Steep stock rally lives another day as shorts give up

The video-game retailer’s market value has risen more than 18 times this month to about US$24bil, making GameStop bigger than almost half of the companies in the S&P 500 Index.

NEW YORK: GameStop Corp had the biggest day yet of its dizzying rally, adding more than US$10bil in market value, as bullish day traders kept the upper hand over short sellers.

The shares advanced 135% to US$347.51 at the close Wednesday after triggering three volatility halts.