How can I repent from buying shares in haram companies?

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Check below answers in case you are looking for other related questions:
How can he get rid of shares in riba-based banks?
Investing in football clubs

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Interest based loans
Ruling on subscribing to the Middle East Specialist Cable company
Selling by instalments to the one who issued instructions to buy
How can he get rid of shares in riba-based banks?
Investing in football clubs

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