This study aims to determine the effect of audit opinion and audit delay on stock prices with firm size as a moderating variable. This research is a quantitative research using secondary data from the financial statements of banking companies that have been listed on the Indonesia Stock Exchange for the period 2019 to 2022. The sample in this study was obtained using the probability sampling method, and 20 companies were obtained so that the sample used was 80 data. Data analysis in this study used SPSS software version 27. The results showed that audit opinion had no effect on stock prices, while audit delay had a significant negative effect on stock prices. On the other hand, company size can strengthen the negative effect of audit opinion on stock prices, but cannot strengthen or weaken the effect of audit delay on stock prices.

Companies that have been listed on the Indonesia Stock Exchange are required to submit audited annual financial reports to the public, which information will then be used by interested parties for consideration in making decisions. However, in fact not all issuers are able to publish their annual financial reports on the Indonesia Stock Exchange. So that this study aims to determine the effect of financial performance on the delay in the publication of audited financial statements mediated by audit report lag. The object of research is issuers with consumer cyclicals and consumer non-cyclicals sectors and late in publishing their audited financial reports, observation period 2017-2021. The sampling technique used purposive sampling and resulted in 46 samples. The research method used is statistical t test, path analysis and Sobel test using the help of the IBM SPSS version 26 program. The results of this study indicate that profitability has an effect on audit report lag, profitability has no effect on delays in the publication of audited financial statements, audit report lag affects delays publication of audited financial statements, and audit report lag succeeded in mediating profitability against the delay in publication of audited financial statements.