TEM insider trading — Tempus AI, Inc.
Over the last 90 days, insiders at Tempus AI, Inc. (TEM) made 0 open-market purchases worth $0 and 3 open-market sales worth $8.92M, making them net sellers by $8.92M. The largest sale was by Lefkofsky Eric P (CEO and Chairman), who sold 132,591 shares for $6.58M on Aug 18, 2026.
Updated Oct 16, 2026.
Recent TEM insider transactions
Every Form 4 filed by Tempus AI, Inc. officers, directors and 10% owners in the last 90 days, newest first. P = open-market purchase, S = open-market sale; other codes are awards, option exercises, tax withholding or gifts.
| Trade date | Insider | Role | Type | Ownership | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|---|
| Sep 25, 2026 | Schoenherr Thomas Edward | CEO, Diagnostics | S · Sale · 10b5-1 | Direct | 10,281 | $85.00 | $874K | Form 4 |
| Sep 22, 2026 | Lefkofsky Eric P | CEO and Chairman | S · Sale · 10b5-1 | Indirect | 250,000 | $77.47 | $19.37M | Form 4 |
| Sep 17, 2026 | Lefkofsky Eric P | CEO and Chairman | S · Sale · 10b5-1 | Indirect | 200,000 | $80.57 | $16.11M | Form 4 |
| Sep 17, 2026 | Bartolucci Ryan M | Chief Accounting Officer | S · Sale · 10b5-1 | Direct | 7,062 | $75.00 | $530K | Form 4 |
| Sep 17, 2026 | Polovin Andrew | EVP, Chief Legal Officer | S · Sale · 10b5-1 | Direct | 2,951 | $75.00 | $221K | Form 4 |
| Sep 16, 2026 | Fukushima Ryan | CEO, Data | S · Sale · 10b5-1 | Indirect | 700 | $70.00 | $49K | Form 4 |
| Sep 1, 2026 | Epstein David R | Director | S · Sale · 10b5-1 | Direct | 250 | $65.55 | $16K | Form 4 |
| Sep 1, 2026 | Doudna Jennifer A | Director | S · Sale · 10b5-1 | Direct | 676 | $65.55 | $44K | Form 4 |
| Sep 1, 2026 | Fukushima Ryan | CEO, Data | S · Sale · 10b5-1 | Indirect | 30,846 | $62.71 | $1.93M | Form 4 |
| Aug 28, 2026 | West Nadja | Director | S · Sale · 10b5-1 | Direct | 3,000 | $69.00 | $207K | Form 4 |
| Aug 25, 2026 | Lefkofsky Eric P | CEO and Chairman | S · Sale · 10b5-1 | Indirect | 250,000 | $68.46 | $17.11M | Form 4 |
| Aug 21, 2026 | Schoenherr Thomas Edward | CEO, Diagnostics | S · Sale · 10b5-1 | Direct | 2,694 | $70.00 | $189K | Form 4 |
| Aug 21, 2026 | Fukushima Ryan | CEO, Data | S · Sale · 10b5-1 | Indirect | 14,286 | $70.00 | $1.00M | Form 4 |
| Aug 19, 2026 | Schoenherr Thomas Edward | CEO, Diagnostics | S · Sale · 10b5-1 | Direct | 8,082 | $58.40 | $472K | Form 4 |
| Aug 19, 2026 | Rogers James William | Chief Financial Officer | S · Sale · 10b5-1 | Direct | 26,313 | $60.00 | $1.58M | Form 4 |
| Aug 19, 2026 | Polovin Andrew | EVP, Chief Legal Officer | S · Sale · 10b5-1 | Direct | 7,927 | $56.00 | $444K | Form 4 |
| Aug 18, 2026 | Lefkofsky Eric P | CEO and Chairman | S · Sale | Direct | 132,591 | $49.61 | $6.58M | Form 4 |
| Aug 18, 2026 | Bartolucci Ryan M | Chief Accounting Officer | S · Sale | Direct | 6,175 | $49.61 | $306K | Form 4 |
| Aug 18, 2026 | Schoenherr Thomas Edward | CEO, Diagnostics | S · Sale · 10b5-1 | Direct | 9,232 | $49.61 | $458K | Form 4 |
| Aug 18, 2026 | Rogers James William | Chief Financial Officer | S · Sale · 10b5-1 | Direct | 22,529 | $49.61 | $1.12M | Form 4 |
| Aug 18, 2026 | Fukushima Ryan | CEO, Data | S · Sale | Direct | 41,095 | $49.61 | $2.04M | Form 4 |
| Aug 18, 2026 | Polovin Andrew | EVP, Chief Legal Officer | S · Sale · 10b5-1 | Direct | 22,148 | $49.61 | $1.10M | Form 4 |
| Aug 14, 2026 | West Nadja | Director | S · Sale · 10b5-1 | Direct | 3,000 | $53.90 | $162K | Form 4 |
| Aug 12, 2026 | Fukushima Ryan | CEO, Data | G · Gift | Indirect | 62,239 | — | — | Form 4 |
| Aug 7, 2026 | Fukushima Ryan | CEO, Data | S · Sale · 10b5-1 | Indirect | 20,000 | $50.04 | $1.00M | Form 4 |
| Aug 3, 2026 | Epstein David R | Director | S · Sale · 10b5-1 | Direct | 370 | $43.40 | $16K | Form 4 |
| Aug 3, 2026 | Fukushima Ryan | CEO, Data | S · Sale · 10b5-1 | Indirect | 23,818 | $46.19 | $1.10M | Form 4 |
| Jul 29, 2026 | Polovin Andrew | EVP, Chief Legal Officer | A · Grant/award | Direct | 40,000 | — | — | Form 4 |
| Jul 29, 2026 | Rogers James William | Chief Financial Officer | A · Grant/award | Direct | 40,000 | — | — | Form 4 |
| Jul 28, 2026 | Lefkofsky Eric P | CEO and Chairman | S · Sale · 10b5-1 | Indirect | 250,000 | $42.06 | $10.51M | Form 4 |
TEM insider trading FAQ
Are insiders buying TEM stock?
Not on the open market. In the last 90 days, Tempus AI, Inc. insiders made no open-market purchases, and 3 open-market sales totaling $8.92M. Purchases with the insider's own money are generally seen as a stronger signal than sales, which happen for many reasons (taxes, diversification, planned 10b5-1 sales).
Who are the insiders trading TEM?
Recent sellers: Bartolucci Ryan M, Fukushima Ryan, Lefkofsky Eric P.
Where does TEM insider trading data come from?
Every transaction comes from SEC Form 4 filings on EDGAR. Company officers, directors and 10% owners must file a Form 4 within two business days of buying or selling. InsiderBolt reads these filings directly from the SEC.
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Insider trading data is for informational purposes only and is not investment advice. Filings can be amended; always confirm details on SEC EDGAR.