ONON
On Holding AGTrades by corporate insiders — officers, directors and holders of more than 10% of the shares — disclosed to the SEC on Forms 3, 4 and 5. Form 4 must be filed within two business days of the trade.
Insider Sentiment Score Cluster buy
Peer-relative 0–100 rank of how aggressively insiders accumulated over the trailing 90 days. See the full ranking.
| Date | Insider | Role | Type | Security | Shares |
|---|---|---|---|---|---|
| 2026-06-25 | Miele Laura |
Director |
Tax↓
Filing footnotes — Class A Shares (Direct)
The shares are withheld at the election of the reporting person to satisfy tax withholding obligations in connection with the release of shares underlying restricted stock units granted on June 22, 2026, as reported on the Reporting Person's Form 4 filed on June 24, 2026. The transaction does not represent a discretionary trade by the Reporting Person. |
Class A Shares
|
434 |
| 2026-06-25 | Helmersson Helena |
Director |
Tax↓
Filing footnotes — Class A Shares (Direct)
The shares are withheld at the election of the reporting person to satisfy tax withholding obligations in connection with the release of shares underlying restricted stock units granted on June 22, 2026, as reported on the Reporting Person's Form 4 filed on June 24, 2026. The transaction does not represent a discretionary trade by the Reporting Person. |
Class A Shares
|
452 |
| 2026-06-22 | Perez Alexandre |
Director |
Award↑
Filing footnotes — Class A Shares (Direct)
On June 22, 2026, the Reporting Person was granted 2,064 restricted stock units, which vested into Class A Shares immediately after the grant. |
Class A Shares
|
2,064 |
| 2026-06-22 | Miele Laura |
Director |
Award↑
Filing footnotes — Class A Shares (Direct)
On June 22, 2026, the Reporting Person was granted 1,736 restricted stock units, which vested into Class A Shares immediately after the grant. |
Class A Shares
|
1,736 |
| 2026-06-22 | Banse Amy |
Director |
Award↑
Filing footnotes — Class A Shares (Direct)
On June 22, 2026, the Reporting Person was granted 1,736 restricted stock units, which vested into Class A Shares immediately after the grant. |
Class A Shares
|
1,736 |
| 2026-06-22 | Durkin Dennis M |
Director |
Award↑
Filing footnotes — Class A Shares (Direct)
On June 22, 2026, the Reporting Person was granted 2,064 restricted stock units, which vested into Class A Shares immediately after the grant. |
Class A Shares
|
2,064 |
| 2026-06-22 | Sluis Frank |
CFO |
Award↑
Filing footnotes — Restricted Stock Units (Direct)
Each restricted stock unit represents a contingent right to receive one share of the Issuer's class A shares. Granted 06/22/2026; vests quarterly in 1/12 installments ending 06/05/2029. |
Restricted Stock Units
|
20,221 |
| 2026-06-22 | Helmersson Helena |
Director |
Award↑
Filing footnotes — Class A Shares (Direct)
On June 22, 2026, the Reporting Person was granted 1,736 restricted stock units, which vested into Class A Shares immediately after the grant. |
Class A Shares
|
1,736 |
| 2026-06-08 | Maguire Scott Andrew |
COO |
Sell↓
|
Class A shares
|
1,534 |
| 2026-06-05 | Maguire Scott Andrew |
COO |
Convert↑
Filing footnotes — Class A shares (Direct)
Shares acquired upon the vesting and settlement of restricted stock units at no additional cost. See Table II. |
Class A shares
|
3,771 |
| 2026-06-05 | Maguire Scott Andrew |
COO |
Convert↓
Filing footnotes — Restricted Stock Units (Direct)
Each restricted stock unit represents a contingent right to receive one share of the Issuer's class A shares. Granted on 03/23/2026; vests quarterly in 1/12 installments ending 03/05/2029. |
Restricted Stock Units
|
1,699 |
| 2026-06-05 | Maguire Scott Andrew |
COO |
Convert↓
Filing footnotes — Restricted Stock Units (Direct)
Each restricted stock unit represents a contingent right to receive one share of the Issuer's class A shares. Granted 06/23/2025; vests quarterly in 1/12 installments ending 06/05/2028. |
Restricted Stock Units
|
1,551 |
| 2026-06-05 | Maguire Scott Andrew |
COO |
Convert↓
Filing footnotes — Restricted Stock Units (Direct)
Each restricted stock unit represents a contingent right to receive one share of the Issuer's class A shares. Granted 04/01/2026; vests quarterly in 1/12 installments ending 03/05/2029. |
Restricted Stock Units
|
521 |
| 2026-05-14 | Allemann David Michael |
Director, Executive Officer |
Buy↑
Filing footnotes — Class A Shares (Direct)
The reported price is a weighted average purchase price. These shares were purchased in multiple transactions at prices ranging from $35.3800 to $36.3700, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote. |
Class A Shares
|
9,144 |
| 2026-05-14 | Bernhard Olivier |
Director, Executive Officer |
Buy↑
Filing footnotes — Class A Shares (Direct)
The reported price is a weighted average purchase price. These shares were purchased in multiple transactions at prices ranging from $35.3800 to $36.3700, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote. |
