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Mellissa Campbell Duru

Mellissa Campbell Duru

Partner, Washington, D.C.

mduru@gibsondunn.com

+1 202.955.8204

Mellissa Duru is a corporate partner in the Washington, D.C. office of Gibson Dunn, where she is a member of the firm’s Securities Regulation and Corporate Governance Practice Group. Prior to joining Gibson Dunn, Mellissa served as Deputy Director of the Division of Corporation Finance’s Legal Regulatory Policy group at the U.S. Securities and Exchange Commission (SEC).

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Gibson Dunn ESG: Risk, Litigation, and Reporting Update (May 2026)

June 26, 2026 | Posted by Cléo Batista; Carla Baum; Mellissa Campbell Duru; Becky Chung; Sydney Colopy; Georgia Derbyshire; Julie Doria; Pierre-Emmanuel Fender; Saad Khan; Julia Lapitskaya; Vanessa Ludwig; Babette Milz; Johannes Reul; Annie Saunders; Meghan Sherley; Nicholas Tok; Maggie Valachovic Topic(s): ESG; EU Regulation; Human Capital Management

We are pleased to provide you with Gibson Dunn’s ESG Risk, Litigation, and Reporting update covering the following key developments during May 2026. Please click on the links below for further details.

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Key Current Securities and Governance Issues for Boards of Directors

June 16, 2026 | Posted by Aaron K. Briggs; Mellissa Campbell Duru; Andrew L. Fabens; Elizabeth A. Ising; Thomas J. Kim; Brian J. Lane; Julia Lapitskaya; Ronald O. Mueller; Michael A. Titera; Lori Zyskowski; Geoffrey E. Walter; Matthew L. Dolloff Topic(s): Corporate Governance; Disclosure; Executive Compensation; Proxy Statements and Annual Meetings; Securities Regulation; Shareholder Proposals

Navigating recent SEC rule proposals, shifting investor engagement, and other new securities regulation and corporate governance developments.

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SEC Proposes Rescission of Climate-Related Disclosure Rules

June 3, 2026 | Posted by Mellissa Campbell Duru; Elizabeth A. Ising; Thomas J. Kim; Ronald O. Mueller; Lori Zyskowski; Jack Strachan Topic(s): Disclosure; Environmental/Climate Change; ESG

It will be important to the comment process for commenters to submit their views on the Proposal. A well-developed administrative record—including from those who support the Proposal—helps inform the Commission’s deliberations and supports the durability of any final action. 

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Update: May 20, 2026 Order Granting Additional Directors and Officers of Certain Foreign Private Issuers an Exemption from Section 16 (a) Reporting

May 22, 2026 | Posted by Mellissa Campbell Duru; Eric Scarazzo; Marie M. Kwon; Rodrigo Surcan Topic(s): Capital Markets; Corporate Governance; Disclosure; Securities Regulation

On May 20, 2026, the Securities and Exchange Commission (SEC) updated its grant of exemptive relief from Section 16(a) reporting requirements for directors and officers of foreign private issuers (FPIs) organized in a “qualifying jurisdiction,” who are subject to a “qualifying regulation[1]”. Three additional “qualifying jurisdictions” were added: Australia, India and Singapore.

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Gibson Dunn ESG: Risk, Litigation, and Reporting Update (April 2026)

May 19, 2026 | Posted by Carla Baum; Mellissa Campbell Duru; Sydney Colopy; Becky Chung; Georgia Derbyshire; Ferdinand M. Fromholzer; Julia Lapitskaya; Vanessa Ludwig; Babette Milz; Johannes Reul; Annie Saunders; Meghan Sherley; Maggie Valachovic; Mason F Ye Topic(s): Environmental/Climate Change; ESG; EU Regulation; Human Capital Management

We are pleased to provide you with Gibson Dunn’s ESG Risk, Litigation, and Reporting update covering the following key developments during April 2026. Please click on the links below for further details.

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SEC Proposes Amendments to Permit Optional Semiannual Reporting by Public Companies

May 8, 2026 | Posted by Aaron K. Briggs; Mellissa Campbell Duru; Andrew L. Fabens; Hillary H. Holmes; Thomas J. Kim; Brian J. Lane; Julia Lapitskaya; Kristen C. Limarzi; Ronald O. Mueller; Michael A. Titera; Peter Wardle; Lori Zyskowski; Thomas W. Franck Topic(s): Disclosure; Financial Statements; Securities Regulation

Companies evaluating the alternatives would need to consider a number of factors addressed in this update, including investor expectations and any reporting obligations under debt agreements.

