How to Fetch Short Selling Trends with CYBOS Plus 📂Data Set

How to Fetch Short Selling Trends with CYBOS Plus

Code

CpSysDib.CpSvr7238 requests and receives the trend of short selling by stock. Here’s a Python example to learn how to fetch short selling data of Seegene Inc. If you’re not familiar with CYBOS API, refer to the following guide first.

How to Fetch Stock Prices with CYBOS Plus

>>> import win32com.client
>>> instCpStockCode = win32com.client.Dispatch("CpUtil.CpStockCode")
>>> item = instCpStockCode.NameToCode("씨젠")
>>> short = win32com.client.Dispatch("CpSysDib.CpSvr7238")
>>> short.SetInputValue(0, item)
>>> short.BlockRequest()
0
>>> for i in range(10):
...     print(short.GetDataValue(5,i))
...
40064
60105
45830
40311
39264
115228
77237
85756
130853
61241

Interestingly, CpSvr7238 does not require many settings; it only needs the stock code. The data types returned by GetDataValue() include

1 - Closing Price
2 - Compared to Previous Day
4 - Trading Volume

However, if we focus only on the parts related to short selling, then there are only the following three:

5 - Short Selling Volume
6 - Short Selling Ratio
7 - Short Selling Transaction Amount

In the example code, the short selling volume (5) was returned. It successfully fetched data as of July 29, 2021.