KEEP an eye on Aim-listed shell Abinger, at 1p. Run by Stephen Barclay, former deputy chairman of Seymour Pierce, and John Shaw, ex-head of SP's corporate finance department, it is said to be on the verge of acquiring a private client stockbroker as well as a regulated corporate finance business. Barclay's aim is to replicate the success of SP. He is well known for pulling off a string of sexy, small corporate deals.