October 29 (SeeNews) - US-based Fluence Energy Inc, an energy storage joint venture of US electricity generation and distribution group AES Corp (NYSE:AES) and German industrial conglomerate Siemens AG (ETR:SIE), has priced its initial public offering (IPO) at USD 28 per share, way above the marketed range of USD 21 and USD 24 apiece, raising USD 868 million (EUR 744.03m) in gross proceeds.