Yes.
The CO becomes the current status of adverse reporting, and the prior delinquencies are all retained under other codes, such as your Payment rating, which was the level of delinquency prior to the CO, and under your Payment History Profile, which retains all monthly reporting back for approx 24 months.
All may be included in your credit report, just based on different storage codes.
The creditor has no requirement to have reported a prior 120 late before taking and reporting a CO.
Various statutes and regs related to when a credtor may take a CO might set a delinquency requirement of, for example, 120 days, but it is not necessary that it has also been reported to a CRA,
