Cambridge Advisors Inc. has filed a Form 13F-HR disclosing its equity holdings as of September 30, 2026. The filing reports the firm holds 182 separate positions with a total value of approximately $580,957,407.

Among the largest individual equity positions disclosed in the filing are:

The portfolio also includes significant exposure to exchange-traded funds (ETFs), with top holdings including the Vanguard S&P 500 ETF (15,525,252 shares) and the Vanguard Total Bond Market ETF (821,752 shares). The filing lists Lori L. Liffring as the President of Cambridge Advisors Inc.