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| OSRAM Licht (OSR) SWX - SIX Swiss Exchange | |
| OSSIAM Europe Min Var EUR D (EUMVD-EUR) SWX - SIX Swiss Exchange | |
| OSSIAM RW COMMO EXG ETF-EUR (CRWE-EUR) SWX - SIX Swiss Exchange | |
| OSSIAM RW COMMO EXG ETF-USD (CRWU-USD) SWX - SIX Swiss Exchange | |
| OSSIAM Shiller Barclayscape EU (CAPE-EUR) SWX - SIX Swiss Exchange | |
| OSSIAM Shiller CAPE US EUR (CAPU-EUR) SWX - SIX Swiss Exchange | |
| OSSIAM Shiller CAPE US USD (UCAP-USD) SWX - SIX Swiss Exchange | |
| OSSIAM USMV US-D (USMVD-USD) SWX - SIX Swiss Exchange | |
| Oesterreich Post (POST) SWX - SIX Swiss Exchange | |
| Oracle (ORCL) SWX - SIX Swiss Exchange | |
| Oramed Pharma (ORMP) SWX - SIX Swiss Exchange | |
| Organovo Hldgs (ONVO) SWX - SIX Swiss Exchange | |
| OD Tech Co., Ltd. (080520) KOSDAQ - KOSDAQ Stock Market | |
| OULLIM NETWORKS, INC. (042820) KOSDAQ - KOSDAQ Stock Market | |