We all know it's really hard to get good pricing and cost information.
Please share what you can so you can help your peers.
In terms of cost, Sparx EA is probably one of the cheapest tools I have ever used. However, study the most important versions of EA before you buy it. I'd also recommend that you buy the edition up from the version you think you need, as we found that was an issue in our early days.
The savings in license fees more than allows you to invest in a little training but get someone good.
I would advise anyone to find a good partner for guiding the methodology of modeling. Maybe some technical support is required if you need the integration of your tool.
Setup a shared RDBMS repository (SQL, Oracle, etc.), acquire shared license keys and deploy using MSI scripts.