<div id="readability-page-1">By Arriana McLymore and Ross Kerber NEW YORK, Dec 18 - A union-aligned investment group sent letters to Amazon, Walmart and Alphabet on Wednesday, asking how U.S. President Donald Trump's immigration policies were impacting their finances and supply chains, according to the documents seen by Reuters. SOC Investment Group owns less than 1% of each of the companies, which include some of the</div>

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<p>A union-aligned investment group sent letters to Amazon, Walmart, and Alphabet, asking how U.S. President Donald Trump's immigration policies were impacting their finances and supply chains.</p>

- A union-aligned investment group, SOC Investment Group, inquired about the financial and supply chain impacts of U.S. President Donald Trump's immigration policies on Amazon, Walmart, and Alphabet.  
- SOC Investment Group holds less than 1% ownership in each of these companies.  
- The group's action reflects ongoing concerns about the interplay between corporate practices and governmental policies.

Amazon, Walmart shareholder pushes firms to report impact of Trump's immigration policies