Meta is starting to issue refunds to advertisers impacted by a glitch last month that resulted in overspending and higher than usual CPAs. Some advertisers got their refunds starting on May 12. On April 23, Meta spent advertisers’ the daily budgets in a matter of hours. You can read more about it in our story: A catastrophic Meta bug caused overspending, higher-than-average CPAs. “Refunds for ad glitches are typically cents on the dollar, and Meta doesn’t tell advertisers how it calculates the payout,” as Bloomberg noted.