Sam Vadas wraps up Tuesday's trading action with shares closing in the green. All 4 major indices built on Monday's rally as investors positively react to calming tensions in the Middle East. On the stock front, Broadcom (AVGO) soared to new all-time highs on the back of an upgrade. Mastercard (MA) announced a partnership with Fiserv (FI) signaling further stablecoin adoption. And, Carnival (CCL) shares rode the wave of an earnings beat to finish nearly 7% higher.