Monitor for the actual sale on Form 4 filings. A CEO sale of this size (~$7.8M) is notable but not alarming given the $8.4B market cap. Watch for any pattern of sustained insider selling, especially ahead of earnings or material events.
Price Chart
Executive Summary
Eric Lefkofsky, CEO and co-founder of Tempus AI, filed a Form 144 indicating intent to sell 166,250 shares of Class A Common stock, with an approximate market value of $7.76M based on the filing date. The shares are held through entities he controls (Blue Media, LLC and Gray Media, LLC), and the sale is planned through J.P. Morgan Securities. This is a notable insider sale by the CEO, but the filing is an intent notice, not a completed transaction.
Key Facts
- CEO Eric Lefkofsky filed Form 144 to sell 166,250 shares of Class A Common stock.
- Estimated value of proposed sale: approximately $7.76 million (based on 166,250 shares at ~$46.68/share on filing date).
- Shares are held through Blue Media, LLC (133,000 shares) and Gray Media, LLC (33,250 shares), of which Lefkofsky is sole manager.
- The shares were acquired through stock compensation (2015, 2025) and direct investment (2017).
- Recent insider activity (30d) shows 2 sells totaling $667K, making this proposed sale ~12x larger in dollar value.
- Form 144 signals intent to sell; the actual sale may or may not occur.
Financial Impact
Proposed sale of 166,250 shares valued at approximately $7.76 million, representing about 0.09% of Tempus AI's $8.4B market cap.
Risk Factors
- CEO selling a significant dollar amount could signal reduced confidence or diversification needs.
- If the sale is executed, it may pressure the stock short-term due to perceived insider sentiment.
- No completed sale yet — Form 144 is only an intent notice.
Market Snapshot
Investment Themes
Documents Analyzed
This report is based on 3 SEC documents filed with EDGAR.
| Document | Accession Number |
|---|---|
| 144 Filing (Primary) | 0001968582-26-000502 |
| Document: 0001968582-26-000502-index.html | 0001968582-26-000502 |
| Document: 0001968582-26-000502.txt | 0001968582-26-000502 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Sep 3, 2026 28d ago | Insider Cluster | $64.62 $62.21 | ▼ −3.73% | ▼ −2.52% | $77.04 (+19.21%) |
Sep 3, 2026 28d ago | Insider Cluster | $64.62 $62.21 | ▼ −3.73% | ▼ −2.52% | $77.04 (+19.21%) |
Sep 1, 2026 4w ago | Insider Cluster | $62.27 $61.28 | ▼ −1.59% | ▼ −1.67% | $77.04 (+23.71%) |
Aug 28, 2026 5w ago | Insider Cluster | $64.04 $64.62 | ▼ −0.91% | ▼ −0.80% | $77.04 (−20.29%) |
Aug 25, 2026 5w ago | 144 | $68.48 $61.94 | ▲ +9.55% | ▲ +9.43% | $77.04 (−12.49%) |
Aug 25, 2026 5w ago | Insider Cluster | $68.73 $62.27 | ▼ −9.40% | ▼ −8.86% | $77.04 (+12.08%) |
Aug 21, 2026 6w ago | Insider Cluster | $72.69 $64.04 | ▲ +11.90% | ▲ +12.37% | $77.04 (−5.98%) |
Aug 19, 2026 6w ago | 144 | $66.65 $70.69 | ▲ +6.06% | ▲ +4.95% | $77.04 (+15.58%) |
Aug 18, 2026 6w ago | Insider Cluster | $49.36 $68.73 | ▼ −39.24% | ▼ −39.44% | $77.04 (−56.07%) |
Aug 11, 2026 7w ago | Insider Cluster | $55.69 $49.36 | ▼ −11.37% | ▼ −10.96% | $77.04 (+38.33%) |
US Market Status
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