HANGZHOU, Zhejiang, China (

TheStreet

) --

Alibaba's

founder Jack Ma has been approached by a group of private-equity investors to gauge his interest in joining a bid to buy

Yahoo!

(YHOO)

,

Reuters

reports, citing a source close to the situation.

Ma has yet to make any decision about participating in the potential bid, said the source,

Reuters

reports. The source didn't unveil the names of any private-equity firms that may be involved.

Alibaba is 40% held by Yahoo! and is China's biggest e-commerce company.

The source told

Reuters

it was unclear if the bid attempt was a new one or one in which

AOL

(AOL)

was previously said to be looking at.

It was reported Monday that

AOL had hired financial advisers

to explore strategic options for the company, one of which included a possible tie-up with Yahoo!.

Yahoo! isn't in active discussions with financial or strategic partners, and isn't currently reviewing or eliciting any proposals, a source close to Yahoo! told

Reuters

.

Alibaba spokesman John Spelich had no comment for

Reuters

.

Yahoo! bought its stake in Alibaba.com in 2005 for about $1 billion.

Alibaba said in September that talks to buy back shares from Yahoo! collapsed, notes

Bloomberg

. Alibaba said at the time it had "no intention" of raising the matter again.

-- Written by Joseph Woelfel

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Joseph Woelfel

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