Form 4: Tempus AI CEO Eric Lefkofsky Sells Shares

CEO and Chairman Eric Lefkofsky sold 166,250 shares of Tempus AI Class A Common Stock via a pre-arranged 10b5-1 trading plan.

Summary

• CEO and Chairman Eric Lefkofsky executed sales of 166,250 shares of Class A Common Stock on May 27, 2026.
• The sales were conducted through entities controlled by the reporting person, specifically Gray Media, LLC and Blue Media, LLC.
• Transactions were executed at weighted average prices of $46.17 and $46.89 per share.
• The sales were made pursuant to a Rule 10b5-1 trading plan adopted on March 4, 2025.

Sentiment

Score: 5

Explanation: StockSavvy.ai views this as a neutral event; while insider selling can be perceived as a lack of confidence, the use of a pre-arranged 10b5-1 plan is a standard, non-discretionary practice.

Positives

• The transactions were pre-planned under a Rule 10b5-1 trading plan, indicating the sales were not based on sudden non-public information.

Negatives

• Significant insider selling by the CEO and Chairman may be perceived negatively by some market participants as a reduction in personal stake.

Risks

• Continued selling by major shareholders or insiders could exert downward pressure on the stock price.

Future Outlook

No specific forward-looking guidance regarding company operations was provided in this filing.

Management Comments

• The reporting person has committed to providing full information regarding the number of shares sold at each separate price within the reported ranges upon request.

Industry Context

StockSavvy.ai notes that insider selling by founders and CEOs is common in the technology and biotech sectors, particularly following lock-up expirations or through pre-planned 10b5-1 programs, and does not necessarily reflect a change in the company's fundamental outlook.

Comparison to Industry Standards

• The use of Rule 10b5-1 plans is the industry standard for executives to sell shares while maintaining compliance with insider trading regulations.

Related Party Transactions

• The reporting person controls multiple entities including Gray Media, LLC, Blue Media, LLC, 346 Long LLC, and various foundations involved in the ownership of the shares.

Stakeholder Impact

• Shareholders should note the reduction in the CEO's indirect beneficial ownership, though he remains a significant stakeholder.

Next Steps

• Continued monitoring of future Form 4 filings for further insider activity.

Key Dates

Keywords

Tempus AI, TEM, Insider Trading, Eric Lefkofsky, Form 4, SEC Filing