DUK DUKE ENERGY CORP Contract Awards 8-K Filing 2025 - Rate Increase Filing Duke Energy Indiana filed for a 16.2% increase in retail revenues, seeking approximately $492 million, based on a forecasted rate base of $12.5 billion by the end of 2025, with the Indiana Utility Regulatory Commission approving a $296 million revenue increase on January 29, 2025.Get access to all SEC 8-K filings of the DUKE ENERGY CORP