Andalas Energy and Power Plc (LON:ADL) shares were down as the AIM-quoted firm announced a North Sea oil acquisition - picking up a 14% interest in an explorer with a stake in a 2018 well - and at the same time it is raising new equity to fund the deal.
It is issuing ?600,000 worth of new shares at a price of 0.017 per share, and additional shares are also being issued as part of the deal consideration.
On AIM, the Andalas price reduced by 12.8% to trade at 0.017p.
Velocity Composites Plc (LON:VEL), a supplier to the aerospace industry, slumped 20% after issuing a profit warning - telling investors that evenues and profitability for the full year will be below market forecasts and it will have a reduced knock-on effect in future years.
Ten Lifestyle Group Plc (LON:TENG) cautioned that net revenue for 2018 and 2019 will be below previous expectations.
The company which describes itself as a 'lifestyle and travel platform for the world's wealthy and mass affluent' blamed the time delay between contract tender and revenue generation, slippage in large contract timings, and weaker than expected growth with a contract in the Americas.
It also flagged that is now unlikely to win a "significant global tender" which it had previously expected to secure.
Ten shares were down 42p or 27% to 113p.
Glencore Plc (LON:GLEN) shares were down 2.8%, trading at 357.45p, as a broker downgrade weighed on the miner and commodity trader.
Freezing orders filed on Glencore's two Democratic Republic of Congo (DRC) assets triggered the downgrade from RBC Capital Markets, which says the latest news "complicates the DRC picture for Glencore".
RBC has moved its rating to 'outperform' from "top pick', and, cut its price target to 410p from 460p.
It represents another wrinkle of risks for investors in the group, which reports results on Thursday, as investors are already mindful of Glencore's business interests in Russia.
Moving in the opposite direction BHP Billiton plc (LON:BLT) and Anglo American Plc (LON:AAL) both rose over 1%.
Elsewhere, investors in WPP Plc (LON:WPP) welcomed news that the Sorrell-less ad agency had beaten expectations for first-quarter sales.
Today's are the first set of results to be published without founder Martin Sorrell, who stepped down earlier this month, and the group said adjusted like-for-like net sales were down 0.1% in the first quarter of 2018, much better than the around 1% decline expected by analysts.
WPP shares gained 77.5p or 6.75% to trade at 1,226p each.
Shares in J Sainsbury plc (LON:SBRY) shot up 15% in Monday's early deals as investors flocked into the apparent M&A play - following confirmation of weekend reports of a merger with Walmart owned ASDA to create the UK's largest grocer.
Changing hands at 310.4p, Sainsbury shares were up 41.1p or 15.23%.
Sainsbury in a statement confirmed on Monday that it has agreed to the combination deal which will be worth around ?15bn, and, said both brands would remain intact.
Walmart will hold 42% in the combined business and will receive ?2.975bn in cash, valuing Asda at ?7.3bn on a debt-free, cash-free and pension-free basis. Meanwhile, Sainsbury's expects the deal to generate ?500mln in synergies by opening Argos in Asda stores and through operational efficiencies.
In the small cap sector, Chariot Oil & Gas Limited (LON:CHAR) lost around a third of its value on the disappointing news that the Rabat Deep exploration well, offshore Morocco, was unsuccessful.
At 9:30, it was down 3.54p or 29.79% at 8.36p.
Chariot's 10% share of well costs were carried by its exploration partners, but, while the venture was 'free' of costs it wasn't free of expectations - one further catalyst is scheduled later this year, with fresh exploration drilling offshore Namibia.
Elsewhere, Alaska focussed 88 Energy Ltd (LON:88E) shares were lower on the promise of dilution, after the explorer unveiled plans to raise A$17mln of new capital that will be used to fund the ongoing evaluation of conventional and unconventional oil targets.
Brokers in the UK and Australia expect to raise at least A$12mln via a placing of stock at 3.7 cents a share, which represents an 11% discount to the average ASX price over the last month. There is headroom to bring in a further A$5mln if the issue of new stock is over-subscribed.
The company had US$10.5mln in the bank at the end of last month, but, a busy work programme is planned.
88 Energy shares were down 16.6% at 2.25p.
There are early signs that comprehensive changes made to the business by the new management are paying off, Telit Communications Plc said.
Hummingbird Resources PLC (LON:HUM) reiterated its full year production guidance as it confirmed it had completed the ramp-up phase at the Yanfolila gold mine in Mali. In a quarterly update the company also unveiled the appointment of two new independent directors with impressive industry and capital markets track records.
