Stocks to watch on the Australian stock exchange at noon on Wednesday:

NBL – NONI B – steady at 53 cents.

Clothing retail Noni B has acquired the Queenspark and Events brands from a subsidiary of BD standard.

RTA – RUTILA RESOURCES – up one cent, or 7.41 per cent, at 14.5 cents.

Junior explorer Rutila Resources is negotiating an agreement with the West Australian government to develop an iron ore rail and port project in the Pilbara.

STO – SANTOS – up eight cents, or 0.98 per cent, at $8.28

WPL – WOODSIDE PETROLEUM – up 16 cents, or 0.42 per cent, at $38.18

OSH – OIL SEARCH – up eight cents, or 1.92 per cent, at $7.92

ORG – ORIGIN ENERGY – up 17 cents, or 1.47 per cent, at $11.77

Oil prices bounced from their five year lows overnight, which has given key key stocks a boost.