Private equity firms Bain Capital LP and Carlyle Group LP are still in buyout discussions with German lighting group Osram Licht AG, Reuters reported.

An Osram spokesman told Reuters that due diligence remains underway.

German magazine Boerse Online reported that the potential buyers could offer €35 per share for Osram in the coming weeks, according to the report.

Spokeswomen for Bain and Carlyle did not comment on the matter, the report noted.