DNA owns 49% of this joint venture. In April 2015, DNA launched a one-brand strategy and combined the previously separate DNA Store, DNA Welho and DNA Business brands under the renewed DNA brand. DNA had net sales of 829 million euros, and its business profit was almost three times that of the previous year (73 million euros). DNA's largest shareholder was investment company Finda, which owned 49.9 per cent of the company. The second largest shareholder was PHP Holding with a 37.5 per cent share of ownership. The third largest shareholder was employment pension company Ilmarinen with a 5 per cent share. In autumn 2016, DNA was listed on the Helsinki Stock Exchange. At the end of the year, DNA's 4G network reached 99.6% of the population in mainland Finland. DNA launched a next-generation fibre optic network and a 1 Gigabit broadband.  n the spring of 2018, DNA announced that it had started collaborating with US telecommunications giant Cisco Systems in Industrial Internet services. More than 55 service providers around the world are connected to Cisco's Jasper platform. The system manages IoT devices in more than 550 operators’ networks. Jasper is used by, for example, ABB, Amazon, Daimler, DHL, Ford, GM and Heineken. DNA simultaneously joined the international Cisco-driven IoT World Alliance to provide connections around the world. In January 2019 DNA acquired the lower-cost MVNO Moi Mobiili which had used the DNA/Yhteisverkko mobile network since 2016. During the same month DNA launched a 5G network in central Helsinki. The network was planned to be expanded once terminal devices that support 5G are commonly would be available on the market. DNA was also piloting the use of fixed 5G. In February DNA announced that it had signed a financing agreement worth 90 million euros with the European Investment Bank. The loan was needed for investments related to the 5G network and to increase the capacity of the 4G network. In April Telenor announced that it would buy the majority of DNA. In July DNA announced that it would sell its antenna network pay-TV operations to Digita. The transaction was approved by the competition authorities in September. DNA's antenna network pay-TV operations was transferred to Digita in early 2020. In February, Telenor acquired ownership of all DNA shares, and DNA exited the stock exchange. DNA has two business segments: Consumer and Corporate Business. 97.87 percent of DNA is owned by the Norwegian telecommunications company Telenor.