Transaction · 0002078339-26-000012

Hanson Scott McLean

Hanson Scott McLean, CTO, reported an open-market or private sale at Ambiq Micro, Inc. involving 22590.000000 shares for an estimated $1348433.24. Reported holdings after the transaction were 226136.000000 shares. A 10b5-1 reference was not detected in the stored filing text.

Open-market sellSEC transaction code SCTO
AMBQAmbiq Micro, Inc.
Filing timeAug 28
Trade dateAug 27, 2026
Filing · SECView on SEC
InsiderProfile

Price performance since filing

Close on the filing date, the pre-filing context, and the forward return at standard windows
Price at filing
Pre-filing
Returns since

AMBQ price since this filing

30 days of pre-filing context and vertical markers at the filing date plus 7d / 30d / 90d / 180d / 1y afterwards
AMBQ since 2026-08-28Filed 6 days ago · 30 days of pre-filing context shaded
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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
0002078339-26-000012
Common Stock
Transaction date
Aug 27, 2026
Filed Aug 28, 2026, 09:19 PM · 1d delay
Shares
22.5k sh
$5.96k per share
Estimated value
-$134M
Computed from shares × price
Holdings after
226k sh
Direct

Filing signal explanations

Badges describe filing facts only — not predictions.

Cluster 14dRepeat 30dPattern $10.0MLarge $100M
Cluster Selling Direct Ownership Large Sale Repeat Seller
+10score
Filing-only score

+10

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

Positive filing signal

This filing has a modest positive filing-only score. Treat it as a useful flag for review, not as a buy signal.

Reported relationships & other filings

Form 4 relationship flags and nearby filing context

Reported roles

Chief Technology Officer

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

    The reported price in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $59.00 to $59.90 per share. The Reporting Person undertakes to p…

  2. F2

    The reported price in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $59.11 to $60.10 per share. The Reporting Person undertakes to p…

  3. F3

    The reported price in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $60.11 to $60.78 per share. The Reporting Person undertakes to p…

  4. F4

    1/4 of the shares subject to the option vested on August 16, 2019, and 1/48 of the shares subject to the option vested in equal monthly installments thereafter, subject to the Reporting Person's conti…

  5. F5

    26,187 shares subject to the option vested on February 21, 2019, 1/4 of the remaining shares subject to the option vested on February 21, 2020, and 1/48 of the remaining shares subject to the option v…

Original filing · 0002078339-26-000012
Related transactions

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Same reporting owner
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