Eric Paul Lefkofsky

Insider Reports History

Identity Names, identifiers, and filing context for this profile. 1 identity field
Reporting-owner location
Chicago, IL
SEC source record Original filing metadata and source links for verification. 1 source field
Latest reporting-owner signature
/s/ Andrew Polovin, Attorney-in-Fact
Source: Latest parsed Forms 3/4/5 signature
Source evidence Original filing metadata and source links for verification. 1 source field
Transaction source note
Rows are grouped by transaction date from the original SEC filing. Open the aggregated insider activity page to review issuer-level activity across dates.

Reported holdings for Eric Paul Lefkofsky

Form 4 holding CEO and Chairman, Director, 10%+ Owner

Tempus AI, Inc.

Security class
Class A Common Stock
Shares / value
14,850,469
Estimated value
$1,171,107,985
Report date
22 Sep 2026
Price
$78.86
Ownership
By Blue Media, LLC
Form 4 holding CEO and Chairman, Director, 10%+ Owner

Tempus AI, Inc.

Security class
Class A Common Stock
Shares / value
10,000,000
Estimated value
$452,200,000
Report date
19 May 2026
Price
$45.22
Ownership
Lefkofsky Family 2025 GRAT
Form 4 holding CEO and Chairman, Director, 10%+ Owner

Tempus AI, Inc.

Security class
Class A Common Stock
Shares / value
5,715,203
Estimated value
$331,081,709
Report date
22 Sep 2026
Price
$57.93
Ownership
By Lefkofsky Family 2025 GRAT
Form 4 holding CEO and Chairman, Director, 10%+ Owner

Tempus AI, Inc.

Security class
Class A Common Stock
Shares / value
4,284,797
Estimated value
$248,218,290
Report date
22 Sep 2026
Price
$57.93
Ownership
By Lefkofsky Family 2026 GRAT
Form 4 holding CEO and Chairman, Director, 10%+ Owner

Tempus AI, Inc.

Security class
Class A Common Stock
Shares / value
802,131
Estimated value
$63,256,050
Report date
22 Sep 2026
Price
$78.86
Ownership
By Lefkofsky Family Foundation
Form 4 holding 10%+ Owner

Groupon, Inc.

Security class
Common Stock
Shares / value
3,421,149
Estimated value
$35,477,315
Report date
14 May 2024
Price
$10.37
Ownership
By Green Media LLC
Form 4 holding 10%+ Owner

Groupon, Inc.

Security class
Common Stock
Shares / value
413,100
Estimated value
$4,283,847
Report date
14 May 2024
Price
$10.37
Ownership
By the Lefkofsky Family 2018 Trust
Form 4 holding 10%+ Owner

Groupon, Inc.

Security class
Common Stock
Shares / value
111,382
Estimated value
$1,155,031
Report date
14 May 2024
Price
$10.37
Ownership
Direct
Form 4 holding 10%+ Owner

Personalis, Inc.

Security class
Common Stock
Shares / value
150,000
Estimated value
$193,500
Report date
28 Nov 2023
Price
$1.29
Ownership
Direct

Insider Reports Filed by Eric Paul Lefkofsky

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