Money How much money Americans in their 30s and 40s have in their 401(k)s—see how you stack up – CNBC setembro 4, 2026 0 FacebookTwitterPinterestWhatsApp How much money Americans in their 30s and 40s have in their 401(k)s—see how you stack up – CNBC How much money Americans in their 30s and 40s have in their 401(k)s—see how you stack up CNBC Quero saber mais sobre como ter sucesso no mundo digital