Glencore shares just popped 20% after the company reassured investors that the business is "operationally and financially robust."
Shares began climbing around 12.30 p.m. BST (7 a.m. ET), but have pulled back to a 16% gain at 2.45 p.m. BST (11.45 a.m. ET).
Investing.com
Shares have been diving amid investor fears about how Glencore will cope with its $100 billion debt pile amid low copper prices.
Glencore collapsed 29% alone on Monday after Investec warned investors could be totally wiped out. Shares have been rising Tuesday after other analysts weighed in with less pessimistic views.