On Holding AG (ONON) Insider Trading
Directors, officers and holders of more than 10% of ONON report their trades in its stock on SEC Form 4, within two business days. Each row below is one Form 4 transaction line. The one-letter code says what kind of transaction it was: only P (purchase) and S (sale) are open-market or private trades; awards, option exercises, tax withholding and gifts carry other codes.
Recent Form 4 transactions
The 50 most recent of 53 transactions on file: 8 with code P, 7 with code S and 35 with other codes.
| Date | Insider | Title | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Sep 24, 2026 | Miele Laura | Director | F Tax Payment | 609 | $30.16 | $18,367 |
| Sep 24, 2026 | Helmersson Helena | Director | F Tax Payment | 633 | $30.16 | $19,091 |
| Sep 24, 2026 | Durkin Dennis M | Director | F Tax Payment | 723 | $30.16 | $21,806 |
| Sep 21, 2026 | Perez Alexandre | Director | A Award | 2,892 | Not measured | Not measured |
| Sep 21, 2026 | Durkin Dennis M | Director | A Award | 2,892 | Not measured | Not measured |
| Sep 21, 2026 | Miele Laura | Director | A Award | 2,433 | Not measured | Not measured |
| Sep 21, 2026 | Helmersson Helena | Director | A Award | 2,433 | Not measured | Not measured |
| Sep 21, 2026 | Banse Amy | Director | A Award | 2,433 | Not measured | Not measured |
| Sep 8, 2026 | Sluis Frank | CFO | S Sale | 687 | $27.74 | $19,059 |
| Sep 8, 2026 | Maguire Scott Andrew | COO | S Sale | 1,475 | $27.74 | $40,919 |
| Sep 5, 2026 | Maguire Scott Andrew | COO | M Exercise | 3,772 | Not measured | Not measured |
| Sep 5, 2026 | Sluis Frank | CFO | M Exercise | 1,684 | Not measured | Not measured |
| Sep 5, 2026 | Sluis Frank | CFO | M Exercise | 1,684 | Not measured | Not measured |
| Sep 5, 2026 | Maguire Scott Andrew | COO | M Exercise | 1,700 | Not measured | Not measured |
| Sep 5, 2026 | Maguire Scott Andrew | COO | M Exercise | 1,551 | Not measured | Not measured |
| Sep 5, 2026 | Maguire Scott Andrew | COO | M Exercise | 521 | Not measured | Not measured |
| Aug 14, 2026 | Coppetti Caspar Felix | Executive Officer & Co-CEO | P Purchase | 65,000 | $30.67 | $1,993,791 |
| Aug 14, 2026 | Bernhard Olivier | Executive Officer | P Purchase | 65,000 | $30.67 | $1,993,791 |
| Jun 25, 2026 | Miele Laura | Director | F Tax Payment | 434 | $36.92 | $16,023 |
| Jun 25, 2026 | Helmersson Helena | Director | F Tax Payment | 452 | $36.92 | $16,688 |
| Jun 22, 2026 | Helmersson Helena | Director | A Award | 1,736 | Not measured | Not measured |
| Jun 22, 2026 | Perez Alexandre | Director | A Award | 2,064 | Not measured | Not measured |
| Jun 22, 2026 | Durkin Dennis M | Director | A Award | 2,064 | Not measured | Not measured |
| Jun 22, 2026 | Sluis Frank | CFO | A Award | 20,221 | Not measured | Not measured |
| Jun 22, 2026 | Banse Amy | Director | A Award | 1,736 | Not measured | Not measured |
| Jun 22, 2026 | Miele Laura | Director | A Award | 1,736 | Not measured | Not measured |
| Jun 8, 2026 | Maguire Scott Andrew | COO | S Sale | 1,534 | $36.08 | $55,353 |
| Jun 5, 2026 | Maguire Scott Andrew | COO | M Exercise | 521 | Not measured | Not measured |
| Jun 5, 2026 | Maguire Scott Andrew | COO | M Exercise | 1,551 | Not measured | Not measured |
| Jun 5, 2026 | Maguire Scott Andrew | COO | M Exercise | 3,771 | Not measured | Not measured |
| Jun 5, 2026 | Maguire Scott Andrew | COO | M Exercise | 1,699 | Not measured | Not measured |
| May 14, 2026 | Coppetti Caspar Felix | Executive Officer & Co-CEO | P Purchase | 9,147 | $35.97 | $329,046 |
| May 14, 2026 | Allemann David Michael | Executive Officer | P Purchase | 50,856 | $36.75 | $1,869,161 |
| May 14, 2026 | Allemann David Michael | Executive Officer | P Purchase | 9,144 | $35.97 | $328,937 |
| May 14, 2026 | Bernhard Olivier | Executive Officer | P Purchase | 50,856 | $36.75 | $1,869,161 |
| May 14, 2026 | Bernhard Olivier | Executive Officer | P Purchase | 9,144 | $35.97 | $328,937 |
| May 14, 2026 | Coppetti Caspar Felix | Executive Officer & Co-CEO | P Purchase | 50,853 | $36.75 | $1,869,056 |
| Apr 27, 2026 | Hoffmann Martin | CEO | S Sale | 4,150 | $35.84 | $148,753 |
| Apr 20, 2026 | Hoffmann Martin | CEO | S Sale | 4,150 | $36.56 | $151,730 |
| Apr 13, 2026 | Hoffmann Martin | CEO | S Sale | 4,150 | $33.95 | $140,911 |
| Apr 6, 2026 | Hoffmann Martin | CEO | S Sale | 4,150 | $33.58 | $139,377 |
| Mar 26, 2026 | Helmersson Helena | Director | F Tax Payment | 440 | $35.16 | $15,470 |
| Mar 26, 2026 | Miele Laura | Director | F Tax Payment | 423 | $35.16 | $14,873 |
| Mar 24, 2026 | Perez Alexandre | Director | A Award | 2,008 | Not measured | Not measured |
| Mar 24, 2026 | Helmersson Helena | Director | A Award | 1,689 | Not measured | Not measured |
| Mar 24, 2026 | Hoffmann Martin | CEO | J Other | 1,051,966 | Not measured | Not measured |
| Mar 24, 2026 | Hoffmann Martin | CEO | J Other | 2,110,534 | Not measured | Not measured |
| Mar 24, 2026 | Hoffmann Martin | CEO | J Other | 105,197 | Not measured | Not measured |
| Mar 24, 2026 | Hoffmann Martin | CEO | J Other | 211,053 | Not measured | Not measured |
| Mar 24, 2026 | Durkin Dennis M | Director | A Award | 2,008 | Not measured | Not measured |
The full Form 4 history is on the ONON company page (Insider Trades card, View all).
Questions about this data
Which insider transactions are open-market trades?
Code P (open market or private purchase) and code S (open market or private sale). Code F is shares withheld to pay tax on vesting stock, A is an award from the company, M and X are option exercises and G is a gift. None of those is the insider choosing to buy or sell in the market.
How quickly are insider trades reported?
A Form 4 is due before the end of the second business day after the trade. The date shown is the transaction date from the form.
Who has to file Form 4?
Officers, directors and beneficial owners of more than 10% of a class of the company’s registered equity, under Section 16 of the Securities Exchange Act.
Look up any code in the Form 4 transaction code reference, or read Form 4 codes explained.