The AIM-listed company's share price dropped from 27.5p at Wednesday's close to as low as 21p after the announcement yesterday. It recovered to 24p by 10am today.
IPT's share price reached 180p in November last year, following its admission in August that it had received an approach.
Since then it has been in discussions with various parties, which are reported to have included newspaper group Trinity Mirror.
Today it said it is undertaking a thorough review of its UK divisions to restore them to profitability: "This review includes a full assessment of their ongoing operational and financial targets."