You should assume the relationship between you and the complaint investigators is adversarial regardless of the soothing words of fairness and unbiased investigation. Some very smart seasoned people are reviewing your complaint to ensure the dealer is immunized from providing restitution. This Checklist should help you determine just how objective the investigation has been Read the Checklist here.
Related readings :
Calculation of Damages: Securities Fraud & Protection Resource Center http://www.securitieslaw.com/information/calculation-of-damages.asp
Resolving Investor Disputes : Is your Advisor to Blame?
Compensation for Retail Investors :The Social impact of Monetary Loss https://www.asic.gov.au/media/1343636/rep240-published-May-2011.pdf