Class A Shares
|
9,144 |
| 2026-05-14 | Bernhard Olivier |
Director, Executive Officer |
Buy↑
Filing footnotes — Class A Shares (Direct)
The reported price is a weighted average purchase price. These shares were purchased in multiple transactions at prices ranging from $36.3800 to $36.9700, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote. |
Class A Shares
|
50,856 |
| 2026-05-14 | Coppetti Caspar Felix |
Director, Executive Officer |
Buy↑
Filing footnotes — Class A Shares (Direct)
The reported price is a weighted average purchase price. These shares were purchased in multiple transactions at prices ranging from $35.3800 to $36.3700, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote. |
Class A Shares
|
9,147 |
| 2026-05-14 | Allemann David Michael |
Director, Executive Officer |
Buy↑
Filing footnotes — Class A Shares (Direct)
The reported price is a weighted average purchase price. These shares were purchased in multiple transactions at prices ranging from $36.3800 to $36.9700, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote. |
Class A Shares
|
50,856 |
| 2026-05-14 | Coppetti Caspar Felix |
Director, Executive Officer |
Buy↑
Filing footnotes — Class A Shares (Direct)
The reported price is a weighted average purchase price. These shares were purchased in multiple transactions at prices ranging from $36.3800 to $36.9700, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote. |
Class A Shares
|
50,853 |
| 2026-05-01 | Sluis Frank |
CFO |
Other↑
|
No Securities Owned
|
0 |
| 2026-04-27 | Hoffmann Martin |
CEO |
Sell↓
Filing footnotes — Class A Shares (Direct)
The sales reported were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on May 30, 2025. The reported price is a weighted average price. These shares were sold in multiple transactions at prices ranging from $35.4150 to $36.1800, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. |
Class A Shares
|
4,150 |
| 2026-04-20 | Hoffmann Martin |
CEO |
Sell↓
Filing footnotes — Class A Shares (Direct)
The sales reported were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on May 30, 2025. The reported price is a weighted average price. These shares were sold in multiple transactions at prices ranging from $35.9000 to $37.3950, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. |
Class A Shares
|
4,150 |
| 2026-04-13 | Hoffmann Martin |
CEO |
Sell↓
Filing footnotes — Class A Shares (Direct)
The sales reported were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on May 30, 2025. The reported price is a weighted average price. These shares were sold in multiple transactions at prices ranging from $33.1800 to $34.3950, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. |
Class A Shares
|
4,150 |
| 2026-04-06 | Hoffmann Martin |
CEO |
Sell↓
Filing footnotes — Class A Shares (Direct)
The sales reported were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on May 30, 2025. The reported price is a weighted average price. These shares were sold in multiple transactions at prices ranging from $33.1000 to $33.9550, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. |
Class A Shares
|
4,150 |
| 2026-03-30 | Hoffmann Martin |
CEO |
Sell↓
Filing footnotes — Class A Shares (Direct)
The sales reported were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on May 30, 2025. The reported price is a weighted average price. These shares were sold in multiple transactions at prices ranging from $31.7650 to $33.0900, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. |
Class A Shares
|
4,150 |
| 2026-03-27 | Hoffmann Martin |
CEO |
Convert↑
Filing footnotes — Class A Shares (Direct)
Options exercised on March 27, 2026. Shares settled on March 30, 2026. Exercise price in cash. Shares acquired upon exercise of stock option described in Table II. |
Class A Shares
|
11,329 |
| 2026-03-27 | Hoffmann Martin |
CEO |
Convert↑
Filing footnotes — Class A Shares (Direct)
Options exercised on March 27, 2026. Shares settled on March 30, 2026. Exercise price in cash. Shares acquired upon exercise of stock option described in Table II. |
Class A Shares
|
12,500 |
| 2026-03-27 | Hoffmann Martin |
CEO |
Convert↓
Filing footnotes — Stock Option (Right to Buy) (Direct)
Options exercised on March 27, 2026. Shares settled on March 30, 2026. Exercise price in cash. Stock Option granted under the Issuer's Long Term Incentive Plan 2020 (the "LTIP 2020"). All options granted under the LTIP 2020 met their full vesting requirements in connection with the Issuer's initial public offering in September 2021, which constituted an exit event. Outstanding awards under the LTIP 2020 are fully vested and exercisable. Vested options may be exercised until the seventh anniversary of the contractual granting date. |
Stock Option (Right to Buy)
|
11,329 |
| 2026-03-27 | Hoffmann Martin |
CEO |
Convert↓
