Nasdaq Stockholm AB First North Growth Market - Equities Correction of exchange notice 122/21: Listing of Idun Industrier AB (publ) on Nasdaq First North Growth Market (125/21) Correction refers to Tick Size table, marked in bold below. On request of Idun Industrier AB (publ), company registration number 556924-7009, Nasdaq Stockholm AB has admitted the company's shares to trading on Nasdaq First North Growth Market Sweden with effect from March 25, 2021. Shares Short name: IDUN B Maximum number of class B shares to be listed: 7,332,567 ISIN code: SE0013512464 Round Lot: 1 Order book ID: 218993 Company Registration Number: 556924-7009 Market segment: First North STO Tick Size table: MiFID II tick size table MIC code: SSME Trading currency: SEK Classification Code Name 50 Industrials 5020 Industrial Goods and Services This information is distributed at the request of the Certified Adviser, Avanza Bank AB. For further information, please call Avanza Bank AB on +46 8 409 427 47. When issued trading Trading will be on a when issued basis from March25 up and including March 26, 2021, i.e. trading will begin before all conditions in the offering have been fulfilled and will cease if the offering is not completed. For further information see pages 24, 99-100 in the prospectus.