Broker Check
Blackout Periods and 105b-1 Plans: A Guide for Executives

Blackout Periods and 105b-1 Plans: A Guide for Executives

March 16, 2026

For many executives and senior employees, company stock represents a meaningful portion of both compensation and overall net worth. When managed well, equity can be a powerful wealth-building tool. But it also introduces a unique challenge: insider trading windows, often called blackout periods.

These periods that typically surround quarterly earnings releases or other material company announcements restrict when insiders can buy or sell company stock. For executives with major equity holdings, these restrictions can complicate diversification, tax planning, and personal financial decisions.

Understanding how to navigate these limitations is an important part of managing equity compensation effectively.

Why Blackout Periods Matter

Blackout periods exist to protect both companies and their employees. Trading while in possession of material nonpublic information can lead to serious legal consequences, including SEC penalties and potential criminal liability.

For executives holding substantial company stock, blackout restrictions can create several practical challenges:

  • Limited flexibility to sell shares when needed
  • Timing conflicts with tax obligations or personal financial goals
  • Pressure to act quickly once trading windows reopen
  • Difficulty managing concentrated stock positions

Without a clear strategy in place, executives may find themselves unable to act when they need to or feeling forced to make decisions during narrow trading windows that may not align with their financial plan.

A Potential Solution: 10b5-1 Trading Plans

One of the most effective tools available to executives navigating blackout periods is a Rule 10b5-1 trading plan.

A 10b5-1 plan allows insiders to establish a prearranged, rules-based plan for selling company stock. Once the plan is in place, trades are executed automatically according to the agreed-upon schedule or price conditions.

Key benefits of a 10b5-1 plan include:

Scheduled, rules-based sales

Executives can predefine when shares will be sold or establish price thresholds for transactions.

Compliance with insider trading regulations

Trades executed under a properly established 10b5-1 plan are generally considered compliant, even if they occur during blackout periods.

Reduced emotional stress

A structured plan removes the pressure of deciding when to sell in real time, helping executives avoid second-guessing or reacting to short-term market movements.

Gradual diversification

Plans can be designed to reduce concentrated stock exposure over time rather than forcing large, one-time sales that could trigger tax consequences.

Integrating Trading Plans Into a Broader Strategy

While 10b5-1 plans can be powerful tools, they’re most effective when integrated into a broader financial strategy.

Important considerations may include:

  • How stock sales fit within overall tax planning goals
  • The timing of option exercises or RSU vesting
  • Managing portfolio diversification and risk
  • Planning for major liquidity needs, such as a home purchase, education funding, or philanthropic goals

Every executive’s situation is different, which is why a thoughtful, customized approach is important.

Why Now Is a Good Time to Review Your Strategy

Tax season and the start of a new corporate earnings cycle provide a natural opportunity to review your equity strategy.

Executives may want to consider:

  • Reviewing current company stock holdings
  • Evaluating upcoming blackout periods
  • Determining whether a structured trading plan makes sense
  • Ensuring all trades align with both compliance requirements and long-term financial goals

For professionals whose wealth is closely tied to company stock, a proactive strategy can help reduce stress, maintain compliance, and turn equity holdings into a more intentional part of a long-term financial plan.

Disclaimer: Neither MML Investors Services nor any of its subsidiaries, employees or agents are authorized to give legal or tax advice. Consult your own personal attorney, legal or tax counsel for advice on specific legal and tax matters.

CRN202903-10766017