If you have been following QuidelOrtho (QDEL) lately, you might be wondering what is behind the latest movements in the share price. While there has not been a major single event shaking up headlines this week, the steady day-to-day uptick has caught the attention of investors who are trying to judge whether this is a sign of things to come or just a temporary blip. When a stock moves without a clear catalyst, it can raise just as many questions for investors as a blockbuster announcement.

Looking back over the past year, QuidelOrtho shares are actually down over 36%, reflecting persistent skepticism despite solid revenue growth and an impressive jump in net income on an annual basis. The stock has bounced nearly 14% higher this past…