You would have to specifically ask about it and discuss it with whoever is offering the project to you as an investment. This would be part of your "Due Diligence" and should be something disclosed when directly asked, that is, if it is not already included in the Offering Memorandum.
Successful ventures will brag BUT if you are "getting in on the ground floor" there might be nothing to report YET. That does not mean it is a bad investment. You need to assess the project, its plans and job creation projections and base your investment decision on the soundness of the project. It boils down to putting the "business decisions" first and foremost.
The only way to get filing and approval numbers of I-526 and I-829 applications is directly from the Regional Center.