| OPK | Opko Health, Inc. | 1.23 | Healthcare | Stocks | NMS |
| NAK | Northern Dynasty Minerals, Ltd. | 0.29 | Basic Materials | Stocks | ASE |
| OSK | Oshkosh Corporation (Holding Co | 121.25 | Industrials | Stocks | NYQ |
| OCSL | Oaktree Specialty Lending Corpo | 19.69 | Financial Services | Stocks | NMS |
| OZK | Bank OZK | 46.37 | Financial Services | Stocks | NMS |
| BAK | Braskem SA | 8.80 | Basic Materials | Stocks | NYQ |
| TAK | Takeda Pharmaceutical Company L | 13.23 | Healthcare | Stocks | NYQ |
| LOB | Live Oak Bancshares, Inc. | 39.87 | Financial Services | Stocks | NYQ |
| OAKMX | Oakmark Fund Investor Class | 142.28 | N/A | Mutual Fund | NAS |
| AOMR | Angel Oak Mortgage REIT, Inc. | 10.74 | Real Estate | Stocks | NYQ |
| OBK | Origin Bancorp, Inc. | 29.97 | Financial Services | Stocks | NYQ |
| IAK | iShares U.S. Insurance ETF | 113.24 | N/A | ETF | PCX |
| OARK | YieldMax Innovation Option Inco | 11.58 | N/A | ETF | PCX |
| OARK | OARK | 20.02 | N/A | Stocks | NYQ |
| OVLY | Oak Valley Bancorp (CA) | 24.79 | Financial Services | Stocks | NCM |
| OLK | Olink Holding AB (publ) | 22.43 | Healthcare | Stocks | NGM |
| OHFIX | OAKHURST FIXED INCOME FUND INST | 8.51 | N/A | Mutual Fund | NAS |
| QNTO | QUAINT OAK BANCORP INC | 10.55 | Financial Services | Stocks | PNK |
| OANGX | Oakmark Global Fund Institution | 32.62 | N/A | Mutual Fund | NAS |
| OAKGX | Oakmark Global Fund Investor Cl | 32.63 | N/A | Mutual Fund | NAS |
| OAKLX | Oakmark Select Fund Investor Cl | 72.39 | N/A | Mutual Fund | NAS |
| OAKC | OAKWORTH CAPITAL INC. | 28.00 | Financial Services | Stocks | PNK |
| FAIR.L | FAIR OAKS INCOME LIMITED 2021 S | 0.57 | Financial Services | Stocks | LSE |
| OAKU | Oak Woods Acquisition Corporati | 10.76 | Financial Services | Stocks | NCM |
| OAKBX | Oakmark Equity And Income Fund | 34.38 | N/A | Mutual Fund | NAS |