The winter’s tale: shares sell slower when it snows

To get an edge in trading, check the weather forecast.

In 2019 the New York Stock Exchange (NYSE) applied for permission to plop a new piece of kit on the roof of its data centre in Mahwah, New Jersey. The microwave antenna was controversial as soon as the town’s zoning board said it could go ahead – the approval granted only enough capacity for one provider.

The new antenna bypassed the wired ‘last mile’, which is in fact about a quarter of a mile of fibre optic cable running from the nearest commercial antennae to the Mahwah data centre.

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