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Types of Trades


For a full list of types of trades, please refer to  Guide to the Trading System (MIT201) and the Millennium Exchange and TradEcho Business Parameters. The current version of these documents are also available at the bottom of our Trading Services page.

London Stock Exchange publishes the following types of trades:

Types of Trades

TrdSubType

Description

On Exchange / OTC /SI

Venue ID

(refer to Millennium Parameters document)

MIT Order book / TRADEcho Manual

Publishes

AT

Not off book

Automatic Trade

On Exchange

See Sector Breakdown tab

OB

Immediate

UT

Not off book

Uncrossing trade

On Exchange

See Sector Breakdown tab

OB

Immediate

PT

Not off book

Closing Price Crossing Session Trade

On Exchange

See Sector Breakdown tab

OB

Immediate

RF

Not off book

Request For Quote

On Exchange

See Sector Breakdown tab

OB

Immediate

IX

Not off book

Internal Cross

On Exchange

See Sector Breakdown tab

OB

Immediate

IB

Not off book

Internal Block Trade Facility

On Exchange

See Sector Breakdown tab

OB

Immediate

CX

Not off book

Committed Cross

On Exchange

See Sector Breakdown tab

OB

Immediate

CB

Not off book

Committed Block Trade Facility

On Exchange

See Sector Breakdown tab

OB

Immediate

N/A

N/A

Off Book - On Exchange

On Exchange

See Sector Breakdown tab

TRADEcho

Immediate / Deferred / No Publication

N/A

N/A

OTC Trade

OTC

XOFF

TRADEcho

Immediate / Deferred / No Publication

N/A

N/A

SI Trade

SI

SINT

TRADEcho

Immediate / Deferred / No Publication

Following the introduction of MiFID II, London Stock Exchange publishes the following flags for all on Exchange trades:

Field name

Flag

Comment

T_EXEC_VENUE

MIC code corresponding to the relevant venue, for e.g. XLON, XLOM, AIMX

Identification of the venue where the transaction was executed

 

T_MODIFICATION_IND  

 

Null = New trade, CANC, AMND 

New trade, cancelled or amended

T_NEGOTIATION_TRADE_COND

N, PRIC, NLIQ, OILQ

Negotiated trade types

T_PRETRD_TRASP_WAIVER

SIZE

ILQD

Pre-trade transparency waivers related to non-equity instruments

T_BENCHMARK_REFPRICE

BENC

RFPT

Benchmark or Reference Price Indicator

T_PRICE_FORMING

NPFT

TNCP

Non Price Forming Transactions and Non Price Contribution to Discovery Indicators.

T_SPECIAL_DIVIDEND

SDIV

Special Dividend Indicator

T_PTTRADE_PUBL_MODE

LRGS

Publication mode / post-trade deferral:

reason.

T_TRANSACTION_CATEGORY

(Value meaning)

RPRI

TPAC

XFPH

Null

Transaction type e.g.

Price Improvement

Package Trade

Exchange for Physical

Standard Trade

T_PTTRADE_TYPE

(Value-Meaning)

LMTF Limited Details

FULF FFull Details

DATF Daily Aggregated Transaction

FULA DAFull Details

VOLO Volume Omission

FULV VOFull Details

FWAF Four Weeks Aggregation

FULJ FAFull Details

IDAF Indefinite Aggregation

VOLW Volume Omission

COAF Consecutive Aggregation

Post trade type indicator

T_ALGO

 (Value-Meaning)

ALGO Algorithmic Trade

Transaction type: algorithmic indicator.

T_CROSSING_IND

 

(Value-Meaning)

ACTX Agency Cross Trade

null

Agency CrossTrade Indicator

T_VENUE_TYPE

 

MTF

OTF

Regulated Market

Trading venue type: sent by the venue

 

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