Here's some helpful tips for IPO procedure 1 investors on how to obtain your IPO stake.
1) Go to "Help" -> "Debug window" -> "Console"
2) Type
importprivkey XXXXXXXXXXXX IPO-addr true
where XXXXXXXXXXX is your private key.
3) Completely shutdown and exit your wallet
4) Restart your wallet with the -rescan commandline argument
(After the first restart you do not require the -rescan option any more.)
IPO procedure 2 stakeholders, we are making our way through the list.