Wing Ki (Catherine) Wong

PhD in Bioinformatics, Scientist in Antibody Development

Valuation models

Fundamental investors use various discounting models to measure the intrinsic value of a company at its current time and in the future. To compare among companies, the multiples / financial ratios are useful indicators for the like-for-like comparisons. Here is a notebook with some codes that help complete the financial projection using the Discounted Cash Flow (DCF) model with Leveraged Buyout (LBO) model, and a few words and useful links for the all-rounded analysis required for a pitch deck.

 

Parallel in native bash

N=5
num_jobs="\j"
for F in ./*.txt
do
  	if [ -f ${F%.txt}.csv ]; then
                continue
        fi
	while (( ${num_jobs@P} >= N )); do
        wait -n
   done
       	echo ${F%.pip}.ht
        ../main.o -i ${F} -o ${F%.txt}.csv &
done

Fundamental Analysis

Fundamental analysis inspects the financial health of the company. Here I put together a notebook with web scrapers and some simple financial ratios to analyse the cash flow, income statement and balance sheet, of companies within the same industry. 

 

Stock modelling basics

The stock market is undoubtedly one of the most challenging datasets to model. I had a look at some common packages, technical indicators, trading strategies and evaluation tools. This notebook contains a number of snippets that helped me get started.

Optimising Pandas usage

Take home: use numpy instead of pandas if you have numerous calculations.

 

Source: https://engineering.upside.com/a-beginners-guide-to-optimizing-pandas-code-for-speed-c09ef2c6a4d6