Quoting from the VMware official announcement:
VMware, Inc. announced today that the exchange offer by VMware and EMC Corporation has been extended and will now expire at 11:00 a.m., Pacific Time, on August 9, 2007, unless further extended. Any such extension will be followed by a public announcement no later than the next business day after the offer was scheduled to expire. The offer had been previously scheduled to expire at 11:00 a.m., Pacific Time, on August 6, 2007.
…
The depositary for the exchange offer has advised VMware and EMC that, through 11:59 p.m., Eastern Time, on August 1, 2007, a total of
approximately 7,940,000 shares of EMC stock underlying EMC options and approximately 2,340,000 shares of restricted EMC stock were validly
tendered and not withdrawn, representing approximately 64.5% of the outstanding shares of EMC stock underlying EMC options and approximately 40.2% of the outstanding shares of restricted EMC stock eligible to be tendered…
IPO is expected for August 13 or 14.
Related roadshow webcast and prospects are available here.