Invesco Perpetual UK Smaller Co's Investment Trust Plc - Holding(s) in Company PR Newswire LONDON, United Kingdom, April 10 TR-1: Standard form for notification of major holdings 1. Issuer Details ISIN GB00B1FL3C76 Issuer Name INVESCO PERPETUAL UK SMALLER COMPANIES INVESTMENT TRUST PLC UK or Non-UK Issuer UK 2. Reason for Notification An acquisition or disposal of voting rights 3. Details of person subject to the notification obligation Name 1607 Capital Partners, LLC City of registered office...