Transaction · 0001280263-26-000077

PAISLEY CHRISTOPHER B

PAISLEY CHRISTOPHER B, DIR, reported an open-market or private sale at AMBARELLA INC involving 250.000000 shares for an estimated $17690.00. Reported holdings after the transaction were 43930.000000 shares. The stored filing text includes a detected 10b5-1 reference.

Open-market sellSEC transaction code SDIR
AMBAAMBARELLA INC
Filing timeSep 28
Trade dateSep 25, 2026
Filing · SECView on SEC
InsiderProfile
% of reported position traded0.57%Shares sold ÷ (holdings after + shares sold). Estimated position before: 44,180 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
$68.68
Pre-filing
1mo ago1w ago -3.7%1d ago +1.7%
Returns since
7d30d90d180d1y

AMBA price since this filing

30 days of pre-filing context and vertical markers at the filing date plus 7d / 30d / 90d / 180d / 1y afterwards
AMBA since 2026-09-28Filed 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
0001280263-26-000077
Ordinary Shares
Transaction date
Sep 25, 2026
Filed Sep 28, 2026, 09:06 PM · 3d delay
Shares
250 sh
$70.76 per share
Estimated value
-$17.6k
Computed from shares × price
Holdings after
43.9k sh
Direct

Filing signal explanations

Badges describe filing facts only — not predictions.

Cluster 14dRepeat 30dPattern $100kLarge $1.00M
Cluster Selling Direct Ownership 10b5-1 Detected
-4score
Filing-only score

-4

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.

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 sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted on September 22, 2025.

Original filing · 0001280263-26-000077
Related transactions

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Same reporting owner
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