Share repurchase programs often lead to a positive short-term impact on a company's stock price as they can indicate management's belief that the stock is undervalued and that the company is in a strong financial position. Additionally, buybacks reduce the number of shares outstanding, potentially increasing earnings per share and the stock's value. Given that Tenable has highlighted its increased operating margins and cash flow as the funding sources, this suggests a solid financial base, which is likely to be viewed favorably by investors.