 NEW YORK--BUSINESS WIRE--Acacia Research Corporation Nasdaq: ACTG Acacia today announced that Oxford Nanopore Technologies Limited Oxford Nanopore, the company behind a new generation of nanopore-based sensing technology, whose products enable the real-time, high-performance, scalable analysis of DNA and RNA, has successfully completed its Initial Public Offering of shares on the London Stock Exchange at 425 pence per share. The sale of 3,895,500 shares in the IPO, representing 10 