| FaDataType | IB.Client.Types |
| faDataTypeInt | IB.Client.Types, IB.Client.Parser |
| FailConnectTWS | IB.Client.Exception |
| FailCreateSock | IB.Client.Exception |
| FailSendCanHistData | IB.Client.Exception |
| FailSendCanRTBars | IB.Client.Exception |
| FailSendCanScanner | IB.Client.Exception |
| FailSendFAReplace | IB.Client.Exception |
| FailSendFARequest | IB.Client.Exception |
| FailSendReqCurrTime | IB.Client.Exception |
| FailSendReqHistData | IB.Client.Exception |
| FailSendReqRtBars | IB.Client.Exception |
| FailSendReqScanner | IB.Client.Exception |
| FailSendReqScannerParameters | IB.Client.Exception |
| FAReplaceReq | IB.Client.Types, IB.Client.Request |
| FAReq | IB.Client.Types, IB.Client.Request |
| far_cxml | IB.Client.Types, IB.Client.Request |
| far_pFaDataType | IB.Client.Types, IB.Client.Request |
| fdata | IB.Client.Types, IB.Client.Parser |
| fdr_contract | IB.Client.Types, IB.Client.Request |
| fdr_reportType | IB.Client.Types, IB.Client.Request |
| filled | IB.Client.Types, IB.Client.Parser |
| FIRM | IB.Client.Types |
| formattedBasisPoints | IB.Client.Types, IB.Client.Parser |
| fromBool | IB.Client.Types |
| fromEnum' | IB.Client.Types |
| FundamentalData | IB.Client.Types, IB.Client.Parser |
| FundamentalDataReq | IB.Client.Types, IB.Client.Request |
| FUNDAMENTAL_RATIOS | IB.Client.Types |
| futureExpiry | IB.Client.Types, IB.Client.Parser |