- Microsoft Teams is making Slack investors nervous with its growth MarketWatch
- Slack stock drops as Microsoft claims big lead with 20 million Teams users CNBC
- Slack plunges 11% after Microsoft’s rival messaging platform extends its lead with 20 million daily active users Business Insider
- Microsoft Teams now has over 20 million DAU Daily Active Users Tom Talks Blog
- Slack Tanks as Microsoft Says Teams App Has 20 Million Daily Users TheStreet.com
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