Predictive Analytics in Finance Using the Arima Model. Application for Bucharest Stock Exchange Financial Companies Closing Prices

Stock markets can be volatile, thus accurate predictions can greatly help investors and stakeholders to make wise financial choices. The main goal of this paper is to test how well the Autoregressive Integrated Moving Average (ARIMA) model can capture and predict changes in closing prices. The ARIMA...

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Main Authors: Spulbar Cristi, Ene Cezar Cătălin
Format: Article
Language:English
Published: Sciendo 2024-12-01
Series:Studies in Business and Economics
Subjects:
Online Access:https://doi.org/10.2478/sbe-2024-0042
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author Spulbar Cristi
Ene Cezar Cătălin
author_facet Spulbar Cristi
Ene Cezar Cătălin
author_sort Spulbar Cristi
collection DOAJ
description Stock markets can be volatile, thus accurate predictions can greatly help investors and stakeholders to make wise financial choices. The main goal of this paper is to test how well the Autoregressive Integrated Moving Average (ARIMA) model can capture and predict changes in closing prices. The ARIMA model is the combination of autoregressive (AR) and moving average (MA) processes of an integrated or differenced time series model. Moreover, the selected model is part of the time series analysis under prediction algorithms, the purpose of the research being to predict the prices of the selected shares. Our analysis compiles daily trading data of financial companies on the BSE using a quantitative methodology. We preprocess the dataset to ensure reliability and accuracy, then conduct an exploratory data analysis to identify underlying patterns and correlations. Next, we use the ARIMA model, carefully optimizing the parameters through selection and a validation process, to forecast the closing prices over a 30-day period, we also evaluate the model’s performance. The preliminary results show that the ARIMA model seems to be efficient at predicting closing stock prices accurately. The model appears to understand the patterns and fluctuations in the stock market data, which gives useful information about future price changes. The forecasts we generated show similarities with the real market results, capturing important patterns, and making it a viable option for forecasting market performance.
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issn 2344-5416
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spelling doaj-art-1ec14e56ad5d46259449ac6c754fd28f2025-02-02T15:49:06ZengSciendoStudies in Business and Economics2344-54162024-12-01193304910.2478/sbe-2024-0042Predictive Analytics in Finance Using the Arima Model. Application for Bucharest Stock Exchange Financial Companies Closing PricesSpulbar Cristi0Ene Cezar Cătălin11University of Craiova, Craiova, Romania2University of Craiova, Craiova, RomaniaStock markets can be volatile, thus accurate predictions can greatly help investors and stakeholders to make wise financial choices. The main goal of this paper is to test how well the Autoregressive Integrated Moving Average (ARIMA) model can capture and predict changes in closing prices. The ARIMA model is the combination of autoregressive (AR) and moving average (MA) processes of an integrated or differenced time series model. Moreover, the selected model is part of the time series analysis under prediction algorithms, the purpose of the research being to predict the prices of the selected shares. Our analysis compiles daily trading data of financial companies on the BSE using a quantitative methodology. We preprocess the dataset to ensure reliability and accuracy, then conduct an exploratory data analysis to identify underlying patterns and correlations. Next, we use the ARIMA model, carefully optimizing the parameters through selection and a validation process, to forecast the closing prices over a 30-day period, we also evaluate the model’s performance. The preliminary results show that the ARIMA model seems to be efficient at predicting closing stock prices accurately. The model appears to understand the patterns and fluctuations in the stock market data, which gives useful information about future price changes. The forecasts we generated show similarities with the real market results, capturing important patterns, and making it a viable option for forecasting market performance.https://doi.org/10.2478/sbe-2024-0042financial forecastingstock price predictiontime series analysisarima model
spellingShingle Spulbar Cristi
Ene Cezar Cătălin
Predictive Analytics in Finance Using the Arima Model. Application for Bucharest Stock Exchange Financial Companies Closing Prices
Studies in Business and Economics
financial forecasting
stock price prediction
time series analysis
arima model
title Predictive Analytics in Finance Using the Arima Model. Application for Bucharest Stock Exchange Financial Companies Closing Prices
title_full Predictive Analytics in Finance Using the Arima Model. Application for Bucharest Stock Exchange Financial Companies Closing Prices
title_fullStr Predictive Analytics in Finance Using the Arima Model. Application for Bucharest Stock Exchange Financial Companies Closing Prices
title_full_unstemmed Predictive Analytics in Finance Using the Arima Model. Application for Bucharest Stock Exchange Financial Companies Closing Prices
title_short Predictive Analytics in Finance Using the Arima Model. Application for Bucharest Stock Exchange Financial Companies Closing Prices
title_sort predictive analytics in finance using the arima model application for bucharest stock exchange financial companies closing prices
topic financial forecasting
stock price prediction
time series analysis
arima model
url https://doi.org/10.2478/sbe-2024-0042
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AT enecezarcatalin predictiveanalyticsinfinanceusingthearimamodelapplicationforbuchareststockexchangefinancialcompaniesclosingprices