5 Stocks Under $5 That Will Explode

3. Exagen Inc. (NASDAQ:XGN)

Exagen Inc. (NASDAQ:XGN) earns a spot on our list of the best penny stocks set to explode.

As of April 8, 2026, analyst sentiment toward Exagen Inc. (NASDAQ:XGN) remains bullish, with over 80% of covering analysts maintaining ‘Buy’ ratings on the stock. The consensus price target of $10 implies a 235.01% upside.

On March 11, 2026, Craig-Hallum reduced the stock’s price target to $10 from $12, while issuing a ‘Buy’ rating. The investment firm noted that, despite test volume accelerating for Exagen Inc. (NASDAQ:XGN) as planned, the story did not progress as expected due to average selling prices that fell short of projections. Accordingly, the firm does not expect both revenue growth and gross margin to meet initial forecasts.

Meanwhile, Exagen Inc. (NASDAQ:XGN) released its fourth-quarter and full-year 2025 results on March 30, 2026, which showed a 20% year-over-year revenue increase, a trailing twelve-month ASP of $441 (+7% YoY), and 11% test volume growth.

Along with highlighting new biomarker additions throughout its testing platform and guiding 2026 revenue to $70 million–$73 million, Exagen Inc. (NASDAQ:XGN) reported ending 2025 with $32 million in cash after further strengthening the balance sheet through a public offering and credit facility.

The earnings release highlights the company’s push toward profitable growth amid margin pressures.

Exagen Inc. (NASDAQ:XGN), a commercial-stage diagnostics company founded by Waneta C. Tuttle and Cole Harris in 2002, transforms the care continuum for patients suffering from debilitating and chronic autoimmune diseases. It does so by enabling timely differential diagnosis and optimizing therapeutic intervention.