Form4insider filings, from the source

Company · CIK 0001717115 · SIC 7370 — Services-Computer Programming, Data Processing, Etc. · Nasdaq

Tempus AI, Inc. · TEM

Insider activity reported against this company. All insider holders · On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $38.5M · 9net −$38.5M
$10k$10k$1M$1M$100M$100MbuyssalesAug 28Sep 2Sep 7Sep 12Sep 17Sep 23Sep 28

Reported at this company — common stock

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Sep 22, 2026 SForm 4 →Sep 24, 4:15 pm EDTEric P LefkofskyCEO and Chairman, Director, 10% Owner250,000$77.47$19,366,630100,000−71.4%10b5-1
Sep 17, 2026 SForm 4 →Sep 18, 9:15 pm EDTEric P LefkofskyCEO and Chairman, Director, 10% Owner200,000$80.57$16,113,802809,631−19.8%10b5-1
Sep 17, 2026 SForm 4 →Sep 18, 9:15 pm EDTRyan M BartolucciChief Accounting Officer7,062$75.00$529,65060,804−10.4%10b5-1
Sep 17, 2026 SForm 4 →Sep 18, 9:15 pm EDTAndrew PolovinEVP, Chief Legal Officer2,951$75.00$221,325135,189−2.14%10b5-1
Sep 16, 2026 SForm 4 →Sep 18, 9:15 pm EDTRyan FukushimaCEO, Data700$70.00$49,00015,874−4.22%10b5-1
Sep 1, 2026 SForm 4 →Sep 3, 4:05 pm EDTRyan FukushimaCEO, Data30,846$62.71$1,934,24416,574−65.0%10b5-1
Sep 1, 2026 SForm 4 →Sep 3, 4:05 pm EDTJennifer A DoudnaDirector676$65.55$44,31225,266−2.61%10b5-1
Sep 1, 2026 SForm 4 →Sep 3, 4:05 pm EDTDavid R EpsteinDirector250$65.55$16,38830,844−0.80%10b5-1
Aug 28, 2026 SForm 4 →Sep 1, 4:15 pm EDTNadja WestDirector3,000$69.00$207,00031,981−8.58%10b5-1

Reported at this company — derivatives (options, RSUs, warrants)

No reported derivative activity in this period.