Tempus AI Inc.

Last updated September 27, 2026

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Organization details

Legal name: Tempus AI Inc.
Former names: Tempus Labs, Inc.
Ownership: Public
Status: Active
Sector (GICS): Information Technology
SIC code: 7370 — Services-Computer Programming, Data Processing, Etc.
Jurisdiction of incorporation: Nevada
Headquarters city: Chicago
Headquarters state / province: Illinois
Headquarters country: United States
Fiscal year end: December
Ticker symbol: TEM
Primary stock exchange: Nasdaq

Identifiers

SEC CIK: 0001717115
EIN: 47-4903308

Board of directors

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David R. Epstein · Director
Since 2024
Eric D. Belcher · Director
Since 2024
Eric P. Lefkofsky · Director · CEO and Chairman
Since 2024
Jennifer A. Doudna · Director
Since 2024
Nadja West · Director
Since 2024
Peter J. Barris · Director
Since 2024
Scott Gottlieb · Director
Since 2024
Theodore Leonsis · Director
Since 2024
Wayne A.i. Frederick · Director
Since 2024

Chief executives

Eric P. Lefkofsky · CEO and Chairman

Since June 2024

100 CEO score

Outstanding · grade A+

Out of 100, from shareholder return, dividends, growth and acquisitions.

Partial: only 20% of the scoring weight is on file.

Revenue growth 20%: 100

20% of the scoring weight is on file. Figures cover December 2023 – December 2025.

Director election results

Annual meeting of May 21, 2026. Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.

Board connections

7 of this board's directors also sit on 13 other boards. 3 are in the same sector.

Shared director Other board Same sector

Johnson & Johnson
via Jennifer A. Doudna and Nadja West
AgomAb Therapeutics NV
via David R. Epstein
American Express Company
via Theodore Leonsis
Groupon Inc.
via Theodore Leonsis
Humana Inc.
via Wayne A.i. Frederick
Illumina Inc. Same sector
via Scott Gottlieb
Insulet Corporation
via Wayne A.i. Frederick
Nucor Corporation
via Nadja West
Pfizer Inc.
via Scott Gottlieb
Sprout Social Inc Same sector
via Peter J. Barris
Tenet Healthcare Corporation
via Nadja West
UnitedHealth Group Incorporated
via Scott Gottlieb
Workday Inc. Same sector
via Wayne A.i. Frederick

Insider trades

All notable trades →

From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.

Bought, last 12 months: $0; 0 purchases by 0 insiders
Sold, last 12 months: $208,271,918; 244 sales by 11 insiders

Date	Insider	Transaction	Shares	Price	Value
Nov 2, 2026	David R. Epstein Director	Open-market sale	−370	$74.29	$27,487
Nov 2, 2026	Fukushima Ryan Officer (CEO, Data)	Grant or award	+100,000	—	—
Nov 2, 2026	Fukushima Ryan Officer (CEO, Data)	Open-market sale	−80	$74.29	$5,943
Oct 27, 2026	Eric P. Lefkofsky Director, Officer (CEO and Chairman), 10% owner	Open-market sale	−10,428	$67.36	$702,430
Oct 27, 2026	Eric P. Lefkofsky Director, Officer (CEO and Chairman), 10% owner	Open-market sale	−7,592	$68.00	$516,256
Oct 27, 2026	Eric P. Lefkofsky Director, Officer (CEO and Chairman), 10% owner	Open-market sale	−1,495	$69.28	$103,574
Oct 27, 2026	Eric P. Lefkofsky Director, Officer (CEO and Chairman), 10% owner	Open-market sale	−6,312	$70.58	$445,501
Oct 27, 2026	Eric P. Lefkofsky Director, Officer (CEO and Chairman), 10% owner	Open-market sale	−16,414	$71.56	$1,174,586
Oct 27, 2026	Eric P. Lefkofsky Director, Officer (CEO and Chairman), 10% owner	Open-market sale	−15,259	$72.31	$1,103,378
Oct 27, 2026	Eric P. Lefkofsky Director, Officer (CEO and Chairman), 10% owner	Open-market sale	−24,597	$67.36	$1,656,854
Oct 27, 2026	Eric P. Lefkofsky Director, Officer (CEO and Chairman), 10% owner	Open-market sale	−17,825	$68.00	$1,212,100
Oct 27, 2026	Eric P. Lefkofsky Director, Officer (CEO and Chairman), 10% owner	Open-market sale	−3,510	$69.28	$243,173
Oct 27, 2026	Eric P. Lefkofsky Director, Officer (CEO and Chairman), 10% owner	Open-market sale	−14,820	$70.58	$1,045,996
Oct 27, 2026	Eric P. Lefkofsky Director, Officer (CEO and Chairman), 10% owner	Open-market sale	−38,489	$71.56	$2,754,273
Oct 27, 2026	Eric P. Lefkofsky Director, Officer (CEO and Chairman), 10% owner	Open-market sale	−35,759	$72.31	$2,585,733

Peers

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Questions about Tempus AI Inc.

Who is the CEO of Tempus AI Inc.?

Eric P. Lefkofsky has been Tempus AI Inc.'s CEO and Chairman since June 2024.

How many directors are on Tempus AI Inc.'s board?

Tempus AI Inc.'s board has 9 directors: David R. Epstein, Eric D. Belcher, Eric P. Lefkofsky, Jennifer A. Doudna, Nadja West, Peter J. Barris, Scott Gottlieb, Theodore Leonsis and Wayne A.i. Frederick.

Are Tempus AI Inc. insiders buying or selling shares?

Over the last 12 months, Tempus AI Inc. insiders made no open-market purchases and sold $208.3 million of shares in 244 sales on the open market, as reported to the SEC on Forms 4 and 5.

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