Are insiders buying YCY stock?

Yes — 2 distinct insiders have bought YCY (AA Mission Acquisition Corp. II) on the open market, including 1 cluster buy where two or more insiders bought within a rolling window. The most recent qualifying activity was Oct 14, 2025.

How much YCY stock have insiders bought?

Insiders have bought a combined $7.2M of YCY across 4 open-market purchases, based on SEC Form 4 filings.

What is an insider cluster buy in YCY?

A cluster buy is two or more distinct AA Mission Acquisition Corp. II insiders — officers, directors, or 10% owners — each buying YCY on the open market within a rolling window. YCY has 1 detected cluster buy to date.

Where does this YCY insider trading data come from?

Every figure is parsed directly from SEC Form 4 filings on EDGAR, and each purchase on this page links back to its original filing document.

YCY insider buying

1 cluster buy

AA Mission Acquisition Corp. II · Financials

When two or more insiders at AA Mission Acquisition Corp. II buy YCY on the open market around the same time, that clustered conviction is one of the highest-signal patterns in SEC filing data. Below is every cluster we've detected in YCY plus the full record of qualifying open-market buys, each parsed directly from Form 4 filings and linked back to the source on SEC EDGAR.

Clusters

Distinct insiders

Total bought

$7.2M

Market cap

$150.0M

Detected clusters

Oct 2 – Oct 9, 2025
Detected Oct 9, 2025
High conviction2 insiders
Total bought
$7.2M
Market cap
$150.0M

All notable open-market buys in YCY

Every open-market Form 4 purchase, newest first. Click an insider to see their full buying record across companies.

Date	Insider	Shares	Price	Value	Filing
Oct 9, 2025	Sun Qing Billcluster Director, Chief Executive Officer, 10% Owner	26,250	$10.00	$262.5K	SEC ↗
Oct 9, 2025	AA Mission Sponsor IIcluster 10% Owner	26,250	$10.00	$262.5K	SEC ↗
Oct 2, 2025	AA Mission Sponsor IIcluster 10% Owner	334,000	$10.00	$3.3M	SEC ↗
Oct 2, 2025	Sun Qing Billcluster Director, Chief Executive Officer, 10% Owner	334,000	$10.00	$3.3M	SEC ↗

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YCY insider buying — FAQ

Are insiders buying YCY stock?: Yes — 2 distinct insiders have bought YCY (AA Mission Acquisition Corp. II) on the open market, including 1 cluster buy where two or more insiders bought within a rolling window. The most recent qualifying activity was Oct 14, 2025.
How much YCY stock have insiders bought?: Insiders have bought a combined $7.2M of YCY across 4 open-market purchases, based on SEC Form 4 filings.
What is an insider cluster buy in YCY?: A cluster buy is two or more distinct AA Mission Acquisition Corp. II insiders — officers, directors, or 10% owners — each buying YCY on the open market within a rolling window. YCY has 1 detected cluster buy to date.
Where does this YCY insider trading data come from?: Every figure is parsed directly from SEC Form 4 filings on EDGAR, and each purchase on this page links back to its original filing document.

How we track insider buying in YCY

We continuously poll SEC EDGAR for new Form 4 filings and parse every open-market purchase (transaction code P). A cluster is recorded when two or more distinct insiders — officers, directors, or 10% owners — each buy YCY within a rolling window. We track clusters at every company size, from micro-caps to mega-caps. Every figure on this page traces back to an official filing; open any row to jump straight to the source document. What counts as a cluster buy?

This page is informational and reflects public filing data. It is not investment advice or a recommendation regarding YCY.