The ABACUS deal involving Goldman Sachs was a significant event with profound consequences for Goldman Sachs and far-reaching implications for the financial industry. This paper will primarily analyze the impact of the ABACUS deal on Goldman Sachs and demonstrate the application of SWOT analysis in case studies. The entire paper will be divided into three sections according to the subheadings, with each section progressively building upon the previous to substantiate the viewpoints mentioned in the following paper. In the introduction section, the paper provides readers with a transaction overview, including the background, key players, and regulatory responses of the ABACUS Scandal, giving them a preliminary understanding of the research subject. Following that, the paper presents the process of demonstrating the internal and external impacts of the ABACUS Scandal on Goldman Sachs using the SWOT analysis, including considering the strengths, weaknesses, opportunities, and threats of the event. Lastly, the paper will summarize the findings regarding the aforementioned issues in the conclusion section, along with reviewing some shortcomings and limitations concerning research approaches, logical coherence, and other aspects. At the end of the paper, you will see both positive and negative effects on Goldman Sachs throughout the ABACUS deal from four aspects: strengths, weaknesses, opportunities, and threats.