Filing footnotes — Stock Option (Right to Buy) (Direct)
Options exercised on March 27, 2026. Shares settled on March 30, 2026. Exercise price in cash. Stock Option granted under the Issuer's Long Term Incentive Plan 2020 (the "LTIP 2020"). All options granted under the LTIP 2020 met their full vesting requirements in connection with the Issuer's initial public offering in September 2021, which constituted an exit event. Outstanding awards under the LTIP 2020 are fully vested and exercisable. Vested options may be exercised until the seventh anniversary of the contractual granting date. |
Stock Option (Right to Buy)
|
12,500 |
| 2026-03-26 | Helmersson Helena |
Director |
Tax↓
Filing footnotes — Class A Shares (Direct)
The shares are withheld at the election of the reporting person to satisfy tax withholding obligations in connection with the release of shares underlying restricted stock units. The transaction does not represent a discretionary trade by the Reporting Person. |
Class A Shares
|
440 |
| 2026-03-26 | Miele Laura |
Director |
Tax↓
Filing footnotes — Class A Shares (Direct)
The shares are withheld at the election of the Reporting Person to satisfy tax withholding obligations in connection with the release of shares underlying restricted stock units. This transaction does not represent a discretionary trade by the Reporting Person. |
Class A Shares
|
423 |
| 2026-03-24 | Hoffmann Martin |
CEO |
Other↓
Filing footnotes — Non-Qualified Stock Option (Right to Buy) (Direct)
Effective as of March 24, 2026, 1,051,966 options to purchase Class B ordinary shares held by the Reporting Person were converted based on a board resolution into 105,197 options to purchase Class A ordinary shares. In connection with the conversion, the exercise price was adjusted from 0.773 to 7.73 per share. Except for the change in the class and number of underlying securities and the corresponding exercise price adjustment, the terms of such options remained unchanged. Stock Option granted under the Issuer's Long Term Incentive Plan 2020 (the "LTIP 2020"). All options granted under the LTIP 2020 met their full vesting requirements in connection with the Issuer's initial public offering in September 2021, which constituted an exit event. Outstanding awards under the LTIP 2020 are fully vested and exercisable. Vested options may be exercised until the seventh anniversary of the contractual granting date. The Class B Shares are subject to transfer restrictions and rights of first refusal in favor of the other members of the Issuer's extended founder team pursuant to a shareholders' agreement. Upon the occurrence of certain individual or general sunset events specified in the shareholders' agreement, the Class B Shares are subject to mandatory conversion into Class A Shares within a specified timeframe. Conversion of Class B Shares into Class A Shares results in ten (10) Class B Shares being converted into one (1) Class A Share |
Non-Qualified Stock Option (Right to Buy)
|
1,051,966 |
| 2026-03-24 | Hoffmann Martin |
CEO |
Other↓
Filing footnotes — Non-Qualified Stock Option (Right to Buy) (Direct)
Effective as of March 24, 2026, 2,110,534 options to purchase Class B ordinary shares held by the Reporting Person were converted based on a board resolution into 211,053 options to purchase Class A ordinary shares. In connection with the conversion, the exercise price was adjusted from 0.773 to 7.73 per share. Except for the change in the class and number of underlying securities and the corresponding exercise price adjustment, the terms of such options remained unchanged. Stock Option granted under the Issuer's Long Term Incentive Plan 2020 (the "LTIP 2020"). All options granted under the LTIP 2020 met their full vesting requirements in connection with the Issuer's initial public offering in September 2021, which constituted an exit event. Outstanding awards under the LTIP 2020 are fully vested and exercisable. Vested options may be exercised until the seventh anniversary of the contractual granting date. The Class B Shares are subject to transfer restrictions and rights of first refusal in favor of the other members of the Issuer's extended founder team pursuant to a shareholders' agreement. Upon the occurrence of certain individual or general sunset events specified in the shareholders' agreement, the Class B Shares are subject to mandatory conversion into Class A Shares within a specified timeframe. Conversion of Class B Shares into Class A Shares results in ten (10) Class B Shares being converted into one (1) Class A Share |
Non-Qualified Stock Option (Right to Buy)
|
2,110,534 |
| 2026-03-24 | Hoffmann Martin |
CEO |
Other↑
Filing footnotes — Non-Qualified Stock Option (Right to Buy) (Direct)
