U.S. Financial savings Bond Interest Charges starting Might 1st, 2010 thru Oct. 31st, 2010:
Savings Bond Series | Current rate if purchased between May 1st, 2010 and Oct. 31st, 2010 | Rate of prior period (Nov. 1st, 2009 to April 30th, 2010) | Change from prior 6-month period |
| Series EE Bonds **: | 1.40% | 1.20% | + 0.2% |
| Series I Bonds **: | 1.74% | 3.36% | -1.62% |
| Series I Bond Variable Rate: | 1.54% | 3.06% | -1.52% |
| Series I Bond Fixed Rate: | 0.20% | 0.30% | -0.1% |
| Series HH Bonds: | 1.5% | 1.5% | ---% |
| Series E Bonds: | --- | Varies from 3.98% to 6% | Varies |