The Saudi stock exchange, Tadawul, has been upgraded to the status of an emerging market by global index provider MSCI, a step expected to lure billions of dollars in foreign investments.

Two air raids targeted the office of the presidency in Yemen's rebel-held capital Sanaa on Monday, leaving at least six people killed and 30 wounded, a medical source told AFP. 

Saudi Arabia's air defenses on Friday intercepted a missile fired by Yemeni rebels, days after the insurgents' second-in-command was killed in an air raid by Riyadh and its allies. 

Saudi Arabia's widely-lauded reforms are no more than a public relations blitz aimed at masking Riyadh's rights record and are "fooling nobody," Amnesty International said on Thursday. 

A prominent Saudi cleric has endorsed Valentine's Day, long forbidden in the ultra-conservative kingdom, calling it a "positive social event" that was not linked to religion.

Saudi air defenses intercepted a ballistic missile fired at the kingdom by Yemen's Shiite Huthi rebels on Monday, state media reported.

Saudi Arabia's attorney general said on Tuesday $107 billion has been recovered so far in a major crackdown on high-level corruption and that 56 suspects were still being investigated.

Sheikh Saud al-Mojeb said he has completed inquiries into 381 high-profile corruption suspects and decided to keep 56 in custody and free the rest.

Saudi Arabia said it shot down a ballistic missile Tuesday over Riyadh fired from Yemen by Iran-backed Huthi rebels, who announced that the target was the official residence of King Salman.

Saudi King Salman on Thursday issued a decree allocating 72 billion riyals ($19.2 billion) of stimulus funds to support the Saudi private sector.

The package aims to boost the role of the private sector in light of economic reforms to diversify the Saudi economy away from oil following a slump in crude prices.

Saudi Arabia on Tuesday announced the launch of an independent economic zone on the Red Sea, three times the size of Cyprus and with a half a trillion dollars in projected investments.