| ONCOCYTE CORP. (7OC) FRA - Deutsche Börse Frankfurt Stock Exchange | |
| ONCOSEC MEDICAL DL-,001 (ONM1) FRA - Deutsche Börse Frankfurt Stock Exchange | |
| ONCOTHERAPY SCIENCE INC. (30O) FRA - Deutsche Börse Frankfurt Stock Exchange | |
| ONE HORIZON GRP DL-,001 (B3CN) FRA - Deutsche Börse Frankfurt Stock Exchange | |
| OOH MEDIA LTD (0OH) FRA - Deutsche Börse Frankfurt Stock Exchange | |
| OPEXA THERAPEUT. DL-,05 (P6NP) FRA - Deutsche Börse Frankfurt Stock Exchange | |
| ORAGENICS INC. NEW DL-,01 (UAVN) FRA - Deutsche Börse Frankfurt Stock Exchange | |
| ORBITAL ATK INC. DL-,01 (AD9S) FRA - Deutsche Börse Frankfurt Stock Exchange | |
| ORION HEALTH GROUP LTD (O04) FRA - Deutsche Börse Frankfurt Stock Exchange | |
| ORION MARINE GROUP DL-,01 (0OM) FRA - Deutsche Börse Frankfurt Stock Exchange | |
| OROFINO MINERALS (9OM) FRA - Deutsche Börse Frankfurt Stock Exchange | |
| OSE IMMUNOTHERAPE.EO -,20 (6OP) FRA - Deutsche Börse Frankfurt Stock Exchange | |
| OSS. EM MV UC. ETF 1C EO (OSX9) FRA - Deutsche Börse Frankfurt Stock Exchange | |
| OSS.US M.V.ESG NR UE 1CEO (OSX2) FRA - Deutsche Börse Frankfurt Stock Exchange | |
| OSS.ESTXX600 EW UC.ETF 1C (OSX6) FRA - Deutsche Börse Frankfurt Stock Exchange | |