Theodore Leonsis - 21 May 2026 Form 4 Insider Report for Tempus AI, Inc. (TEM)

Reporting relationship: Director
Issuer ticker: TEM
Reported as of: 21 May 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 26 May 2026, 21:45:15 UTC
Prior SEC filing: 07 May 2026
Next SEC filing: 15 Jun 2026
Source filing: View source filing
Reporting owner signature: /s/ Andrew Polovin, Attorney-in-Fact

Key filing fact

Theodore Leonsis filed Form 4 for Tempus AI, Inc. (TEM) on 26 May 2026.

Key facts

This page summarizes Theodore Leonsis's Form 4 filing for Tempus AI, Inc. (TEM).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 26 May 2026, 21:45.

Change

Previous filing in this sequence was filed on 07 May 2026.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001452645 Primary reporting owner

Leonsis Theodore

Relationship: Director
Address: C/O TEMPUS AI, INC., 600 WEST CHICAGO AVENUE, SUITE 510, CHICAGO
Signature: /s/ Andrew Polovin, Attorney-in-Fact
Signature date: 26 May 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

TEM transaction

Class A Comnmon Stock

Award

Transaction value
Shares: +5,913
Change %: +38%
Price: $0.000000^*
Shares after: 21,424
Date: 21 May 2026
Ownership: Direct
Footnotes: F1

TEM holding

Class A Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 66,756
Date: 21 May 2026
Ownership: By Theodore J. Leonsis Revocable Trust

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 1 footnote

Footnote F1

Represents a restricted stock unit ("RSU") award. The RSUs will vest in full on the earlier of (i) the date of the Issuer's 2027 annual meeting of the stockholders (or the date immediately prior to such annual meeting if the Reporting Person's service as a director ends at such annual meeting) or (ii) on May 21, 2027, each subject to the Reporting Person's continuous service with the Issuer as of the applicable vesting date.