Skip to main content

Insider Reporting Obligations: Understanding Forms 3, 4, and 5

Learning Center

U.S. securities laws require certain individuals with significant relationships to a public company to report their ownership and transactions in the company’s securities. These disclosures are made through SEC Forms 3, 4, and 5, which help provide transparency regarding insider holdings and trading activity.

Officers, directors, and individuals who beneficially own more than 10 percent of any class of a company’s securities are generally considered “insiders.” These insiders must report their holdings and transactions in company securities using Forms 3, 4, and 5.

This article explains when each form must be filed and what information they disclose.

Who Must File Forms 3, 4, and 5?

The federal securities laws require certain individuals to report their ownership and transactions involving company securities. These individuals include:

  • Officers of the company
  • Directors of the company
  • Beneficial owners of more than 10 percent of any class of the company’s equity securities registered under Section 12 of the Securities Exchange Act of 1934

These individuals are generally referred to as “insiders.” Their reporting obligations arise under the insider reporting provisions of the federal securities laws.

Form 3: Initial Statement of Beneficial Ownership 

Form 3 is used to report an insider’s initial ownership of a company’s securities.

When Form 3 Must Be Filed

When a person becomes an insider. For example, when they are appointed as a director or hired as an officer, they must file Form 3 to disclose their holdings of the company’s securities.

Filing Deadline

Form 3 must be filed within 10 days after the person becomes an insider.

This filing establishes the insider’s baseline ownership position in the company. 

Form 4: Reporting Insider Transactions

Form 4 is used to report transactions in a company’s securities by insiders.

When Form 4 Must Be Filed

In most cases, when an insider buys or sells the company’s securities, the transaction must be reported on Form 4.

These transactions may include purchases, sales, or other changes in ownership involving:

  • Common stock
  • Options
  • Warrants
  • Convertible securities or other derivative instruments

Filing Deadline

Form 4 must generally be filed within two business days following the transaction date.

The filing discloses the number of securities involved, the price per share, and other details about the transaction.

Form 5: Annual Statement of Certain Transactions

Form 5 is used to report certain transactions that were not previously reported during the year.

When Form 5 Must Be Filed

Form 5 is required when:

  • A transaction was exempt from Form 4 reporting, or
  • A transaction was not reported earlier in the year.

For example, certain small purchases by insiders that fall below specified reporting thresholds may not be reported immediately but must later be disclosed on Form 5.

Filing Deadline

Form 5 must generally be filed no later than 45 days after the company’s fiscal year ends.

Form 5 does not need to repeat transactions that have already been reported on Form 4.

Why Insider Reporting Matters 

Forms 3, 4, and 5 provide investors with insight into insider ownership and trading activity. Reports of insider purchases or sales may provide useful information about insiders’ views of the company’s performance or prospects.

At the same time, insiders may trade for a variety of reasons, including diversification or liquidity needs. As a result, insider transactions should be interpreted within the broader context of the company’s circumstances.

These filings are publicly available through the SEC’s EDGAR database, allowing investors and market participants to review insider holdings and transaction activity. 

Key Takeaways 

Forms 3, 4, and 5 serve different purposes within the insider reporting framework:

Form Purpose Filing Deadline
Form 3 Initial disclosure of insider ownership Within 10 days of becoming an insider
Form 4 Reports insider purchases or sales Within 2 business days of the transaction
Form 5 Reports certain transactions not previously disclosed Within 45 days after the fiscal year ends

Together, these filings help promote transparency regarding insider ownership and trading activity in public companies.

If you would like to discuss insider reporting requirements or compliance with SEC Forms 3, 4, and 5, our team is available to assist.

Contact Person: Nick L. Torres, Esq. and Zhiqi Zheng, Esq.

Weiwei with glasses and long black hair wearing a white shirt, set against a plain background.

Written By Weiwei Lu

Law Clerk

Weiwei Lu specializes in securities law and corporate matters, and general public company work. She leverages her bilingual proficiency in English and Mandarin and her deep understanding of cross-border business and cultural environments to help Chinese companies navigate the complex and rapidly evolving U.S. legal and regulatory landscape. With strong cross-cultural communication skills, she supports clients in facilitating efficient transactions and achieving their business goals.

Professional man in suit smiling confidently in a modern office setting.

Main Contact: Nick L. Torres, Esq.

Founder | Managing Partner
Nick L. Torres, Esq., founder and managing partner of Torres & Zheng at Law, P.C. (T&Z Business Law), specializes in China-related corporate and securities transactions, including venture capital, private equity, M&A, and securities offerings, with expertise in Restaurant Law and China Practice.
Our Blog

Recent Resource Articles

We share our wealth of knowledge through our free blog.