Max Nisen is a Bloomberg Gadfly columnist covering biotech, pharma and health care. He previously wrote about management and corporate strategy for Quartz and Business Insider.

Good morning! This is Fly Charts, the daily charts-only newsletter from Gadfly; sign up here. From pair trade mortality to speedy car IPOs, here are four charts that tell you what you need to know in business today. 

Gonna Fly Now
Jeff Gundlach's U.S. versus emerging markets pair trade looks good for now, but it is fundamentally finite.
Source: Bloomberg
Public Enemy
Calpine is popping on rumors of a sale, but it would make for a highly unusual LBO target.
Source: Bloomberg
Note: Performance indexed to 100.
Less Is More
Cathay Pacific may need to embrace budget travel; eight out of 10 of the world's most profitable airlines are discount carriers.
Source: Bloomberg
Note: Based on trailing 12-month margins.
Keep Your Distance
Aston Martin may be considering going public, but it has a long way to go before it could match Ferrari's impressive performance.
Source: Bloomberg

And don't miss Leila Abboud on impotent European tech regulators: "Vestager's fine on Facebook is simply too small and too late to have any impact. It amounts to three days of the cash generated by Facebook's online advertising business. The deal won't be unwound or altered." 

This column does not necessarily reflect the opinion of Bloomberg LP and its owners.

To contact the author of this story:
Max Nisen in New York at mnisen@bloomberg.net

To contact the editor responsible for this story:
Mark Gongloff at mgongloff1@bloomberg.net