These were the best performing ASX 200 shares last week 30 January 2021

The S&P/ASX 200 Index (ASX: XJO) was well and truly out of form last week following a chaotic few days of trade. The benchmark index fell 2.8% over the week to end at 6,607.4 points.

Fortunately, not all ASX 200 shares sank lower with the market last week. Here’s why these were the best performers on the index over the period:

Unibail-Rodamco-Westfield CDI (ASX: URW)

The Unibail-Rodamco-Westfield share price was the best performer on the ASX 200 last week with a 22.4% gain. The shopping centre operator’s shares charged higher following GameStop’s meteoric rise. Unibail-Rodamco-Westfield had a decent amount of short interest, so the Reddit-GameStop development appears to have spooked short sellers into closing positions in a…