15 insiders reported 388 Form 4 transactions for Tempus AI, Inc. (TEM) over the past 18 months (most recent 2026-09-24). Recent activity: LEFKOFSKY ERIC P (CEO and Chairman) Sell 29,367 shares, LEFKOFSKY ERIC P (CEO and Chairman) Sell 160 shares, LEFKOFSKY ERIC P (CEO and Chairman) Sell 16,152 shares, LEFKOFSKY ERIC P (CEO and Chairman) Sell 184 shares, LEFKOFSKY ERIC P (CEO and Chairman) Sell 17,359 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-09-24 | LEFKOFSKY ERIC P | CEO and Chairman | Sell | 29,367 | $2.3M |
| 2026-09-24 | LEFKOFSKY ERIC P | CEO and Chairman | Sell | 160 | $12,618 |
| 2026-09-24 | LEFKOFSKY ERIC P | CEO and Chairman | Sell | 16,152 | $1.3M |
| 2026-09-24 | LEFKOFSKY ERIC P | CEO and Chairman | Sell | 184 | $14,510 |
| 2026-09-24 | LEFKOFSKY ERIC P | CEO and Chairman | Sell | 17,359 | $1.3M |
| 2026-09-24 | LEFKOFSKY ERIC P | CEO and Chairman | Sell | 79,259 | $6.1M |
| 2026-09-24 | LEFKOFSKY ERIC P | CEO and Chairman | Sell | 37,950 | $3.0M |
| 2026-09-24 | LEFKOFSKY ERIC P | CEO and Chairman | Sell | 33,770 | $2.6M |
| 2026-09-24 | LEFKOFSKY ERIC P | CEO and Chairman | Sell | 965 | $73,890 |
| 2026-09-24 | LEFKOFSKY ERIC P | CEO and Chairman | Sell | 4,420 | $341,622 |
| 2026-09-24 | LEFKOFSKY ERIC P | CEO and Chairman | Sell | 2,091 | $163,579 |
| 2026-09-24 | LEFKOFSKY ERIC P | CEO and Chairman | Sell | 24 | $1,893 |
| 2026-09-24 | LEFKOFSKY ERIC P | CEO and Chairman | Sell | 6,431 | $492,422 |
| 2026-09-24 | LEFKOFSKY ERIC P | CEO and Chairman | Sell | 7,394 | $566,159 |
| 2026-09-24 | LEFKOFSKY ERIC P | CEO and Chairman | Sell | 14,042 | $1.1M |
| 2026-09-24 | LEFKOFSKY ERIC P | CEO and Chairman | Sell | 432 | $34,068 |
| 2026-09-18 | LEFKOFSKY ERIC P | CEO and Chairman | Sell | 52,558 | $4.2M |
| 2026-09-18 | Bartolucci Ryan M | Chief Accounting Officer | Sell | 7,062 | $529,650 |
| 2026-09-18 | Polovin Andrew | EVP, Chief Legal Officer | Sell | 2,951 | $221,325 |
| 2026-09-18 | LEFKOFSKY ERIC P | CEO and Chairman | Sell | 645 | $52,303 |
| 2026-09-18 | LEFKOFSKY ERIC P | CEO and Chairman | Sell | 4,942 | $400,747 |
| 2026-09-18 | LEFKOFSKY ERIC P | CEO and Chairman | Sell | 123,391 | $9.9M |
| 2026-09-18 | LEFKOFSKY ERIC P | CEO and Chairman | Sell | 11,609 | $941,374 |
| 2026-09-18 | LEFKOFSKY ERIC P | CEO and Chairman | Sell | 6,855 | $551,965 |
| 2026-09-18 | Fukushima Ryan | CEO, Data | Sell | 700 | $49,000 |
Source: SEC Form 4 filings · as of 2026-09-24