Effective as of March 24, 2026, 2,110,534 options to purchase Class B ordinary shares held by the Reporting Person were converted based on a board resolution into 211,053 options to purchase Class A ordinary shares. In connection with the conversion, the exercise price was adjusted from 0.773 to 7.73 per share. Except for the change in the class and number of underlying securities and the corresponding exercise price adjustment, the terms of such options remained unchanged. Stock Option granted under the Issuer's Long Term Incentive Plan 2020 (the "LTIP 2020"). All options granted under the LTIP 2020 met their full vesting requirements in connection with the Issuer's initial public offering in September 2021, which constituted an exit event. Outstanding awards under the LTIP 2020 are fully vested and exercisable. Vested options may be exercised until the seventh anniversary of the contractual granting date. |
Non-Qualified Stock Option (Right to Buy)
|
211,053 |
| 2026-03-24 | Durkin Dennis M |
Director |
Award↑
Filing footnotes — Class A Shares (Direct)
On March 24, 2026, the Reporting Person was granted 2,008 restricted stock units, which vested into Class A Shares immediately after the grant. |
Class A Shares
|
2,008 |
| 2026-03-24 | Hoffmann Martin |
CEO |
Other↑
Filing footnotes — Non-Qualified Stock Option (Right to Buy) (Direct)
Effective as of March 24, 2026, 1,051,966 options to purchase Class B ordinary shares held by the Reporting Person were converted based on a board resolution into 105,197 options to purchase Class A ordinary shares. In connection with the conversion, the exercise price was adjusted from 0.773 to 7.73 per share. Except for the change in the class and number of underlying securities and the corresponding exercise price adjustment, the terms of such options remained unchanged. Stock Option granted under the Issuer's Long Term Incentive Plan 2020 (the "LTIP 2020"). All options granted under the LTIP 2020 met their full vesting requirements in connection with the Issuer's initial public offering in September 2021, which constituted an exit event. Outstanding awards under the LTIP 2020 are fully vested and exercisable. Vested options may be exercised until the seventh anniversary of the contractual granting date. |
Non-Qualified Stock Option (Right to Buy)
|
105,197 |
| 2026-03-24 | Banse Amy |
Director |
Award↑
Filing footnotes — Class A Shares (Direct)
On March 24, 2026, the Reporting Person was granted 1,689 restricted stock units, which vested into Class A Shares immediately after the grant. |
Class A Shares
|
1,689 |
| 2026-03-24 | Miele Laura |
Director |
Award↑
Filing footnotes — Class A Shares (Direct)
On March 24, 2026, the Reporting Person was granted 1,689 restricted stock units, which vested into Class A Shares immediately after the grant. |
Class A Shares
|
1,689 |
| 2026-03-24 | Helmersson Helena |
Director |
Award↑
Filing footnotes — Class A Shares (Direct)
On March 24, 2026, the Reporting Person was granted 1,689 restricted stock units, which vested into Class A Shares immediately after the grant. |
Class A Shares
|
1,689 |
| 2026-03-24 | Perez Alexandre |
Director |
Award↑
Filing footnotes — Class A Shares (Direct)
On March 24, 2026, the Reporting Person was granted 2,008 restricted stock units, which vested into Class A Shares immediately after the grant. |
Class A Shares
|
2,008 |
| 2026-03-23 | Hoffmann Martin |
CEO |
Sell↓
Filing footnotes — Class A Shares (Direct)
The sales reported were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on May 30, 2025. The reported price is a weighted average price. These shares were sold in multiple transactions at prices ranging from $38.3100 to $40.4950, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. |
Class A Shares
|
4,150 |
| 2026-03-20 | Hoffmann Martin |
CEO |
Convert↑
Filing footnotes — Class A Shares (Direct)
Options exercised on March 20, 2026. Shares settled on March 23, 2026. Exercise price paid in cash. The late filing resulted from an administrative error during the initial implementation of Section 16(a) reporting obligations for foreign private issuers. Shares acquired upon exercise of stock options described in Table II. |
Class A Shares
|
25,000 |
| 2026-03-20 | Hoffmann Martin |
CEO |
Convert↓
Filing footnotes — Stock Option (Right to Buy) (Direct)
Options exercised on March 20, 2026. Shares settled on March 23, 2026. Exercise price paid in cash. The late filing resulted from an administrative error during the initial implementation of Section 16(a) reporting obligations for foreign private issuers. Stock Option granted under the Issuer's Long Term Incentive Plan 2020 (the "LTIP 2020"). All options granted under the LTIP 2020 met their full vesting requirements in connection with the Issuer's initial public offering in September 2021, which constituted an exit event. Outstanding awards under the LTIP 2020 are fully vested and exercisable. Vested options may be exercised until the seventh anniversary of the contractual granting date. |
Stock Option (Right to Buy)
|
25,000 |