
Shares traded21.1k$209.81 per share
Holdings after200kIndirect · By Revocable Trust
% of reported position traded9.51%This security and ownership context
How reported position traded is calculated

Shares sold ÷ (holdings after + shares sold). Estimated position before: 221,977 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.

CBRS price since this filing

Daily closing prices, with the filing date and available return windows
CBRS · Daily closing priceLoading daily prices…
Filing dateReturn windows appear as prices become available.
Pre-filing1mo ago +9.2%1w ago -8.7%1d ago -2.9%
Returns since7d -2.9%30d -14.4%90d180d1y

Transaction facts

Stored Form 4 columns with their raw values

Non-derivative
Type
Sell
Code S
Identifier
0001628280-26-060989
Class A Common Stock
Transaction date
Sep 04, 2026
Filed Sep 09, 2026, 12:20 AM · 5d delay
Shares
21,117 sh
$209.81 per share
Estimated value
-$4.43M
Computed from shares × price
Holdings after
200,860 sh
Indirect · By Revocable Trust

Filing signal explanations

Badges describe filing facts only — not predictions.

Cluster 14dRepeat 30dPattern $100kLarge $1.00M
Cluster Selling Large Sale Repeat Seller
Filing-only score

0 points

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

Neutral filing signal

This filing is broadly neutral on the filing-only scale. The Form 4 facts do not strongly tilt positive or negative.

How this score is calculated
    Read the scoring methodology

    Signed filing-only points, not a probability or expected return. Version v1.

    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

      The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $209.00 to $209.99, inclusive. Upon request by the staff of the Securities and…

    2. F2

      The securities are held by a revocable family trust, of which the Reporting Person is a co-trustee. The Reporting Person disclaims beneficial ownership of such shares except to the extent of his propo…

    3. F3

      The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $210.00 to $210.99, inclusive. Upon request by the staff of the Securities and…

    4. F4

      The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $211.00 to $211.99, inclusive. Upon request by the staff of the Securities and…

    5. F5

      The securities are held by an irrevocable GST trust, of which the Reporting Person is a co-trustee. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecu…

    Original filing · 0001628280-26-060989
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