On December 12th the ECB announced it was lowering the three key ECB interest rates by 25 basis points. Accordingly, the interest rates on the deposit facility, the main refinancing operations and the marginal lending facility will be decreased to 3%, 3.15% and 3.4% respectively, with effect from 18th Dec 2024.
The ECB deposit rate was cut to 3.25% on Oct 23rd. Before that It was reduced from 3.75% to 3.5% on Sept 18th 2024.
See the Historic ECB Rates here