Shareholding disclosure

Rubric Capital Management LP

Declared position

3.099%

Threshold

Crossed upwards

Timeline

Published

30.04.2026

Transaction

13.03.2026

Voting rights breakdown

Voting rights acquired3.099%

Voting rights sold0%

Below threshold0%

Notice details

CategoryCollective investment vehicle

ExchangeXSWX

Notification ID

ZA03-000000000S0I9

Beneficial owner

Rubric Capital Management LP

Declared address

Rubric Capital Management LP, New York, NY, US

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Shareholding disclosure

Rubric Capital Management LP

Idorsia Ltd30.04.2026ZA03-000000000S0I9

Disclosure summary

Rubric Capital Management LP disclosed a holding in Idorsia Ltd on the acquisition side, published by SIX Exchange Regulation on 30.04.2026, at 3.099% of voting rights. Notice category: Collective investment vehicle.

Disclosed position

3.099%

Voting rights acquired

Voting rights acquired3.099%

Voting rights sold0%

Below threshold0%

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Disclosure detail

Rubric Capital Management LP disclosed a holding in Idorsia Ltd, published on 30.04.2026.

Publication date30.04.2026

Transaction date13.03.2026

Issuing companyIdorsia Ltd

Beneficial ownerRubric Capital Management LP

Declared addressRubric Capital Management LP, New York, NY, US

CategoryCollective investment vehicle

Voting rights acquired3.099%

Voting rights sold0%

Below threshold0%

ExchangeXSWX

Notification IDZA03-000000000S0I9

Source: SIX Exchange Regulation · Publication date: 30.04.2026

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

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