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In this act Annex IV of 5
Text as of 20 Oct 2026 · Commission Delegated Regulation (EU) 2025/1246, OJ L, 2025/1246, 3.11.2025 · Same wording as today’s text.Today’s text

ANNEX IV

Financial servicesLevel 2RTSMiFIRIn forceOfficial source

Annex I to Delegated Regulation (EU) 2017/587 is amended as follows:\

  1. in Table 1, the first row is replaced by the following:
RowType of trading systemDescription of the trading systemInformation to be made public
‘1Continuous order book trading systemA system that by means of an order book and a trading algorithm operated without human intervention matches sell orders with buy orders on the basis of the best available price on a continuous basis.The aggregate number of orders and the shares, depositary receipts, ETFs, certificates and other similar financial instruments that they represent at each price level for at least the five best bid and offer price levels.’
  1. the following Tables 1a and 1b are inserted: ‘Table 1a Symbol table for Table 1b
SymbolData typeDefinition
{ALPHANUM-n}Up to n alphanumerical charactersFree text field.
{CURRENCYCODE_3}3 alphanumerical characters3-letter currency code, as specified by ISO 4217 currency codes
{DATE_TIME_ FORMAT}ISO 8601 date and time format

Date and time in the following format: YYYY-MM-DDThh:mm:ss.ddddddZ.

— “YYYY” is the year;

— “MM” is the month;

— “DD” is the day;

— “T” – means that the letter “T” shall be used

— “hh” is the hour;

— “mm” is the minute;

— “ss.dddddd” is the second and its fraction of a second;

— “Z” is UTC time. Dates and times shall be reported in UTC.

{DECIMAL-n/m}Decimal number of up to n digits in total of which up to m digits can be fraction digitsNumerical field for both positive and negative values. – decimal separator is “.” (full stop); – negative numbers are prefixed with “–” (minus); Where applicable, values shall be rounded and not truncated.
{ISIN}12 alphanumerical charactersISIN code, as specified in ISO 6166
{MIC}4 alphanumerical charactersMarket identifier as specified in ISO 10383
{LEI}20 alphanumerical charactersLegal entity identifier as specified in ISO 17442

Table 1b

List of details for the purpose of pre-trade transparency

#Field identifierDescription and details to be publishedFormat to be populated as specified in Table 2
1Update date and time

For non-aggregated orders or quotes as referred to in Table 1, the date and time when the order or quote was received for execution, cancelled or modified into the trading system.

For aggregated orders or quotes as referred to in Table 1, the date and time when the aggregated bid price (Field 5) or volume (Field 8) or the aggregated offer price (Field 5) or volume (Field 8) was calculated following the receipt of an order for execution, cancellation, or modification into the trading system, or following an execution.

For periodic auction trading systems as referred to in Table 1, the date and time at which the price would best satisfy the trading algorithm and any modification of the price (Field 5) or quantity (Field 8) thereafter.

The level of granularity shall be in accordance with the requirements set out in Article 12 of Commission Delegated Regulation (EU) 2025/1155.

{DATE_TIME_FORMAT}
2Instrument identification codeCode used to identify the financial instrument.{ISIN}
3Side

The side of the order or quote.

For periodic auction trading system, this field is not mandatory.

“BUYI” or “SELL”
4Market MakerFor quote-driven trading system the identification of the market maker.{LEI}
5Price

The price of orders and quotes as required under Table 1 and excluding, where applicable, commission and accrued interest.

For periodic auction trading system as referred to in Table 1, the price at which the auction trading system would best satisfy its trading algorithm.

Where the price is reported in monetary terms, it shall be provided in the major currency unit.

Where the price is not available but pending (“PNDG”) or not applicable (“NOAP”), this field shall not be populated.

{DECIMAL-18/13} when the price is expressed as monetary value in the case of equity and equity-like financial instruments

{DECIMAL-11/10} when the price is expressed as percentage or yield in the case of certificates and other equity-like financial instruments

{DECIMAL-18/17} when the price is expressed as percentage, yield or basis points in the case of certificates and other equity-like financial instruments

6Price currencyMajor currency unit in which the price (Field 5) is expressed (applicable where the price is expressed as monetary value).{CURRENCYCODE_3}
7Price notationIndication as to whether the price (Field 5) is expressed in monetary value, in percentage or in yield.

