Oct 18 (Reuters) - Abu Dhabi's stock market outperformed the Gulf region on Tuesday, buoyed by a surge in conglomerate International Holding Co (IHC) (<IHC.AD>), while the Egyptian index extended gains for a third session.
The Abu Dhabi index (<.FTFADGI>) leapt 3%, its biggest intraday gain since May 2021, bolstered by a 8.3% jump in IHC.
IHC, Abu Dhabi's most valuable listed company, is also seeking shareholder approval to increase the share capital to 2.19 billion dirhams ($596.26 million) from 1.82 billion dirhams.
The Qatari index (<.QSI>) added 0.7%, led by a 1.8% gain in the Gulf's biggest lender Qatar National Bank (<QNBK.QA>).
Outside the Gulf, Egypt's blue-chip index (<.EGX30>) was up 0.2%, extending gains for a third session.