I can't see anyone breaking a contract over this - compensation is another matter and that will known in due course once we get the results.
Liability belongs to the refinery operators as any loss is directly attributable to the blaze - even if NIS settles with its own insurers as is the most likely, ultimate recovery will come from those exposed to big oil's policies.
Any payouts NIS may need to make will be covered in some form.
The only real longterm financial downside is premium hike to reflect increased risk if the terminal is rebuilt.
A 10% fall from the year high shows how much the market treats this non-issue.