Some might think formally reprimanding the Captain would not only have sufficed but been a much better approach, together with an appropriate warning to other pilots only to do a flyby with prior authorisation - so as to avoid stirring up doom-mongers, armchair experts and melodramatic journos.
Although, in this instance, some may think Cathay management have done that themselves by their own inept handling of the incident. (I couldn't possibly comment.)
PBL
If the insurers expressed any concerns, they could be informed the above steps had been taken. That, in my experience, usually suffices
if insurers have any concerns about repetition.
Explosion in insurance expense?
When no harm was done, so no claim made?
Insurers don't risk losing major clients that easily.
White Waltham - about 30 years ago
FL