“MONE” – Monetary value in the case of equity and equity-like financial instruments

“PERC” – Percentage in n the case of certificates and other equity-like financial instruments

“YIEL” – Yield in the case of certificates and other equity-like financial instruments

“BAPO” – Basis points in the case of certificates and other equity-like financial instruments

8Quantity

Number of units of the financial instruments attached to the quotes or orders as required under Table 1.

Where the quantity is not traded in units, the nominal or monetary value of the financial instrument shall be provided in the major currency unit.

For periodic auction trading systems as referred to in Table 1, the aggregated quantity attached to the price that would best satisfy the trading algorithm.

{DECIMAL-18/17} in case the quantity is expressed as number of units in the case of equity and equity-like financial instruments

{DECIMAL-18/5} in case the quantity is expressed as monetary or nominal value in the case of certificates and other equity-like financial instruments.

9Quantity currency

Major currency in which the quantity (Field 8) is expressed. The major currency unit shall be provided.

This field shall be populated where the quantity is not traded in units and is expressed as a nominal or monetary value. Otherwise, this field shall be center blank.

{CURRENCYCODE_3}
10Aggregated number of orders and quotesThe number of aggregated orders or quotes from members or participants where aggregated information is required under Table 1.{DECIMAL-18/0}
11Venue

Identification of the trading venue through the system of which orders and quotes are advertised.

Use the ISO 10383 segment MIC or, where the segment MIC does not exist, the operating MIC.

{MIC}
12Trading systemType of trading system where the order or quote is advertised

“CLOB” – central limit order book trading systems. A continuous order book trading system as referred to in Table 1 of Annex I, and a trading system combining elements of a continuous order book trading as referred to in Table 1 of Annex I and of a periodic auction trading system as referred to in Table 1 of Annex I.

“QDTS” – quote driven trading systems as referred to in Table 1 of Annex I.

“PATS” – periodic auction trading systems as referred to in Table 1 of Annex I.

“RFQT” – request for quote trading systems as referred to in Table 1 of Annex I.

“HYBR” – hybrid trading systems as referred to. in Table 1 of Annex I. A trading system combining elements of a continuous order book trading as referred to in Table 1 of Annex I and of a periodic auction trading system as referred to in Table 1 of Annex I shall not be considered a hybrid system but a CLOB.

“OTHR” – for any other trading system as referred to in Table 1 of Annex I.

13Trading system phaseType of trading system phase where the order or quote is advertised

“UDUC” – Undefined Auction

“SOAU” – Scheduled Opening Auction

“SCAU” – Scheduled Closing Auction

“SIAU” – Scheduled Intraday Auction

“UAUC” – Unscheduled Auction

“ODAU” – On Demand Auction (Frequent Batch Auction)

“COTR” – Continuous Trading

“MACT” – At Market Close Trading

“OMST” – Out of Main Session Trading

“OTSP” – Other

14Publication date and time

Date and time when the information was published by the trading venue.

The level of granularity shall be in accordance with the requirements set out in Article 12 of Delegated Regulation (EU) 2025/1155.

{DATE_TIME_FORMAT}
  1. Tables 3 and 4 are replaced by the following: ‘Table 3 List of details for the purpose of post-trade transparency
Field numField identifierDescription and details to be publishedType of execution or publication venueFormat to be populated as specified in Table 2
1Trading date and time

Date and time when the transaction was executed.

For transactions executed on a trading venue, the level of granularity shall be in accordance with the requirements set out in Article 12 of Delegated Regulation (EU) 2025/1155.

For transactions not executed on a trading venue, the date and time when the parties agree on the content of the following fields: quantity, price, currencies, as specified in fields 31, 34 and 44 of Table 2 of Annex I to Delegated Regulation (EU) 2017/590, instrument identification code, instrument classification and underlying instrument code, where applicable. For transactions not executed on a trading venue the time reported shall be granular to at least the nearest second.

