Undervalued Eli Lilly vs Overvalued Novo Nordisk: A Tale of Two Stocks

Saturday, Aug 23, 2025 8:58 pm ET1min read

Eli Lilly and Novo Nordisk are two major pharmaceutical companies that have experienced a significant decline in their stock prices in recent months due to the GLP-1 and weight loss medication era. Eli Lilly's stock is considered undervalued, while Novo Nordisk's stock is seen as overvalued. Both companies have faced challenges in the market, but investors believe that Eli Lilly has the potential for growth and is a better investment opportunity.

The pharmaceutical industry has witnessed significant fluctuations in stock prices for major players Eli Lilly (LLY) and Novo Nordisk (NVO) in recent months. Both companies have experienced substantial declines, driven primarily by the evolving landscape of GLP-1 and weight loss medications. While Eli Lilly's stock is considered undervalued, Novo Nordisk's stock is seen as overvalued by many investors.

Eli Lilly's Undervalued Status

Eli Lilly's stock has been undervalued, with analysts pointing to its diverse revenue streams and strong market position in the GLP-1 and weight loss medication sectors. According to data from [2], Eli Lilly generates approximately 20% of its revenue from obesity medication, with a more diversified portfolio that includes Immunology and Oncology segments. This diversification has buffered the company against the volatility experienced in the GLP-1 market.

Novo Nordisk's Overvalued Status

In contrast, Novo Nordisk's stock has been overvalued, with a significant drop in share price following a series of setbacks. The company's share price has plummeted to multiyear lows, driven by slower uptake of obesity drugs, strong competition from Eli Lilly, and the continued sale of cheaper alternatives [1]. Despite these challenges, Morningstar analysts still see long-term strength in Novo Nordisk's portfolio and new launches [1].

Market Challenges and Opportunities

Both companies have faced challenges in the market, with Eli Lilly and Novo Nordisk battling for the best efficacy in the weight loss segment. Novo Nordisk's CagriSema did not meet expectations, while Eli Lilly's Orforglipron showed slightly lower efficacy compared to Novo Nordisk's oral therapy [2]. This volatility is expected to continue, with each company's stock price fluctuating based on clinical trial results and market announcements.

Investors believe that Eli Lilly has the potential for growth and is a better investment opportunity due to its diversified revenue streams and strong market position. In contrast, Novo Nordisk's stock is seen as overvalued, with a significant drop in share price following a series of setbacks.

Conclusion

The GLP-1 and weight loss medication era has put Eli Lilly and Novo Nordisk into the spotlight, with both companies experiencing significant declines in their stock prices. While Eli Lilly's stock is considered undervalued, Novo Nordisk's stock is seen as overvalued. Investors should closely monitor the evolving landscape of these medications and the companies' ability to navigate the challenges and opportunities that arise.

References

[1] https://global.morningstar.com/en-gb/stocks/is-novo-nordisk-stock-buy-after-its-share-price-collapse
[2] https://seekingalpha.com/article/4816247-eli-lilly-vs-novo-nordisk-one-stock-is-massively-undervalued-the-other-overvalued

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