Wealthsimple says a security breach on Saturday leaked sensitive data of some of its clients, including social insurance numbers, financial details including account numbers, government IDs provided during the signup process and IP addresses.

However, the investment management platform says no funds were stolen and that all accounts remain secure.

"We acted quickly and in a few hours the issue was contained. Our security team, with the help of external experts, immediately began a thorough investigation," the company said in a statement .

Wealthsimple says third-party software was compromised, which allowed customer data to be accessed. In an email to CBC News, a spokesperson did not say which company provided the software. WATCH | Five years after the Desjardins breach:

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