Sökning: "Abnormal Performance"

Visar resultat 1 - 5 av 369 uppsatser innehållade orden Abnormal Performance.

  1. 1. Audio Anomaly Detection in Cars

    Master-uppsats, Göteborgs universitet/Institutionen för matematiska vetenskaper

    Författare :Asma Hussein; [2023-09-11]
    Nyckelord :Audio Anomaly detection; Outlier detection; Machine learning; Mel Frequency; Chroma;

    Sammanfattning : Audio anomaly detection in the context of car driving is a crucial task for ensuring vehicle safety and identifying potential faults. This paper aims to investigate and compare different methods for unsupervised audio anomaly detection using a data set consisting of recorded audio data from fault injections and normal "no fault" driving. LÄS MER

  3. 2. Leveling the Playing Field: Can Private Investors Benefit From Mimicking Insider Trades? A quantitative study of insider trading

    Master-uppsats, Göteborgs universitet/Graduate School

    Författare :Marcus Mattsson; Marcus Lyckhage; [2023-07-04]
    Nyckelord :Insider Trading; Abnormal Return; Information Asymmetry; Outside Investors; Investment Strategy; Insider Positions;

    Sammanfattning : Historically, investors have been searching for strategies to maximize performance in the stock market. It has been shown that corporate insiders can earn abnormal returns by trading in their own companies as they possess superior information and, to a certain degree, market timing ability. LÄS MER

  4. 3. How do IPOs and SPACs differ in terms of post-listing performance, and how do insider and institutional ownership affect these differences?

    Master-uppsats, Göteborgs universitet/Graduate School

    Författare :Markus Henriksson; Theodor Hansson; [2023-07-03]
    Nyckelord :SPACs; Special Purpose Acquisition Company; IPOs; Initial Public Offering; Ownership Structure; Abnormal Returns;

    Sammanfattning : Initial Public Offerings (IPOs) and Special Purpose Acquisition Companies (SPACs) are the two most prevalent alternatives for firms seeking to list on the stock exchange, which we examine in this study. We study numerous parameters impacting the abnormal returns of IPOs and SPACs and, compare their performance in the short-term and long-term using regressions and current literature to explain the discrepancies. LÄS MER

  5. 4. Analyst Recommendations and Stock Returns Evaluating the performance of Nordic markets based on analyst consensus recommendations, and the impact of MiFID II

    Kandidat-uppsats,

    Författare :Carl Wallquist; Endrit Zymeri; [2023-07-03]
    Nyckelord :Stock recommendations; analyst performance; portfolio construction; rebalancing; regulation MiFID II; trading strategies;

    Sammanfattning : This study evaluates the performance of equity analysts who cover publicly traded stocks in the Nordic markets. To assess their performance, we employ a method that involves creating daily rebalanced portfolios based on the consensus recommendation for each covered company over four years. LÄS MER

  7. 5. Underpricing and short-term returns - An empirical study on Initial public offerings in the Nordics

    Kandidat-uppsats,

    Författare :Carl Viktorsson; Albin Västertun; [2023-07-03]
    Nyckelord :Initial public offering; Stock performance; Underpricing;

    Sammanfattning : The study examines the effect underpricing has on short-term returns for 291 Initial public offerings in Denmark, Finland, Norway and Sweden. To test for this, two different OLS-regressions have been developed with Buy-and-hold abnormal returns (BHAR) as the dependent variable, and Market-adjusted abnormal returns (MAAR) as the variable of interest, accompanied by a few control variables. LÄS MER