Today's biggest winners and losers in the stock market.

On this episode of Stock Movers:

- Blue Owl Capital (OWL) shares tumbled after a decision to restrict withdrawals from one of its private credit funds raised fresh concern over the risks bubbling under the surface of the $1.8 trillion market.
Shares of the alternative asset manager fell about 10% on Thursday to their lowest level in two and a half years.

- Grail (GRAL) shares tumble after the early cancer detection test maker said Galleri, its multi-cancer screener, failed to meet its primary endpoint of statistically significant reduction in combined Stage III and IV cancer. The firm also reported earnings.

- Opendoor Technologies (OPEN) shares rise as the online marketplace for residential real estate reported revenue for the fourth quarter that beat the average analyst estimate. Bloomberg Intelligence notes that Opendoor’s platform turnaround bolsters growth. 

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