Over the last 7 days, the United States market has experienced a 2.1% drop, yet it remains up by 19% over the past year with earnings projected to grow by 17% annually in the coming years. In this dynamic environment, identifying stocks that are potentially undervalued can be crucial for investors seeking opportunities, and insider buying may provide additional insights into these prospects.

Top 10 Undervalued Small Caps With Insider Buying In The United States

Name	PE	PS	Discount to Fair Value	Value Rating
Similarweb	NA	2.4x	38.94%	★★★★★★
Industrial Logistics Properties Trust	NA	1.2x	48.04%	★★★★★★
Shore Bancshares	11.7x	3.4x	36.03%	★★★★★☆
Enovis	NA	0.7x	21.62%	★★★★★☆
Bank of Marin Bancorp	NA	7.1x	31.47%	★★★★☆☆
Union Bankshares	9.7x	2.1x	44.86%	★★★★☆☆
Bank of the James Financial Group	10.7x	2.4x	27.56%	★★★★☆☆
Auburn National Bancorporation	10.9x	2.7x	9.77%	★★★☆☆☆
German American Bancorp	13.2x	4.9x	25.27%	★★★☆☆☆
Orion Group Holdings	103.2x	0.4x	48.01%	★★★☆☆☆

Let's review some notable picks from our screened stocks.

Commercial Bancgroup (CBK)

Simply Wall St Value Rating: ★★★☆☆☆

Overview: Commercial Bancgroup operates in the banking sector, focusing on providing a range of financial services, with a market capitalization of $1.5 billion.

Operations: The company generates revenue primarily from its banking segment, with recent figures indicating $92.55 million in revenue. Operating expenses are a significant component, with general and administrative expenses consistently around $35 million to $38 million over the observed periods. The net income margin shows an upward trend, reaching 42.53% by mid-2026, reflecting improved profitability despite steady operating costs.

PE: 11.8x

Commercial Bancgroup's recent earnings report highlights a steady increase in net interest income, reaching US$21.52 million for Q2 2026, up from US$20.06 million the previous year. Net income also rose to US$10.22 million from US$8.9 million, signaling potential value despite being dropped from several Russell growth benchmarks in June 2026. Insider confidence is evident with share purchases earlier this year, suggesting optimism about future performance as earnings are projected to grow annually by 6.83%.

Citizens Financial Services (CZFS)

Simply Wall St Value Rating: ★★★★☆☆

Overview: Citizens Financial Services operates as a community banking institution with a market cap of $0.37 billion.

Operations: The company's revenue primarily stems from community banking, with recent figures reaching $114.76 million. Operating expenses have shown an increasing trend, amounting to $63.20 million in the latest period, with general and administrative expenses constituting a significant portion at $50.61 million. The net income margin has varied over time but was recorded at 35.77% in the most recent quarter analyzed.

PE: 9.4x

Citizens Financial Services stands out in the small cap segment with recent insider confidence, as insiders purchased shares between May and June 2026. The company reported a solid increase in net income for Q2 2026, reaching US$10.19 million from US$8.46 million the previous year, indicating potential growth despite being dropped from the Russell 2000 Dynamic Index in June. However, its low allowance for bad loans at 57% could be a point of concern for investors.

Bank of Marin Bancorp (BMRC)

Simply Wall St Value Rating: ★★★★☆☆

Overview: Bank of Marin Bancorp operates as a community banking institution, focusing on providing financial services to individuals and businesses, with a market capitalization of approximately $0.38 billion.

Operations: The company's revenue is primarily derived from community banking activities, with a gross profit margin consistently at 100%. Operating expenses, including general and administrative costs, have shown fluctuations over the periods. Notably, net income margins have varied significantly, reflecting changes in profitability over time.

PE: -30.2x

Bank of Marin Bancorp, a smaller player in the financial sector, shows potential for growth with its recent financial turnaround. In Q2 2026, they reported a net income of US$9.25 million compared to a net loss the previous year, and net interest income rose to US$30.78 million from US$24.97 million year-over-year. Insider confidence is evident as insiders have been purchasing shares recently. Their consistent dividend payments further underscore stability, with the latest being their 85th consecutive quarterly payout of $0.25 per share on August 13, 2026.

Seize The Opportunity

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This article by Simply Wall St is general in nature. We provide commentary based on historical data and analyst forecasts only using an unbiased methodology and our articles are not intended to be financial advice. It does not constitute a recommendation to buy or sell any stock, and does not take account of your objectives, or your financial situation. We aim to bring you long-term focused analysis driven by fundamental data. Note that our analysis may not factor in the latest price-sensitive company announcements or qualitative material. Simply Wall St has no position in any stocks mentioned.