| Account | Account Information |
| AnswerTotOb | The MA42 answer representation |
| ArgumentException | The exception that is thrown when one of the arguments provided to a method is not valid |
| Attention | Bit field, where one or several of fields below can be set |
| BasicTradeTicker | Basic Trade Ticker |
| BidOrAsk | Bid or Ask |
| BigAttention | Bit field, where one or several of fields below can be set |
| BinaryVariant | Defines the Option Binary Variants |
| InstrumentClass::BlockSize | |
| BrokerSignature | Used when a participant identifies the trading authority held by its own user |
| BusinessDate | Business date |
| BuyOrSell | Specifies whether to buy or sell |
| ChangeReason | Defines why the order was changed |
| Changes | Order book change informations |
| CollateralType | Collateral types |
| Combination | Combo Box |
| ComboMark | Combination Order Mark |
| ConnectionRetries | Connection retries settings |
| Underlying::Coupon | Coupon attributes |
| CurrencyUnit | Currency Unit |
| CustomerInfo | Customer specific information |
| DatabaseEvent | Database event |
| Date | Represents date without time component |
| DayCalcRule | Specifies the day calculation rule for the underlying |
| DaysOfWeek | Identifies day within week |
| DealInfo | Deal Information |
| DealSource | Refers to where the deal is created during the day |
| DetailedDealInfo | Detailed deal information |
| DirectedTradeInformation | Directed Trade Information |
| DiscretionaryInfo | Discretionary value information |
| EditedPriceInfoReason | Reason for Edited Price Information update |
| EditedPriceInformationListener | The subscription to Edited Price Information (BD2) provides processed price information from the Central System |
| ErrorCode | Handler error code |
| ErrorContext | Error context information |
| ErrorListener | Error listener |
| ErrorSeverity | Severity of the error |
| Exception | Base exception class |
| ExchangeInfo | Exchange specific information |
| ExchangeListener | Exchange information listener |
| ExchangeOrderType | This is bit-coded field for exchange specific order types and attributes |
| ExerciseLimitUnit | Exercise, Limit Unit |
| ExtendedTradeTicker | Extended Trade Ticker |
| FirmOrderBookListener | Defines an interface through which the Handler notifies subscribers about all order-related activities for a firm, for example, when a user enters or changes an order or an order being matched by another order |
| FixedIncomeTradeTicker | Fixed Income Trade Ticker |
| FixedIncomeType | The price unit for the underlying can be one of the following: |
| ForwardStyle | Defines if this an Series Group where corresponding Series Series are forward styled |
| GiveUpMember | Information on Clearing Participant |
| GroupType | Defines the type of instrument group |
| HalfTradeTicker | Half Trade Ticker |
| Handler | High-level handler abstraction |
| HandlerSettings | Handler settings |
| HandlerState | Defines the state that the handler is in |
| HandlerStateListener | Handler state change listener |
| HiddenVolumeMethod | Hidden Volume Method |
| HvAlterTrans | The MO33 transaction |
| HvOrderTrans | The MO31 transaction |
| IndicativeQuoteBase | Indicative Quote Base |
| IndicativeQuoteFixedIncome | Indicative Quote Fixed Income |
| IndicativeQuotesListener | This listener is used to subscribe for indicative quotes |
| InstrumentClass | Instrument Class Entity |
| InstrumentClassId | Instrument Class ID representation |
| InstrumentDefinitionListener | Defines an interface through which the Handler notifies subscribers about instrument definitions |
| InstrumentGroup | Instrument Group representation |
| InstrumentGroupId | Instrument Group ID representation |
| InstrumentStatus | Instrument status information |
| InstrumentType | Instrument Type representation |
| InstrumentTypeId | Instrument Type ID representation |
| InvalidOperationException | The exception that is thrown when a method call is invalid for the object's current state |
| ObLevelsPriceVolumes::Item | Item |
| ObLevelsPrice::Item | Item |
| ObLevelsNoOfOrders::Item | Item |
| KnockVariant | Knock in/out variant |
| Combination::Leg | This nested class represents leg definition |
| LogicException | Base class for logic-related exception |
| LogLevel | Log level |
| LogSwitches | Logging options |
| LotType | Lot, Type |
| Market | Market representation |
| MarketId | Typed Market ID representation |
| MarketInfoBase | Market Info, Base structure fields |
| MarketInfoOmfi | Market Info, Omfi structure fields |
| MarketInfoTrd | Market Info, Trade Report structure fields |
| MarketListener | Defines an interface through which the Handler notifies subscribers about updates in the order books |
| MarketMessage | Market Announcement Information |
| MarketType | Defines the type of market |
| MatchId | This is the same Match ID that is presented in the NASDAQ OMX ITCH feed |
| MessageInfoType | Kind of message sent in announcement |
| MessagePriority | Defines the priority of the message |
| MidPriceTradeInfo | Mid Price Trade Info |
| MoneyOrPar | Money or Par |
| Months | Identifies months in year |
| YearMonth::NoVerify | Suppresses verification |
| ObCommand | The type of change in the Order Book |
| ObLevelsHiddenQuantity | Order Book Levels Hidden Quantity structure fields |
| ObLevelsId | Order Book Levels ID structure fields |
| ObLevelsNoOfOrders | Order Book Levels Hidden Quantity structure fields |
| ObLevelsOrderNumber | Order Book Levels Order Number structure fields |
| ObLevelsPrice | Order Book Levels Price structure fields |
| ObLevelsPriceVolumes | Order Book Levels Price Volumes structure fields |
| ObLevelsSequenceNumber | Order Book Levels Sequence Number structure fields |
