Form 4: Tempus AI CEO Sells $12.3M in Stock

Tempus AI CEO Eric P. Lefkofsky sold 166,250 shares of Class A Common Stock for approximately $12.3 million under a pre-arranged 10b5-1 trading plan.

Summary

• Eric P. Lefkofsky, CEO and Chairman of Tempus AI, Inc. (TEM), sold a total of 166,250 shares of Class A Common Stock.
• The sales occurred on November 24, 2025, at a weighted average price of $74.1 per share, with individual transactions ranging from $74.00 to $74.49.
• The total value of the shares sold amounts to approximately $12,311,625.
• These transactions were executed under a Rule 10b5-1 trading plan established on March 4, 2025.
• The shares were sold indirectly through Gray Media, LLC (33,250 shares) and Blue Media, LLC (133,000 shares), both controlled by Mr. Lefkofsky.
• Following these transactions, Mr. Lefkofsky continues to beneficially own 2,003,213 shares directly and 36,412,245 shares indirectly through various entities.

Sentiment

Score: 3

Explanation: The sentiment is moderately negative due to a significant insider sale by the CEO and Chairman. While the sale was pre-planned under a 10b5-1 plan, the large volume of shares sold (over $12.3 million) can still be interpreted by the market as a lack of strong conviction or a belief that the stock is fully valued, potentially leading to negative investor sentiment.

Positives

• The sale was conducted under a Rule 10b5-1 trading plan, indicating a pre-scheduled transaction rather than an immediate reaction to new information.

Negatives

• A significant sale of 166,250 shares by the CEO and Chairman, totaling over $12.3 million, could be perceived negatively by investors.
• The sale reduces the insider's direct and indirect holdings in the company.

Risks

• Investor perception risk due to significant insider selling, potentially signaling a lack of confidence or a belief that the stock is fully valued.

Future Outlook

NA

Industry Context

This filing reflects an individual insider transaction and does not directly provide broader industry trends or competitive analysis. However, significant insider sales can sometimes be interpreted by the market in the context of overall industry sentiment or company-specific performance expectations.

Related Party Transactions

• Sales were conducted indirectly through Gray Media, LLC and Blue Media, LLC, both controlled by Eric P. Lefkofsky.
• Beneficial ownership is also held through 346 Long LLC, Lefkofsky Family 2025 GRAT (where spouse is trustee), Black Media, LLC, and Lefkofsky Family Foundation, all entities related to the reporting person.

Stakeholder Impact

• Shareholders: May interpret the significant insider sale as a negative signal, potentially impacting stock price and confidence.
• Employees: No direct impact mentioned, but a decline in stock price could affect equity compensation value.

Key Dates

Recommendation

While the CEO's sale of over $12.3 million in stock is a significant event, it was executed under a pre-arranged 10b5-1 trading plan, which mitigates the immediate negative signal of an opportunistic sale. However, the sheer volume of shares sold by a key insider warrants caution. Investors should hold their positions and monitor future company performance and insider activity for clearer directional signals, as this transaction alone does not provide sufficient grounds for a strong buy or sell recommendation, but rather suggests a period of observation.

Keywords

Tempus AI, TEM, SEC Form 4, Insider Sale, Eric P. Lefkofsky, Stock Transaction, 10b5-1 Plan, CEO, Chairman, Beneficial Ownership