twentyfour income fund ltd said friday that it has raised its minimum annual dividend target to 8 pence 96 cents a share from 7 pence effective immediately the londonlisted closedended fund had raised its minimum target to 7 pence from 6 pence in september now that rates have risen we are pleased to be able to pass on the benefits of our floating rate exposure and strong cash flows to tfif shareholders chair bronwyn curtis said shares at 1552 gmt were up 05 pence or 05 at 1020 pence