Where the transaction results from an order transmitted by the executing firm on behalf of a client to a third party where the conditions for transmission set out in Article 4 of Delegated Regulation (EU) 2017/590 were not satisfied, the date and time of the transaction rather than the time of the order transmission.

Regulated Market (RM), Multilateral Trading Facility (MTF), Organised Trading Facility (OTF)

Approved Publication Arrangement (APA)

{DATE_TIME_FORMAT}
2Instrument identification codeCode used to identify the financial instrumentRM, MTF, APA{ISIN}
3Price

Traded price of the transaction excluding, where applicable, commission and accrued interest.

Where the price is reported in monetary terms, it shall be provided in the major currency unit.

Where the price is not available but pending (“PNDG”) or not applicable (“NOAP”), this field shall not be populated.

RM, MTF, APA

{DECIMAL-18/13} in case the price is expressed as monetary value

{DECIMAL-11/10} in case the price is expressed as percentage or yield

{DECIMAL-18/17} when the price is expressed as basis points in the case of certificates and other equity-like financial instruments

4Missing Price

Where the price is not available but pending, the value shall be “PNDG”.

Where the price is not applicable, the value shall be “NOAP”.

RM, MTF APA

“PNDG” in case the price is not available

“NOAP” in case the price is not applicable

5Price currencyMajor currency unit in which the price is expressed (applicable where the price is expressed as monetary value).RM, MTF APA{CURRENCYCODE_3}
6Price notationIndication as to whether the price is expressed in monetary value, in percentage, or in yield.RM, MTF APA

“MONE” – Monetary value in the case of equity and equity-like financial instruments

“PERC” – Percentage in the case of certificates and other equity-like financial instruments

“YIEL” – Yield in the case of certificates and other equity-like financial instruments

“BAPO” – Basis points in the case of certificates and other equity-like financial instruments

7Quantity

Number of units of the financial instruments.

The nominal or monetary value of the financial instrument.

RM, MTF, APA

{DECIMAL-18/17} in case the quantity is expressed as number of units

{DECIMAL-18/5} in case the quantity is expressed as monetary or nominal value

8Venue of execution

Identification of the venue where the transaction was executed.

Use the ISO 10383 segment MIC for transactions executed on an EU trading venue Where the segment MIC does not exist, use the operating MIC.

Use “SINT” for financial instruments admitted to trading or traded on a trading venue, where the transaction on that financial instrument is executed on a Systematic Internaliser.

Use MIC code “XOFF” for financial instruments admitted to trading or traded on a trading venue, where the transaction on that financial instrument is neither executed on an EU trading venue nor executed on a systematic internaliser. Where the transaction is executed on an organised trading platform outside of the Union, the population of the field “Third-country trading venue of execution” shall be required, in addition to the MIC code “XOFF”.

RM, MTF, APA

{MIC} – EU trading venues or

“SINT” – systematic internaliser

“XOFF” – otherwise

9Third-country trading venue of execution

Identification of the third-country trading venue where the transaction was executed. Use the ISO 10383 segment MIC.

Where the segment MIC does not exist, use the operating MIC.

Where the transaction is not executed on a third-country trading venue, this field shall not be populated.

APA{MIC}
10Trading system

Type of trading system on which the transaction was executed.

Where the field “Venue of execution” is populated with “SINT” or “XOFF”, this field shall not be populated.

RM, MTF

“CLOB” – central limit order book trading systems. A continuous order book trading system as referred to in Table 1 of Annex I and a trading system combining elements of a continuous order book trading as referred to in Table 1 of Annex I and of a periodic auction trading system as referred to in Table 1 of Annex I.

“QDTS” – quote driven trading systems as referred to in Table 1 of Annex I.

“PATS” – periodic auction trading systems as referred to in Table 1 of Annex I.

“RFQT” – request for quote trading systems as referred to in Table 1 of Annex I.

“HYBR” – hybrid trading systems as referred to in Table 1 of Annex I. A trading system combining elements of a continuous order book trading as referred to in Table 1 of Annex I and of a periodic auction trading system as referred to in Table 1 of Annex I shall not be considered a hybrid system but a CLOB.