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Gibson Dunn ESG: Risk, Litigation, and Reporting Update (March 2026)

April 22, 2026 | Posted by Carla Baum; Mellissa Campbell Duru; Becky Chung; Sydney Colopy; Georgia Derbyshire; Ferdinand M. Fromholzer; Muriel Hague; Saad Khan; Julia Lapitskaya; Vanessa Ludwig; Babette Milz; Johannes Reul; Meghan Sherley; Nicholas Tok; Maggie Valachovic; Mason F Ye Topic(s): Environmental/Climate Change; ESG; EU Regulation; Human Capital Management

We are pleased to provide you with Gibson Dunn’s ESG Risk, Litigation, and Reporting update covering the following key developments during March 2026. Please click on the links below for further details.

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SEC Staff Issues Exemptive Relief Allowing 10-Business Day Equity Tender Offers

April 20, 2026 | Posted by Mellissa Campbell Duru; Brian J. Lane; Sebastian L. Fain; Alisa Babitz; Matt Staugaard Topic(s): Disclosure; Registered Securities Offerings; Securities Regulation

It is clear that the exemptive relief will provide public and private companies with significantly more flexibility in the structuring and timing of their transactions.

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EDGAR Access Delays and Conditional No-Action Relief for Section 16(a) Filers

March 13, 2026 | Posted by Mellissa Campbell Duru; Eric Scarazzo; Marie M. Kwon; Rodrigo Surcan Topic(s): Capital Markets; Corporate Governance; Disclosure; Securities Regulation

On March 12, 2026, the Staff provided domestic and first-time foreign private issuer Section 16 filers with conditional no-action relief. If Section 16(a) filings cannot be timely made by the March 18, 2026 deadline under the Holding Foreign Insiders Accountable Act due to delays in obtaining EDGAR access, filings can be made by April 1, 2026, provided certain conditions are met.  Reproduced below are the updated FAQs.

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Attention: March 18, 2026 Section 16(a) Reporting for Foreign Private Issuers’ Directors and Officers and Clarifications on Who is Exempt

March 9, 2026 | Posted by Mellissa Campbell Duru; Eric Scarazzo; Marie M. Kwon; Rodrigo Surcan Topic(s): Capital Markets; Corporate Governance; Disclosure; Securities Regulation

On March 5, 2026, the Securities and Exchange Commission (SEC) granted exemptive relief from the upcoming March 18, 2026 Section 16(a) reporting deadline applicable to directors and officers of foreign private issuers (FPIs) organized in a “qualifying jurisdiction,” who are subject to a “qualifying regulation[1]”. See our client alert for more details.

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Update: Foreign Private Issuer Director & Officer Section 16 Reporting Starts March 18, 2026

March 2, 2026 | Posted by Eric Scarazzo; Mellissa Campbell Duru; Rodrigo Surcan; Marie M. Kwon Topic(s): Capital Markets; Corporate Governance; Disclosure; Securities Regulation

On February 27, 2026, the Securities and Exchange Commission (SEC) adopted final rules and form amendments implementing the Holding Foreign Insiders Accountable Act (the HFIAA).  The HFIAA, signed into law on December 18, 2025 as part of the National Defense Authorization Act for Fiscal Year 2026, amended Section 16(a) of the Securities Exchange Act of 1934 (the Exchange Act) to extend insider reporting obligations to directors and officers of foreign private issuers (FPIs).  Historically, such individuals were exempt from Section 16 reporting.  See our prior blog post here for additional background.

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The End of (Most) PX14A6G Filings and Other New Proxy/Executive Compensation Interpretations

January 26, 2026 | Posted by Andrew L. Fabens; Gina Hancock; Julia Lapitskaya; Krista P. Hanvey; Mellissa Campbell Duru; Ronald O. Mueller Topic(s): Compensation Committee; Disclosure; Executive Compensation; Proxy Statements and Annual Meetings; Shareholder Proposals

On January 23, 2026, the Division of Corporation Finance (the “Division”) of the Securities and Exchange Commission issued several new and updated Compliance and Disclosure Interpretations (“C&DIs”). The new C&DIs include guidance related to proxy rules and executive compensation disclosures.  Other C&DIs issued the same day address additional matters under the proxy rules, tender offer rules and schedules, and Securities Act matters, which we address in this Client Alert.

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Section 16 Insider Reporting Requirements Extended to Foreign Private Issuers Directors and Officers

December 24, 2025 | Posted by Mellissa Campbell Duru; Eric Scarazzo Topic(s): Capital Markets; Corporate Governance; Disclosure; Securities Regulation

Tucked within the National Defense Authorization Act of Fiscal Year 2026 (the NDAA) are the provisions of the Holding Foreign Insiders Accountable Act (the HFIAA).  The HFIAA was signed into law on December 18, 2025 and amends Section 16(a) of the Securities Exchange Act of 1934 (the Exchange Act) to extend Section 16(a) reporting obligations to the directors and officers of foreign private issuers (FPIs).  Prior to its enactment, directors and officers of FPIs were exempt from such reporting requirements.

