Euronext Milan (Borsa Italiana) - Equities Enumerations#

Borsa Italiana is Italy’s main stock exchange located in Milan, facilitating trading in Italian equities.

The following fields have Enumerations:

  • AGGRESSOR_SIDE - Indicates whether a trade resulted from an incoming buy or sell order.

  • BOOK_TYPE - Type of order book or trading mechanism through which a trade was executed.

  • MKT_PHASE (before 20230327) -

  • MKT_PHASE (from 20230327) - Byte 1 (Orderbook state) -

  • MKT_PHASE (from 20230327) - Byte 2 (Market period) -

  • MKT_PHASE (from 20230327) - Byte 3 (Phase qualifier) -

  • MKT_PHASE (from 20230327) - Byte 1 (Orderbook state) -

  • MKT_PHASE (from 20230327) - Byte 3 (Phase qualifier) -

  • MKT_PHASE (from 20230327) - Byte 1 (Orderbook state) -

  • MKT_PHASE (from 20230327) - Byte 2 (Market period) -

  • MKT_PHASE (from 20230327) - Byte 1 (Orderbook state) -

  • MKT_PHASE (from 20230327) - Byte 2 (Market period) -

  • MKT_PHASE (from 20230327) - Byte 3 (Phase qualifier) -

  • MKT_PHASE (from 20230327) - Byte 2 (Market period) -

  • MKT_PHASE (from 20230327) - Byte 1 (Orderbook state) -

  • MKT_PHASE (from 20230327) - Byte 3 (Phase qualifier) -

  • MKT_PHASE (from 20230327) - Byte 1 (Orderbook state) -

  • MMT_ALGO_IND - Identifies whether a trade involved an algorithmic order.

  • MMT_BENCHMARK_IND - Identifies whether a trade was priced according to a defined benchmark (e.g. VWAP) or reference price (e.g. midpoint of the primary market BBO), or whether it was part of a trade in multiple instruments (contingent trade or portfolio trade).

  • MMT_CROSS_IND - Identifies agency cross trades, where a broker crossed two client orders outside the order book.

  • MMT_DEFERRAL_TYPE - Type of publication deferral or subsequent enrichment applied to a trade report.

  • MMT_DIVIDEND_IND - Identifies whether a trade includes special dividend arrangements, e.g. a trade sold cum-dividend during an ex-dividend period.

  • MMT_DUP_IND - Identifies trades reported to more than one Approved Publication Arrangement.

  • MMT_MKT_MECH - Market mechanism through which a trade was executed.

  • MMT_MOD_IND - Identifies trade cancellations, or amendments of a previous trade.

  • MMT_NEGOTIATED_IND - Indicates privately negotiated trades, or Systematic Internaliser trades exempt from pre-trade transparency.

  • MMT_OFF_BOOK_AUTO_IND - Identifies whether an off-book trade report was executed via a manual or automated process.

  • MMT_PRICE_FORMING_IND - Identifies whether a trade is price-forming, or contributes to the price discovery process.

  • MMT_PUB_MODE - Identifies whether a trade was subject to delayed publication, and the reason for the deferral.

  • MMT_TRANS_CAT - Identifies various special categories of trade.

  • MMT_TRD_MODE - Trading period during which an on-book trade was executed, or origin of an off-book trade report (on-exchange / off-exchange / SI).

  • ORDER_TYPE - Type of order.

  • TRADE_PERIOD - Market period during which a trade was executed.

  • TRADE_TYPE - Type of trade

  • UPDATE_TYPE - Type of update

AGGRESSOR_SIDE - Enumeration#

Enumeration ID

Enumeration Description

‘””’

Undefined (e.g. auction trades, off-book trades)

B

Buy

S

Sell
BOOK_TYPE - Enumeration#

Enumeration ID

Enumeration Description

0

Lit order book

1

Off-book

2

Dark book

R

Request for Quote

‘””’

Not applicable
MKT_PHASE (before 20230327) - Enumeration#

Enumeration ID

Enumeration Description

‘””’