“OTHR” – for any other trading system as referred to in Table 1 of Annex I.

11Publication date and time

Date and time when the transaction was published by a trading venue or APA.

For transactions executed on a trading venue, the level of granularity shall be in accordance with the requirements set out in Article 12 of Delegated Regulation (EU) 2025/1155.

For transactions not executed on a trading venue, the date and time shall be granular to at least the nearest second.

RM, MTF, APA{DATE_TIME_FORMAT}
12Venue of PublicationCode used to identify the trading venue or APA publishing the transaction.RM, MTF, APA{MIC}
13Transaction identification code

Alphanumerical code assigned by trading venues (pursuant to Article 12 of Delegated Regulation (EU) 2017/580) and APAs and used in any subsequent reference to the specific trade.

The transaction identification code shall be unique, consistent and persistent per ISO 10383 segment MIC and per trading day. Where the trading venue does not use segment MICs, the transaction identification code shall be unique, consistent and persistent per operating MIC per trading day.

Where the APA does not use MICs, the transaction identification code shall be unique, consistent and persistent per 4-character code used to identify the APA per trading day.

The components of the transaction identification code shall not disclose the identity of the counterparties to the transaction for which the code is maintained.

RM, MTF, APA{ALPHANUM-52}
14Flags

One or multiple fields shall be populated with the applicable flags referred to in Table 4 of Annex Ι.

Where none of the specified circumstances apply, the transaction shall be published without a flag.

Where a combination of flags is possible and reported in one field, the flags shall be reported separated by commas.

RM, MTF, APAAs per Table 4 of Annex I

Table 4

List of flags for the purpose of post-trade transparency

FlagNameType of execution or publication venueDescription
“BENC”Benchmark transactions flag

RM, MTF

APA

Transactions executed in reference to a price that is calculated over multiple time instances according to a given benchmark, such as volume-weighted average price or time-weighted average price.
“NPFT”Non-price forming transactions flagRM, MTFNon-price forming transactions as set out in Article 2(5) of Delegated Regulation (EU) 2017/590.
“PORT”Portfolio transactions flag

RM, MTF

APA

Transactions in five or more different financial instruments where those transactions are traded at the same time by the same client and as a single lot against a specific reference price.
“CONT”Contingent transactions flag

RM, MTF

APA

Transactions that are contingent on the purchase, sale, creation or redemption of a derivative contract or other financial instrument where all the components of the trade are meant to be executed as a single lot.
“SDIV”Special dividend transaction flag

RM, MTF

APA

Transactions that are either: executed during the ex-dividend period where the dividend or other form of distribution accrues to the buyer instead of the seller; or executed during the cum-dividend period where the dividend or other form of distribution accrues to the seller instead of the buyer.
“LRGS”Post-trade large in scale transaction flag

RM, MTF

APA

Transactions that are large in scale compared with normal market size for which deferred publication is permitted under Article 15.
“RFPT”Reference price transaction flagRM, MTFTransactions which are executed under systems operating in accordance with Article 4(1), point (a), of Regulation (EU) No 600/2014.
“NLIQ”Negotiated transaction in liquid financial instruments flagRM, MTFTransactions executed in accordance with Article 4(1), point (b)(i), of Regulation (EU) No 600/2014.
“OILQ”Negotiated transaction in illiquid financial instruments flagRM, MTFTransactions executed in accordance with Article 4(1), point (b)(ii), of Regulation (EU) No 600/2014.
“PRIC”Negotiated transaction subject to conditions other than the current market price flagRM, MTFTransactions executed in accordance with Article 4(1), point (b)(iii), of Regulation (EU) No 600/2014 and as set out in Article 6 of this Regulation.
“ALGO”Algorithmic transaction flagRM, MTFTransactions executed as a result of an investment firm engaging in algorithmic trading as defined in Article 4(1), point (39), of Directive 2014/65/EU.
“CANC”Cancellation flag

RM, MTF

APA

Where a previously published transaction is cancelled
“AMND”Amendment flag

RM, MTF

APA

Where a previously published transaction is amended’