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Initial Impacts of the Government Shutdown on SEC Operations

September 30, 2025 | Posted by Mellissa Campbell Duru; Thomas J. Kim; Elizabeth A. Ising; Andrew L. Fabens Topic(s): Capital Markets; IPOs; Proxy Statements and Annual Meetings; Registered Securities Offerings; Registration Statements; Securities Regulation; Shareholder Proposals; Underwriters and Agents

Division of Corporation Finance Statements on the Government Shutdown

A partial shutdown of the federal government is on track to occur at 12:01 a.m. ET on Wednesday, October 1, 2025, if Congress is unable to reach agreement on legislation funding the government. The Securities and Exchange Commission (the “SEC”) Division of Corporation Finance (the “Division”) announced today that, after 5:30 p.m. EST, “the Division of Corporation Finance and the Division of Investment Management will not be in a position to act upon any … requests [for effectiveness] until the SEC receives appropriations to fund its operations.” The Division advised that commencing October 1, a limited number of staff would be available to answer questions relating to fee calculations and emergency filing relief and it directed filers needing assistance with such matters to submit a request and contact information to CFEmergency@sec.gov.

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SEC Issues Updates to Beneficial Ownership Reporting C&DIs

July 15, 2025 | Posted by Mellissa Campbell Duru; James J. Moloney; David Korvin Topic(s): Disclosure; Securities Regulation

On July 11, 2025, the Division of Corporation Finance (the “Division”) of the Securities and Exchange Commission (“SEC”) announced that it updated certain Compliance and Disclosure Interpretations (“C&DIs”) related to Exchange Act Sections 13(d) and 13(g) and Regulation 13D-G Beneficial Ownership Reporting. The updated C&DIs, including comparisons to previously issued C&DIs that the SEC provided, have been compiled in Annex A.

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Things To Do This Week: Validate EDGAR Codes

March 19, 2025 | Posted by Michael A. Titera; Mellissa Campbell Duru; Julia Lapitskaya; Ronald O. Mueller; Lori Zyskowski Topic(s): Capital Markets; Corporate Governance; Disclosure; Securities Regulation

Those lucky individuals who are responsible for EDGAR codes (for companies and Section 16 filers) are strongly encouraged to confirm this week that those EDGAR codes, specifically the CCCs (CIK Confirmation Codes) and Passphrases, are both (1) valid AND (2) current. EDGAR codes are valid if they are correct and are current if they have been established or reset since September 2019. Valid and current CCCs and Passphrases will be required to enroll in EDGAR Next via the EDGAR Next dashboard, and after Friday, March 21, the process for obtaining valid and current codes will be more tedious.

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SEC Corp Fin Staff Updates Guidance on Lock-Ups, Written Consents and Financing Matters in Tender Offers and Business Combination Transactions

March 7, 2025 | Posted by James J. Moloney; Tull Florey; Mellissa Campbell Duru Topic(s): Corporate Governance; M&A; Miscellaneous; Securities Regulation

On March 6, 2025, the staff of the Division of Corporation Finance (the “Staff”) of the U.S. Securities and Exchange Commission (the “Commission”) published several updates to its Compliance and Disclosure Interpretations (“C&DIs”) relating to merger transactions and tender offers.  Key updates are set forth below.

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Editors

Alisa Babitz

J. Alan Bannister

Cléo Batista

Carla Baum

Aaron K. Briggs

Becky Chung

Michael Collins

Sydney Colopy

Georgia Derbyshire

Matthew L. Dolloff

Julie Doria

Mellissa Campbell Duru

Andrew L. Fabens

Sebastian L. Fain

Sean C. Feller

Pierre-Emmanuel Fender

Tull Florey

Thomas W. Franck

Ferdinand M. Fromholzer

Muriel Hague

Gina Hancock

Krista P. Hanvey

Hillary H. Holmes

Elizabeth A. Ising

Atma Kabad

Saad Khan

Thomas J. Kim

David Korvin

Marie M. Kwon

Brian J. Lane

Ari Lanin

Julia Lapitskaya

Kristen C. Limarzi

Robert B. Little

Vanessa Ludwig

Cynthia M. Mabry

Stewart McDowell

Gregory Merz

Hank Michael

Babette Milz

Ronald O. Mueller

Michael K. Murphy

Ekaterina (Kate) Napalkova

Johannes Reul

Annie Saunders

Michael Scanlon

Eric Scarazzo

Meghan Sherley

Gerry Spedale

Matt Staugaard

Rodrigo Surcan

Michael A. Titera

Nicholas Tok

Harrison Tucker

Maggie Valachovic

Geoffrey E. Walter

Peter Wardle

David C. Ware

William L. Wortmann

Mason F Ye

Robyn Zolman

Lori Zyskowski

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  • National Association of Corporate Directors
  • Columbia Law Blue Sky Blog
  • ESG Resources for Public Companies

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