Not applicable

1

Inactive

2

Suspended

a

Opening auction call

b

Post-close

c

Closed

d

Closing auction call

e

Re-opening auction call

f

Frozen

g

OPA auction call

H

Halted

I

Re-opening auction call (circuit breaker)

J

Halted (matching partition suspended)

K

Halted (trading system suspended)

L

Halt (circuit breaker)

P

Regulatory halt

Q

Quoting period

R

Resume order deletion period

S

Trading stop

t

End of trade reporting

T

Regular trading

u

Closing price crossing

v

End of trade reporting

w

No active session

x

End of post-close

y

Pre-trading

z

Closing price publication
MKT_PHASE (from 20230327) - Byte 1 (Orderbook state) - Enumeration#

Enumeration ID

Enumeration Description

‘” “’

Undefined
MKT_PHASE (from 20230327) - Byte 2 (Market period) - Enumeration#

Enumeration ID

Enumeration Description

‘” “’

Undefined
MKT_PHASE (from 20230327) - Byte 3 (Phase qualifier) - Enumeration#

Enumeration ID

Enumeration Description

Undefined
MKT_PHASE (from 20230327) - Byte 1 (Orderbook state) - Enumeration#

Enumeration ID

Enumeration Description

A

Auction call
MKT_PHASE (from 20230327) - Byte 3 (Phase qualifier) - Enumeration#

Enumeration ID

Enumeration Description

C

Call BBO only
MKT_PHASE (from 20230327) - Byte 1 (Orderbook state) - Enumeration#

Enumeration ID

Enumeration Description

C

Closed
MKT_PHASE (from 20230327) - Byte 2 (Market period) - Enumeration#

Enumeration ID

Enumeration Description

C

Closing
MKT_PHASE (from 20230327) - Byte 1 (Orderbook state) - Enumeration#

Enumeration ID

Enumeration Description

H

Halted

I

Inaccessible

N

Continuous uncrossing

O

Continuous trading
MKT_PHASE (from 20230327) - Byte 2 (Market period) - Enumeration#

Enumeration ID

Enumeration Description

O

Opening
MKT_PHASE (from 20230327) - Byte 3 (Phase qualifier) - Enumeration#

Enumeration ID

Enumeration Description

Q

Quoting period

R

Random uncrossing
MKT_PHASE (from 20230327) - Byte 2 (Market period) - Enumeration#

Enumeration ID

Enumeration Description

S

Standard
MKT_PHASE (from 20230327) - Byte 1 (Orderbook state) - Enumeration#

Enumeration ID

Enumeration Description

S

Suspended
MKT_PHASE (from 20230327) - Byte 3 (Phase qualifier) - Enumeration#

Enumeration ID

Enumeration Description

S

Trading at last + random uncrossing

T

Trading at last
MKT_PHASE (from 20230327) - Byte 1 (Orderbook state) - Enumeration#

Enumeration ID

Enumeration Description

U

Uncrossing

Z

Reserved
MMT_ALGO_IND - Enumeration#

Enumeration ID

Enumeration Description

-

Not an algorithmic trade

H

Algorithmic trade
MMT_BENCHMARK_IND - Enumeration#

Enumeration ID

Enumeration Description

-

Not a benchmark trade

B

Benchmark trade

S

Reference price trade
MMT_CROSS_IND - Enumeration#

Enumeration ID

Enumeration Description

-

Not a cross trade

X

Agency cross trade
MMT_DEFERRAL_TYPE - Enumeration#

Enumeration ID

Enumeration Description

-

No deferral / unspecified

1

Limited details

2

Daily aggregated trade

3

Volume omission trade

4

4 weeks aggregated trade

5

Indefinite aggregated trade

6

Volume omission trade eligible for enrichment in aggregated form

7

Full details of earlier Limited Details trade

8

Full details of earlier Daily Aggregated trade

9

Full details of earlier Volume Omission trade

V

Full details of 4 Weeks Aggregated trade

W

Full details of Volume Omission trade eligible for enrichment in aggregated form
MMT_DIVIDEND_IND - Enumeration#

