https://www.reuters.com/article/us-signalfx-m-a-splunk/splunk-to-buy-cloud-software-firm-signalfx-in-1-billion-deal-idUSKCN1VB2FI >Data analytics software maker Splunk Inc on Wednesday said it would acquire privately held SignalFx, which makes software for the cloud, in a cash and stock deal for about $1.05 billion.