The criminal investigation will have access to all of them, and their findings should match what other investigators find. Another complicating factor if you want to fake trades.
Up-thread you were saying they were going to pay out the bitcoins without waiting for the criminal investigation, because their audit would be able to find everything on its own.
If they find everything on their own, and they can be sure of it, why wait for the criminal investigation? The results should match, however. If not, and the new owners have been altering the books, they will have a problem. Likewise, if the previous owner altered the books, and the new owner didn't do their audit well enough.