Enumeration ID

Enumeration Description

-

Not applicable

E

Ex-/cum-dividend
MMT_DUP_IND - Enumeration#

Enumeration ID

Enumeration Description

-

Unique trade report

1

Duplicative trade reported to more than one APA
MMT_MKT_MECH - Enumeration#

Enumeration ID

Enumeration Description

1

Central Limit Order Book

2

Quote-Driven Market

3

Dark Book

4

Off Book

5

Periodic Auction

6

Request for Quote

7

Hybrid / Other

-

Not applicable
MMT_MOD_IND - Enumeration#

Enumeration ID

Enumeration Description

-

New trade

A

Amended trade

C

Trade cancellation
MMT_NEGOTIATED_IND - Enumeration#

Enumeration ID

Enumeration Description

-

Not applicable

1

Negotiated trade in liquid instruments

2

Negotiated trade in illiquid instruments

3

Negotiated trade subject to conditions other than the market price

4

Pre-trade transparency waiver for illiquid instrument on an SI

5

Pre-trade transparency waiver for trade larger than Standard Market Size on an SI

6

Pre-trade transparency waivers for trade larger than Standard Market Size on an SI and illiquid instrument on an SI

N

Negotiated trade
MMT_OFF_BOOK_AUTO_IND - Enumeration#

Enumeration ID

Enumeration Description

-

Not applicable

M

Off-book manual

Q

Off-book automated
MMT_PRICE_FORMING_IND - Enumeration#

Enumeration ID

Enumeration Description

J

Trade not contributing to the price discovery process

N

Price not available but pending

P

Plain vanilla (price-forming) trade

T

Non-price forming (technical) trade
MMT_PUB_MODE - Enumeration#

Enumeration ID

Enumeration Description

-

Immediate publication

1

Delayed publication / late reported

2

Deferred publication (Large in Scale)

3

Deferred publication (illiquid instrument)

4

Deferred publication (size specific to instrument)

5

Deferred publication (illiquid instrument and size specific to instrument)

6

Deferred publication (illiquid instrument and Large in Scale)
MMT_TRANS_CAT - Enumeration#

Enumeration ID

Enumeration Description

-

Not applicable

D

Dark trade

R

Trade receiving price improvement

Y

Exchange for physical

Z

Package trade
MMT_TRD_MODE - Enumeration#

Enumeration ID

Enumeration Description

1

Auction

2

Continuous trading

3

At Market Close trading

4

Out of Main Session trading

5

Trade reporting (on-exchange)

6

Trade reporting (off-exchange)

7

Trade reporting (Systematic Internaliser)

I

Intraday auction

K

Closing auction

O

Opening auction

U

Unscheduled auction

-

Not applicable
ORDER_TYPE - Enumeration#

Enumeration ID

Enumeration Description

L

Limit order

M

Market order
TRADE_PERIOD - Enumeration#

Enumeration ID

Enumeration Description

A

Auction

C

Closing Auction

I

Intraday Auction

O

Opening Auction

T

Trading at last price

U

Unscheduled Auction

-

Regular trading

‘””’

Not applicable
TRADE_TYPE - Enumeration#

Enumeration ID

Enumeration Description

‘””’

Undefined

1

Regular trade

10

Exchange for Physical - cash leg

100

Regular trade with provisional price

101

Large in Scale (LiS) trade with provisional price

102

Large in Scale (LiS) package trade with provisional price

103

Issuing / tender offer trade

104

RFQ trade

105

Auction Volume Discovery (AVD) trade

20

Best of Book trade

24

Trade cancellation

25

Off-market trade

26

Delta Neutral trade

27

VWAP trade

28

Euronext Fund Service trade

29

Secondary listing place trade

33

Dark trade

39

Guaranteed Cross (negotiated trade in liquid security)

4

Large in Scale (LiS) package trade

40

Guaranteed Cross (negotiated trade in illiquid security)

41

Large in Scale trade

5

Guaranteed Cross
UPDATE_TYPE - Enumeration#

Enumeration ID

Enumeration Description

A

Add

D

Delete

M

Modify