Are insiders buying ONON stock?

Yes — 3 distinct insiders have bought ONON (On Holding AG) on the open market, including 2 cluster buys where two or more insiders bought within a rolling window. The most recent qualifying activity was Aug 17, 2026.

How much ONON stock have insiders bought?

Insiders have bought a combined $10.6M of ONON across 8 open-market purchases, based on SEC Form 4 filings.

What is an insider cluster buy in ONON?

A cluster buy is two or more distinct On Holding AG insiders — officers, directors, or 10% owners — each buying ONON on the open market within a rolling window. ONON has 2 detected cluster buys to date.

Where does this ONON 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.

ONON insider buying

2 cluster buys

On Holding AG

When two or more insiders at On Holding AG buy ONON 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 ONON 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

$10.6M

Market cap

Unknown

Detected clusters

Aug 14 – Aug 14, 2026
Detected Aug 17, 2026
High conviction2 insiders
Total bought
$4.0M
Market cap
Unknown
May 14 – May 14, 2026
Detected May 14, 2026
High conviction3 insiders
Total bought
$6.6M
Market cap
$12.2B

All notable open-market buys in ONON

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
Aug 14, 2026	Coppetti Caspar Felixcluster Director, Executive Officer & Co-CEO	65,000	$30.67	$2.0M	SEC ↗
Aug 14, 2026	Bernhard Oliviercluster Director, Executive Officer	65,000	$30.67	$2.0M	SEC ↗
May 14, 2026	Allemann David Michaelcluster Director, Executive Officer & Co-CEO	50,856	$36.75	$1.9M	SEC ↗
May 14, 2026	Bernhard Oliviercluster Director, Executive Officer	50,856	$36.75	$1.9M	SEC ↗
May 14, 2026	Coppetti Caspar Felixcluster Director, Executive Officer & Co-CEO	50,853	$36.75	$1.9M	SEC ↗
May 14, 2026	Coppetti Caspar Felixcluster Director, Executive Officer & Co-CEO	9,147	$35.97	$329.0K	SEC ↗
May 14, 2026	Allemann David Michaelcluster Director, Executive Officer & Co-CEO	9,144	$35.97	$328.9K	SEC ↗
May 14, 2026	Bernhard Oliviercluster Director, Executive Officer	9,144	$35.97	$328.9K	SEC ↗

ONON insider buying — FAQ

Are insiders buying ONON stock?: Yes — 3 distinct insiders have bought ONON (On Holding AG) on the open market, including 2 cluster buys where two or more insiders bought within a rolling window. The most recent qualifying activity was Aug 17, 2026.
How much ONON stock have insiders bought?: Insiders have bought a combined $10.6M of ONON across 8 open-market purchases, based on SEC Form 4 filings.
What is an insider cluster buy in ONON?: A cluster buy is two or more distinct On Holding AG insiders — officers, directors, or 10% owners — each buying ONON on the open market within a rolling window. ONON has 2 detected cluster buys to date.
Where does this ONON 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 ONON

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 ONON 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 ONON.