Anglo-Aussie junior 88 Energy Limited (LON:88E, ASX:88E) has unveiled plans to raise up to A$17mln that will be used to fund the ongoing evaluation of conventional and unconventional oil targets on Alaska's North Slope. Brokers in the UK and Australia expect to raise at least A$12mln via a placing of stock at 3.7 cents a share, which represents an 11% discount to the average ASX price over the last month.
Aura Energy Limited (LON:AURA) (ASX:AEE) has successfully completed a resource upgrade for the Tiris Uranium Project in Mauritania. The results exceeded expectations with an increase in the overall resource to 52 million pounds of triuranium octoxide (U3O8), a compound of uranium.
Chariot Oil & Gas Limited (LON:CHAR) has told investors that the Rabat Deep exploration well, offshore Morocco, has failed to find a hydrocarbon accumulation. The well was drilled safely to a depth of 3,180 metres, it said, and whilst it didn't encounter oil or gas it did penetrate a thick top seal and tight, fractured carbonates in the primary Jurassic target.
Echo Energy Plc (LON:ECHO) told investors it soon expects a four-well exploration drilling campaign will get underway in the Fracci??n C area, in Argentina. The Petreven H-205 rig is due to mobilise to the first well site, ELM 1004, imminently and it is expected to be on site in early May.
Iodine extraction specialist Iofina plc (LON:IOF) overcame terrible winter conditions to keep output roughly stable, year-on-year, in the first quarter.
Directa Plus Plc (LON:DCTA) is to work on development of a range of graphene-enhanced luxury accessories as part an exclusive contract with an existing customer. Giulio Cesareo, Directa's chief executive, said the contract highlighted the traction now being seen both by graphene and its G+ product.
Challenger Acquisitions Limited (LON:CHAL) has refocused its efforts on observation wheel projects in both Texas and New York as the company announced it had streamlined its corporate profile in full-year results.
Diversified Gas & Oil plc (LON:DGOC) chief executive Rusty Hutson has highlighted the company's "remarkable success" in its first year as a public company. "We delivered everything we said we would do at the time of our admission to AIM in terms of growing production through acquisition and subsequently provided the company with robust production and increasing cashflow that enables us to return cash to our shareholders as a reliable source of income through our dividend policy," Hutson said in the financial results statement, for the twelve months ended December 31.
Ironridge Resources Ltd (LON:IRR) has commenced a 7,000 metre drill programme at its Ewoyaa lithium project in Ghana. A wider programme of soil sampling across Ironridge's entire African lithium portfolio is already underway.
Rainbow Rare Earths Ltd (LON:RBW) has hit multiple intersections of mineralisation up to two metres thick in ongoing drilling at the Kiyenzi target on the Gakara rare earths project in Burundi. Initial testing has confirmed the presence of high grade rare earth elements.
Thor Mining PLC (LON:THR) (ASX:THR) has highlighted a 'very productive' first quarter of 2018, with all three of its core projects continuing to make a good progress. In the AIM-listed miner's latest quarterly report, Mick Billing, Thor's executive chairman said: "In particular, the acquisition of the interest in the tungsten and copper deposits at Bonya has the potential to be a game changer for Molyhil".
Wolf Minerals PLC's (LON:WLFE) recovery was interrupted in March by the Beast from the East, which disrupted operations at the Hemerdon tungsten mine in Devon. The exceptionally cold weather restricted road access and generated potential safety risks, hampering work at the mine.
Berkeley Energia Limited (LON:BKY, ASX:BKY) said it is in a strong cash position to push forward with its flagship Salamanca project as well as seeing an expansion of exploration activities in the first quarter of the year. The AIM-listed uranium miner said it currently holds US$100mln in cash, while also currently holding 2.75mln pounds of triuranium octoxide (U3O8) concentrate under long term contracts over the first six years of production, with potential to increase annual contracted volumes further as well as extend the contracts by a total of 1.25mln pounds.
Ferrum Crescent Limited (LON:FCR) (ASX:FCR) is looking to pressing ahead with its planned campaign of work under its new name in 2018.
Pembridge Resources PLC (LON:PERE) ended the full year to December 2017 with US$2mln in cash. Post period end the company entered into an agreement to acquire the Minto copper mine in the Yukon.
ReNeuron Group Plc (LON:RENE), a UK-based global leader in the development of cell-based therapeutics, is pleased to announce that it will be hosting a capital markets event on the Company's exosome nanomedicine platform on Thursday 17 May 2018. The event, for analysts and institutional investors, will take place at 2.30pm at the offices of Buchanan, 107 Cheapside, London EC2V 6DN.