The price of shares in Gooch & Housego has plunged by 23.70% after the firm’s profits before tax fell by 71.8% during the half year ended 31st March.
Shares in AIM-listed home automation specialist LightwaveRF climbed 5.10% after its revenues for the six months ended 31st March more than doubled.
AIM-listed pharmaceutical firm Shield Therapeutics has seen its share price drop by 3.55% after legal proceedings were lodged against it.
The price of shares in FTSE 100 drug giant AstraZeneca has risen by 1.87% after announced results for Phase III trials of its Lynparza treatment.
Shares in FTSE 250 gambling operator Rank Group climbed by 3.40% after it confirmed that it was in advanced talks relating to a takeover of Stride.
Shares in AIM-listed podcast specialist Audioboom tumbled by 15.22% to 1.95p after losses narrowed slightly during the year ended 31st December.
Shares in AIM-listed Beowulf Mining rose 1.92% after the company said that the new Swedish government could allow work to resume at the Kallak North site in the near future.
Shares in FTSE 100 chemicals firm Johnson Matthey dropped by 4.15% despite the company reporting a 53% increase in pre-tax profits.
SolGold has seen its share price drop by 13.05% as a potential referendum on the legality of mining in regions where it operates heads to the courts.
The share price of AIM-listed Amino Technologies has climbed after the Bolivian State broadcaster began distributing set-top boxes running on its software.
