Shareholding disclosure

OC Oerlikon Corporation AG

Collectively declared rate

3.058%

Threshold

Crossed upwards

Timeline

Published

20.11.2025

Transaction

31.10.2025

Voting rights breakdown

Voting rights acquired3.058%

Voting rights sold0%

Below threshold0%

Declared beneficial owners · 2

A single, collectively filed disclosure: the voting-rights rate applies to the whole group, not to each person.

Notice details

CategoryGroup of shareholders

ExchangeXSWX

Notification ID

ZA02-000000000R6N0

Beneficial owner

Michael E. Martino

Declared address

Michael E. Martino, Westport, CT, US

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Shareholding disclosure

OC Oerlikon Corporation AG

OC Oerlikon Corporation AG20.11.2025ZA02-000000000R6N0

Disclosure summary

Michael E. Martino disclosed a holding in OC Oerlikon Corporation AG on the acquisition side, published by SIX Exchange Regulation on 20.11.2025, at 3.058% of voting rights. The filing groups 2 beneficial owners declared together. Notice category: Group of shareholders.

Disclosed position

Collectively declared rate

2 people

3.058%

Voting rights acquired

Voting rights acquired3.058%

Voting rights sold0%

Below threshold0%

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Declared beneficial owners · 2 people

A single, collectively filed disclosure: the voting-rights rate applies to the whole group, not to each person.

Disclosure detail

Michael E. Martino disclosed a holding in OC Oerlikon Corporation AG, published on 20.11.2025.

Publication date20.11.2025

Transaction date31.10.2025

Issuing companyOC Oerlikon Corporation AG

Beneficial ownerMichael E. Martino

Declared addressMichael E. Martino, Westport, CT, US

CategoryGroup of shareholders

Voting rights acquired3.058%

Voting rights sold0%

Below threshold0%

ExchangeXSWX

Notification IDZA02-000000000R6N0

Source: SIX Exchange Regulation · Publication date: 20.11.2025

These figures aggregate public disclosures. They are not investment advice.

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