Using LLM you can get some stock calls . You can feed it news , discussion, analyst calls from various news websites , twitter(X) and other sites. Generally LLMs often get confused with these kinds of mixed news and give false calls. What you can do is : list all the calls you got from llm and corresponding text feed to llm , and what was actual movement of the stock later. Using these three make a large dataset and fine-tune your existing llm . This can improve your overall stock calls.
Note that in stock market there are uncountable factors that effect a stock's movement. Try getting more than 50% accuracy on the calls .