Royal Bank of Scotland (RBS) slips 1.6% to 331.2p as Nathan Bostock resigns as finance director after only 10 weeks in the job. His successor is yet to be named. Bostock is to join rival bank Santander (BNC) as deputy chief executive of its UK operations.
FirstGroup (FGP) is under attack from activist investor Sandell. Proposals to break up the transport operator excite the market as the share price rises 3.8% to 120.4p. We look at Sandell's proposals in more detail here.
Semiconductor designer Imagination Technologies (IMG) is in the dog house after a messy first-half period showing profits slumping. The shares drop 15% to 210.7p. We look at the situation in more detail here.
South East Asian explorer Salamander Energy (SMDR) gains 6.1% to 112.5p on a positive update from its 100%-owned Bualuang oil field in Thailand. As well as making operational progress the group has also upped internal estimates of the total amount of oil contained in the field from 180 million barrels to more than 20 million barrels. Separately the group announces its first licence award in Malaysia.
FTSE 100 defence firm BAE Systems (BA.) gains 2.5% to 425.8p on news of a budget agreement in the US which could help mitigate the impact of so-called 'sequestration' on the country's defence spending.
Imperial Leather soap-to-St Tropez tanning products maker PZ Cussons (PZC) gives up 2.1p at 378p as an in-line trading update fails to wow investors. For the half to 30 November, sales and operating profits were 4% and 6% higher, though the £1.6 billion cap flags currency pressures and admits the trading environment 'in most markets' remains challenging.
Investors warm to Oxford Instruments' (OXIG) takeover of cameras technology developer Andor Technology (AND:AIM) after the latter's management finally recommends a sweetened 525p per share, £176 million offer. Oxford shares rally 5% to £16.42.
Portable hotels group Snoozebox (ZZZ:AIM) jumps 14% to 13.25p after management give the first signs of a turnaround in the business. Snoozebox has struggled with accounting and management issues, resulting in a sharp sell-off in its stock. Chairman David Morrison today says the business should see 80% revenue growth this year and start 2014 with more than £4 million net cash. Yet he warns that Snoozebox still needs to raise more money to support its growth plans.
Cloud services supplier Outsourcery (OUT:AIM), run by Dragon's Den star Piers Linney, loses 4% to 115p after tapping investors for an extra £4.2 million of cash. The placing is priced at 112p against a close yesterday of 120p, having joined the stockmarket in May at 110p.
Brain specialist IXICO (IXI:AIM) rises 2.3% to 109.5p on news of its launch of dementia diagnosis device Assessain in partnership with InHealth, a healthcare services provider to the NHS and private companies.
Cannabinoid-based drug company GW Pharmaceuticals (GWP:AIM) gains 2.5% to 156.8p as it secures the US rights to using cannabinoids to treat glioma, a form of brain tumour that accounts for 46% of all such cancers in the US each year.