Jeffreys Henry, the award-winning provider of audit, tax and advisory services to LSE, AIM and Aquis listed companies, has advised Aptamer Group Plc on its £80.7 million AIM IPO. On Admission, the market capitalisation of Aptamer Group was approximately £80.7 million. The Placing raised gross proceeds of £10.8 million and attracted strong support from high-quality institutional investors.