A couple of years ago, when people talked about the best investment in 2024, the markets were in full recovery. Now that we look back, it's worth analyzing what happened to those stocks that many considered the best options to invest in 2024.

At that time, the context was quite specific: inflation decreasing, interest rates moving, and a technology sector just beginning to absorb the wave of artificial intelligence. Three names constantly sounded in investors' conversations: Nvidia, Alphabet, and Novo Nordisk. Alongside them, Berkshire Hathaway and Broadcom also showed interesting potential.

Nvidia was probably the one that captured the most attention. With a market share close to 90% in AI chips, the company was positioned at the epicenter of the upcoming technological revolution. The growth was explosive: 239% in 2023, and the trend continued in 2024. What many did not expect was how long that momentum would last.

Alphabet, on the other hand, presented a more balanced profile. Its ecosystem of Google, YouTube, Android, and Chrome allowed it to generate more than 80% of revenue from digital advertising. When it launched Gemini as a response to ChatGPT, the bet was clear: not only compete in AI but integrate it into all its tools. With a P/E ratio of 29, it was cheaper than many competitors in the sector. That made it attractive for those looking for the best investment in 2024 with room for growth.

Then there was Novo Nordisk, which seemed to play in a completely different game. The anti-obesity drug market was expanding, with projections to reach 44 billion dollars by 2030. Ozempic became a phenomenon beyond medicine. The 57% growth in 2023 and the continuation in 2024 reflected that real demand.

Berkshire Hathaway represented stability. With Warren Buffett at the helm and $157 billion in cash, the company offered the reassurance sought by more conservative investors. Its beta of 0.64 meant less volatility than the overall market. It wasn't the most exciting option, but it was solid.

Broadcom, after acquiring VMware, positioned itself as a diversified player in semiconductors and enterprise software. The 108% growth in 2023 was remarkable, and projections spoke of an additional 40% increase in revenue for 2024.

The interesting lesson about these best investments in 2024 is that not all behaved the same. While Nvidia continued accelerating, others like Novo Nordisk faced regulation and competition. Alphabet grew but not at the pace of pure AI. Berkshire maintained its solidity without spectacular surprises.

For those considering short-term investing, CFDs offered flexibility. For long-term, diversification was key: not betting everything on a single technology but spreading risk across sectors.

Looking back, the best investment in 2024 was not a single formula. It depended on each investor's profile, time horizon, and risk tolerance. What became clear is that fundamental analysis, diversification, and not getting carried away by hype are principles that remain relevant. In constantly evolving markets, that continues to be more important than following any predetermined list.