Updated Jul 16, 2026 · Last SEC filing 2026-06-29
On Holding AG (ONON) has filed 14 SEC Form 4 insider transactions in the last 90 days, with the most recent on 2026-06-29. 11 Form 144 notices of proposed sale were filed for ONON stock. InsiderAlpha tracks every ONON SEC filing — Form 4, Form 144, and 8-K — in real time, including Rule 10b5-1 plan detection.
| SEC CIK | 0001858985 |
|---|
| Form 4 filings (90d) | 14 |
|---|---|
| Form 144 notices (90d) | 11 |
| Latest Form 4 filing | 2026-06-29 |
| Date | Insider | Role | Transaction | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| Miele Laura | Insider | F — Tax withholding / forfeiture | 434 | $36.92 | $16K | SEC | |
| Helmersson Helena | Insider | F — Tax withholding / forfeiture | 452 | $36.92 | $17K | SEC | |
| Durkin Dennis M | Insider | A — Grant or award | 2.1K | — | — | SEC | |
| Perez Alexandre | Insider | A — Grant or award | 2.1K | — | — | SEC | |
| Helmersson Helena | Insider | A — Grant or award | 1.7K | — | — | SEC | |
| Banse Amy | Insider | A — Grant or award | 1.7K | — | — | SEC | |
| Miele Laura | Insider | A — Grant or award | 1.7K | — | — | SEC | |
| Maguire Scott Andrew | COO | S — Open-market sale | 1.5K | $36.08 | $55K | SEC | |
| Maguire Scott Andrew | COO | M — Option exercise | 3.8K | $0.00 | — | SEC | |
| Bernhard Olivier | Executive Officer | P — Open-market purchase | 50.9K | $36.75 | $1.87M | SEC | |
| Bernhard Olivier | Executive Officer | P — Open-market purchase | 9.1K | $35.97 | $329K | SEC | |
| Coppetti Caspar Felix | Executive Officer & Co-CEO | P — Open-market purchase | 9.1K | $35.97 | $329K | SEC | |
| Coppetti Caspar Felix | Executive Officer & Co-CEO | P — Open-market purchase | 50.9K | $36.75 | $1.87M | SEC | |
| Allemann David Michael | Executive Officer & Co-CEO | P — Open-market purchase | 9.1K | $35.97 | $329K | SEC | |
| Allemann David Michael | Executive Officer & Co-CEO | P — Open-market purchase | 50.9K | $36.75 | $1.87M | SEC |
All transactions sourced from SEC EDGAR Form 4 filings for On Holding AG (ONON). Updated in real time as new filings are submitted to the SEC.
| Insider | Form 4 filings | Total transaction value |
|---|---|---|
| Maguire Scott Andrew | 5 | $55K |
| Bernhard Olivier | 2 | $2.20M |
| Hoffmann Martin | 2 | $300K |
| Miele Laura | 2 | $16K |
| Helmersson Helena | 2 | $17K |
Form 144 must be filed before insiders sell restricted or control stock above SEC thresholds. A cluster of Form 144 notices often precedes a wave of insider distribution.
SEC Form 4 transactions are reported with a one-letter code indicating the type of transaction. Common codes you'll see in ONON insider filings:
| P | Open-market purchase by the insider |
|---|---|
| S | Open-market sale by the insider |
| A | Grant, award, or other acquisition from the issuer |
| M | Exercise or conversion of derivative security (e.g. options) |
| F | Payment of exercise price or tax liability via share withholding |
| G | Bona-fide gift of securities |
| D | Disposition to the issuer (e.g. share buyback participation) |
| J | Other acquisition or disposition |
| X | Exercise of in-the-money or at-the-money derivative security |
| C | Conversion of derivative security |
| V | Transaction voluntarily reported earlier than required |
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