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 $96.3M · 29net −$96.3M
$10k$10k$1M$1M$100M$100MbuyssalesMay 31Jun 19Jul 8Jul 27Aug 15Sep 3Sep 23

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
Aug 25, 2026 SForm 4 →Aug 27, 8:28 pm EDTEric P LefkofskyCEO and Chairman, Director, 10% Owner11,848$69.87$827,857150,000−7.32%10b5-1
Aug 25, 2026 SForm 4 →Aug 27, 8:27 pm EDTEric P LefkofskyCEO and Chairman, Director, 10% Owner238,152$68.39$16,286,612161,848−59.5%10b5-1
Aug 21, 2026 SForm 4 →Aug 25, 4:15 pm EDTThomas Edward SchoenherrCEO, Diagnostics2,694$70.00$188,58087,021—10b5-1
Aug 21, 2026 SForm 4 →Aug 25, 4:15 pm EDTRyan FukushimaCEO, Data14,286$70.00$1,000,02047,420−23.2%10b5-1
Aug 18, 2026 SForm 4 →Aug 20, 9:00 pm EDTRyan FukushimaCEO, Data41,095$49.61$2,038,723562,463−6.81%
Aug 18, 2026 SForm 4 →Aug 20, 9:00 pm EDTEric P LefkofskyCEO and Chairman, Director, 10% Owner132,591$49.61$6,577,8402,098,130−5.94%
Aug 18, 2026 SForm 4 →Aug 20, 9:00 pm EDTThomas Edward SchoenherrCEO, Diagnostics17,314$53.71$929,99089,715−16.2%10b5-1
Aug 18, 2026 SForm 4 →Aug 20, 9:00 pm EDTJames William RogersChief Financial Officer48,842$55.21$2,696,444106,024−31.5%10b5-1
Aug 18, 2026 SForm 4 →Aug 20, 9:00 pm EDTAndrew PolovinEVP, Chief Legal Officer30,075$51.29$1,542,674138,140−17.9%10b5-1
Aug 18, 2026 SForm 4 →Aug 20, 9:00 pm EDTRyan M BartolucciChief Accounting Officer6,175$49.61$306,34267,866−8.34%
Aug 14, 2026 SForm 4 →Aug 18, 4:15 pm EDTNadja WestDirector3,000$53.90$161,70034,981−7.90%10b5-1
Aug 12, 2026 GForm 4 →Aug 14, 4:30 pm EDTRyan FukushimaCEO, Data62,239——61,706—
Aug 7, 2026 SForm 4 →Aug 11, 5:29 pm EDTRyan FukushimaCEO, Data20,000$50.04$1,000,800123,945−13.9%10b5-1
Aug 3, 2026 SForm 4 →Aug 5, 4:30 pm EDTDavid R EpsteinDirector370$43.40$16,05831,094−1.18%10b5-1
Aug 3, 2026 SForm 4 →Aug 5, 4:30 pm EDTRyan FukushimaCEO, Data23,818$46.19$1,100,076143,945−14.2%10b5-1
Jul 29, 2026 AForm 4 →Jul 31, 4:59 pm EDTAndrew PolovinEVP, Chief Legal Officer40,000——168,215—
Jul 29, 2026 AForm 4 →Jul 31, 4:58 pm EDTJames William RogersChief Financial Officer40,000——154,866—
Jul 28, 2026 SForm 4 →Jul 30, 9:42 pm EDTEric P LefkofskyCEO and Chairman, Director, 10% Owner250,000$42.06$10,514,914200,000−55.6%10b5-1
Jul 8, 2026 SForm 4 →Jul 10, 4:15 pm EDTRyan FukushimaCEO, Data33,284$57.39$1,910,123167,763−16.6%10b5-1
Jul 6, 2026 SForm 4 →Jul 8, 4:15 pm EDTRyan FukushimaCEO, Data10,000$60.00$600,000201,047−4.74%10b5-1
Jun 29, 2026 SForm 4 →Jul 1, 4:15 pm EDTEric P LefkofskyCEO and Chairman, Director, 10% Owner166,250$57.48$9,556,38915,390,469−1.07%10b5-1
Jun 25, 2026 SForm 4 →Jun 29, 8:40 pm EDTJennifer A DoudnaDirector2,673$55.00$147,01525,942−9.34%10b5-1
Jun 25, 2026 SForm 4 →Jun 29, 8:40 pm EDTJames William RogersChief Financial Officer11,529$55.00$634,095114,866−9.12%10b5-1
Jun 1, 2026 SForm 4 →Jun 3, 4:28 pm EDTDavid R EpsteinDirector250$49.40$12,35031,464−0.79%10b5-1

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

No reported derivative activity in this period.