| ObLevelsTotalQuantity | Order Book Levels Total Quantity structure fields |
| ObLevelsUndisclosedQuantity | Order Book Levels Undisclosed Quantity structure fields |
| OMexBool | Boolean type representation |
| OMexCharBool | Boolean type representation |
| OMexDate | Encoded series date helper |
| OMexTime | Encoded time format is described in "OMex System Programmer's Manual" |
| OmnApiException | The exception that is thrown when a OMNet API error occurs |
| OpenCloseRequest | Describes how the requested position account should be updated |
| OptionStyle | Defines the style of the option |
| OptionType | Defines the type of the option |
| OptionVariant | Defines the option variant |
| OrderBook | |
| OrderBookChangesListener | The subscription to Order Book Changes (BO1/BO2) information |
| OrderBookLevelsListener | The subscription to Order Book Levels (BO14) provides information on changes in the order book, but the data has been further processed by the central system before it is broadcasted |
| OrderChangeCombined | When an order entered into the system is modified (such as traded) in any way before being added to the order book, a struct is sent in the same broadcast |
| OrderChangeSeparate | The Order Change Separate structure is sent out due to changes in quantity of orders residing in the order book |
| OrderCondition | Defines the validity period for an order transaction |
| OrderDbListener | Defines an interface through which the Handler notifies subscribers about order-related events |
| OrderId | Order binary ID |
| OrderInfo | The Order Info structure holding all information about the order |
| OrderNoId | Order info |
| OrderPriceChange | The Order Price Change structure is sent out due to changes in price of orders residing in the order book |
| OrderRecord | Order information |
| OrderReturnInfo | The Order Return Info structure is limited to one per broadcast |
| OrderState | Order state |
| OrderStatus | Order status (bit mask) |
| OrderTradeInfo | Order Trade Info |
| OrderType | Order type declares characteristics about an order in terms of a bit map where each bit is assigned a specific property |
| OrderVar | Order record details |
| OutsideInformationSpread | Outside Information Spread |
| OwnTradeInfo | Holds one row of trade information |
| Party | The declared counter party for the other side of the trade |
| PositionHandling | Position handling |
| Price | Price system representation |
| PriceDepthUpdateMode | Mode indicating the source of price depth updates |
| PriceLevel | Price Level representation |
| PriceLevelChangeListener | Defines an interface through which the Handler notifies subscribers about detected changes in the order books |
| PriceUnit | The price unit for the underlying can be one of the following: |
| PriceUnitPremium | The premium unit that describes the price unit in the trade |
| PriceUnitStrike | The strike price unit for the class |
| PricingMethod | Pricing method |
| PublicDealInformation | Public Deal Information |
| PublicOrderInfo | Specifies how order information is distributed |
| QuantityChangeType | When changing quantities there are two options: delta and absolute |
| RepoType | Defines the type of the REPO (Repurchase agreement) |
| RuntimeException | Analogue of std::runtime_error |
| SegmentInstanceNumber | Segment Instance Number |
| Series | Series entity |
| SeriesAttributes | Static series characteristics |
| SeriesId | Typed Series ID representation |
| SeriesStatus | The actual status of the series |
| SettlementType | Settlement, Type |
| Side | Specifies what quotation side is requested |
| StopCondition | Stop condition |
| SwapStyle | Defines if this an Series Group where corresponding Series Series are swap styled |
| SyntheticType | Defines the type of synthetic instrument |
| SystemException | System-level exception |
| InstrumentClass::TickSize | This structure provides table information on a bid and/or offer set for each price fluctuation range |
| TimeSpan | Represents time interval |
| TimeSpanFormats | Time span formats supported |
| TimeSpec | The TimeSpec encapsulates seconds and nanoseconds since Epoch |
| Timestamp | Represents timestamp without time-zone information |
| TimestampFormats | Collection of timestamp formats supported |
| TotalOrderBookListener | Defines an interface through which the Handler notifies subscribers about results of MQ7 (Total Order Book) query |
| TradeCondition | The condition in which a trade was executed |
| TradeInfoListener | Defines an interface through which the Handler notifies subscribers about deals on the market |
| TradeListener | Defines an interface through which the Handler notifies subscribers about results of trading operations |
| TradeReportTradeTicker | Trade Report Trade Ticker |
| TradeReportType | Trade Report Type |
| TradeState | In what state is the trade? |
| TradeTickerAmend | Trade Ticker Amend |
| TradeTickerListener | This listener is used to subscribe for deals executed in the market |
| TradeType | What type of trade is it? |
| TradingCode | Information about user who created order |
| TradingState | Trading State |
| TrendIndicator | Trend indicator for the latest price compared to the previous one |
| Underlying | Underlying representation |
| UnderlyingId | |
| UnderlyingStatus | Underlying Status |
| UnderlyingType | The security [underlying] can be one of the following types: |
| UserAccount | Session login settings |
| WeekDays | Week day flags |
| WorkupChangeReason | Workup change reason |
| WorkupState | Workup state |
| WorkupTradeInfo | Workup Trade Info |
| YearMonth | Represents month-year pair |
| OMexDate::YMD | Year/Month/Day structure |
