This app was mentioned in 5 comments, with an average of 1.20 upvotes
This has real time quotes, news, and a resizable widget. Syncs with your Google Finance portfolio or stores your portfolio locally.
https://play.google.com/store/apps/details?id=us.allinvest.stocks
i think google finance is the best, sigfig is also good but with google finance you have android app https://play.google.com/store/apps/details?id=us.allinvest.stocks&hl=en
that connects to your google portfolio, also google finance lets you compare the portfolio performance to the index
It seems like they took the older version out from the Play Store but it's just called "Stocks" and you can find it here. This one looks and functions exactly same as my old one.
https://play.google.com/store/apps/details?id=us.allinvest.stocks
It will sync your portfolio into the app and you can update your buy/sell records and whatnot.
It didn't play nice with my Nexus 9 previously though. So maybe it's not compatible with Lollipop by then. Not sure about now.