The Swiss Post annual reporting documents for 2017 consist of:
Swiss Post Ltd.
Swiss Post Annual Report (PDF)
Swiss Post Financial Report (PDF)
Supplement to the Financial Report 2017 - Regulatory accounting (PDF)
2017 S&P rating report on Swiss Post (PDF)
Key figures (XLS)
GRI report (PDF), www.swisspost.ch/gri-report-2017
2018Swiss Post interim report (PDF)
PostFinance Ltd. interim report (PDF)
You can also order the Swiss Post Annual Report and Financial Report as a print publication.