# Saudi Stock Exchange Enumerations

The Saudi Stock Exchange, Tadawul, is the sole entity authorized to act as the securities exchange in Saudi Arabia, offering trading in equities, bonds, ETFs, and derivatives.

The following fields have Enumerations:

* BOOK_TYPE - Type of order book or trading mechanism through which a trade was executed.
* TRADE_PERIOD - Market period during which a trade was executed.
* TRADE_TYPE - Type of trade

#### BOOK_TYPE - Enumeration

|   Enumeration ID | Enumeration Description   |
|------------------|---------------------------|
|                0 | Lit order book            |
|                1 | Off-book                  |

#### TRADE_PERIOD - Enumeration

| Enumeration ID   | Enumeration Description   |
|------------------|---------------------------|
| -                | Regular trading           |
| C                | Closing auction           |
| O                | Opening auction           |
| T                | Trading at closing price  |

#### TRADE_TYPE - Enumeration

|   Enumeration ID | Enumeration Description                |
|------------------|----------------------------------------|
|               10 | Negotiated cross trade                 |
|               15 | Automatch trade [until 20150910]       |
|               19 | Small automatch trade [until 20150910] |
|               26 | Put-through trade [until 20150910]     |
|                3 | Automatch trade                        |
|                4 | Small automatch trade                  |
|                5 | Put-through trade                      |
|                6 | Put-through cross trade                |
|                7 | Small put-through trade                |
|                8 | Small put-through cross trade          |
|                9 | Negotiated trade                       |