Register now for FREE unlimited access to Reuters.comFeb 25 (Reuters) - GameStop Corp shares rallied on Thursday, finishing with double-digit gains despite a sharp retreat from session highs and leading a surprise resurgence of so-called “stonks” championed online by passionate retail investors.GameStop shares, which doubled their value on Wednesday, hit $160 at Thursday's open before being halted after several minutes of trading and fell to around $129 before the second halt. The stock closed for the day at $108.73 for an 18.5% gain, after soaring almost 90% at the session peak.Other...…Register now for FREE unlimited access to Reuters.comFeb 25 (Reuters) - GameStop Corp shares rallied on Thursday, finishing with double-digit gains despite a sharp retreat from session highs and leading a surprise resurgence of so-called “stonks” championed online by passionate retail investors.GameStop shares, which doubled their value on Wednesday, hit $160 at Thursday's open before being halted after several minutes of trading and fell to around $129 before the second halt. The stock closed for the day at $108.73 for an 18.5% gain, after soaring almost 90% at the session peak.Other...WW…