Core Insights - Investing in stocks based on valuation metrics, particularly the price-to-sales (P/S) ratio, can identify opportunities with strong upside potential, especially for unprofitable or early-stage companies [1][2][3] Valuation Metrics - The P/S ratio compares a company's market capitalization to its revenues, providing a clearer picture of value when earnings are minimal or volatile [2][5] - A P/S ratio below 1 indicates a good bargain, as investors pay less than a dollar for each dollar of revenue generated [6] - The P/S ratio is often preferred over the price-to-earnings (P/E) ratio due to the difficulty of manipulating sales figures compared to earnings [7][10] Investment Opportunities - Companies with low P/S ratios, such as Affiliated Managers Group (AMG), The Greenbrier Companies, Inc. (GBX), Signet Jewelers (SIG), Cognizant Technology Solutions (CTSH), and PagSeguro Digital (PAGS), may offer compelling growth opportunities [4][10] - AMG is positioned for growth through partnerships and a robust balance sheet, currently holding a Zacks Rank 2 and a Value Score of A [12][13] - GBX benefits from a strong market position and ongoing success in its leasing business, also holding a Value Score of A and Zacks Rank 2 [14][15] - SIG demonstrates strength in key jewelry segments and has implemented cost-saving initiatives, maintaining a Value Score of A and Zacks Rank 2 [16][17] - CTSH is experiencing robust organic growth, particularly in Health Sciences and Financial Services, with a Value Score of B and Zacks Rank 2 [18][20] - PAGS is expanding its digital banking platform and adjusting credit offerings, well-positioned for long-term opportunities in Brazil's digital finance space, holding a Value Score of A and Zacks Rank 2 [21][22]