Answers
US series EE savings Bonds are non marketable interest providing bonds with a promised return to double the value in 20 years.
The current rate is 0.10% for bonds issued from May to Oct 2019
Minimum purchase is $25
The maximum purchase is $10000 per calender year
These bonds are purchased for 50% of the face value. Thus an investor would pay $50 for a bonds of face value $100.
Denomination: $25 and above, in penny increments for above
Issue of bond : Electronically in TreasuryDirect
These bonds are not traded in open market. They can be brought or sold through private placements or in OTC (over the counter)
.