Aston Martin has seen its shares come under further pressure after it alerted over profits for the second time in as many months (PA) Luxury carmaker Aston Martin has seen its shares come under further pressure after it alerted over profits for the second time in as many months and tapped investors for more cash. The group revealed plans for the fundraise after the market close on Tuesday as it also warned that underlying earnings would be lower than forecast this year, at between £270 million and £280 million..