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Wilson Sonsini annually publishes the Silicon Valley 150 Corporate Governance Report, which analyzes the governance practices and disclosures of the Valley’s largest public companies. The report uses the Lonergan SV150[1], which includes the top 150 public companies (by annual sales) with headquarters in Silicon Valley.

We will soon be publishing the 2025 report and wanted to preview some early data points. This blog post discusses the report’s findings on environmental, social, and governance or sustainability reports (ESG Reports). The contents of these ESG Reports and the frequency with which companies publish them differ significantly from company to company.Continue Reading Sneak Peek: ESG Reports in 2025 SV150 Corporate Governance Report

Our recently published report, Rule 10b5-1 Trading Plan Guidelines: A Survey of the SV150, provides an in-depth analysis of the Rule 10b5-1 trading plan guidelines of 75 companies in the Lonergan SV150.  The report examines several key elements of these guidelines including cooling-off periods, minimum terms and maximum terms…

Continue Reading Rule 10b5-1 Trading Plan Guidelines: A Survey of the SV150

Wilson Sonsini annually publishes the Silicon Valley 150 Corporate Governance Report, which analyzes the governance practices and disclosures of the Valley’s largest public companies. The report uses the Lonergan SV150[1], which includes the top 150 public companies (by annual sales) with headquarters in Silicon Valley. We will…

Continue Reading Sneak Peek: Diversity in 2025 SV150 Corporate Governance Report

On November 17, 2025, the SEC’s Division of Corporation Finance announced that it will largely refrain from issuing responses to company requests to exclude shareholder proposals under Exchange Act Rule 14a-8—except where exclusion is sought on the basis that the proposal is not a proper subject for shareholder action under…

Continue Reading Corp Fin Announces Significant Changes Regarding Rule 14a-8 This Proxy Season

Wilson Sonsini annually publishes the Silicon Valley 150 Corporate Governance Report, which analyzes the governance practices and disclosures of the Valley’s largest public companies. The report uses the Lonergan SV150,1 which includes the top 150 public companies (by annual sales) with headquarters in Silicon Valley. We will be publishing our full 2025 report in December, but we wanted to share some early data points.Continue Reading Sneak Peek of the Silicon Valley 150 Companies’ Governance Practices: Defensive Measures

Our recently published report, Insider Trading Policies: A Survey of the SV150, provides an in-depth analysis of the insider trading policies filed by Silicon Valley’s largest public companies. The report examines several key elements of these policies including persons subject to the policy, quarterly blackout periods, pre-clearance requirements, gifts…

Continue Reading Insider Trading Policies: A Survey of the SV150

This recently published white paper, authored by Larry Sonsini and Doug Schnell, delves into the essentials and best practices of navigating shareholder engagement and shareholder activism. Wilson Sonsini’s experience helping numerous clients engage with and respond to their shareholders gives us unique insight on the practices that stand…

Continue Reading Navigating Shareholder Engagement and Shareholder Activism: Essentials and Best Practices

Our recent Client Alert discusses a much-publicized keynote address by SEC Chairman Paul S. Atkins at the University of Delaware’s John L. Weinberg Center for Corporate Governance. While formal rulemaking is stalled due to the government shutdown, his comments signal possible reforms relating to shareholder proposals and shareholder litigation.

Apart…

Continue Reading SEC Chairman Addresses Potential Reforms Relating to Shareholder Proposals and Shareholder Litigation