In case of 'Zero interest Fully Convertible Debentures', (ZFCD) return to debenture holders is available in the form of
1
Difference between the issue price of ZFCD and the market price of converted share
2
Difference between the issue price of ZFCD and the redemption value given by the company
3
Interest over the life of ZFCD
4
Interest + difference between the issue price of ZFCD and redemption value