Director David R. Epstein sells Tempus AI (TEM) shares under 10b5-1 plan

Rhea-AI Filing Summary

Tempus AI, Inc. director David R. Epstein reported an open-market sale of 250 shares of Class A Common Stock. The shares were sold at a price of $50.69 per share on March 2, 2026. After this transaction, Epstein directly holds 25,801 shares of Tempus AI Class A Common Stock. The sale was executed under a pre-arranged Rule 10b5-1 trading plan adopted by the reporting person on August 27, 2024, which is designed to allow insiders to sell shares according to a preset schedule.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

X

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Epstein David R

(Last) (First) (Middle)

C/O TEMPUS AI, INC.

600 WEST CHICAGO AVENUE, SUITE 510

(Street)

CHICAGO IL 60654

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Tempus AI, Inc. [ TEM ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
03/02/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Class A Common Stock	03/02/2026		S(1)		250	D	$50.69	25,801	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 27, 2024.

	/s/ Andrew Polovin, Attorney-in-Fact	03/04/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
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FAQ

What insider transaction did Tempus AI (TEM) disclose for David R. Epstein?

Tempus AI disclosed that director David R. Epstein sold 250 shares of Class A Common Stock. The open-market sale occurred at a price of $50.69 per share on March 2, 2026, as reported in a Form 4 filing.

How many Tempus AI (TEM) shares does David R. Epstein own after this Form 4 sale?

After the reported sale, David R. Epstein directly owns 25,801 shares of Tempus AI Class A Common Stock. This post-transaction balance reflects the disposal of 250 shares in an open-market transaction disclosed in the Form 4.

Was the Tempus AI (TEM) insider sale by David R. Epstein under a Rule 10b5-1 plan?

Yes. The Form 4 notes the sale was made under a Rule 10b5-1 trading plan adopted by David R. Epstein on August 27, 2024. Such plans allow pre-scheduled trades to occur automatically, regardless of later insider knowledge.

What price did David R. Epstein receive for his Tempus AI (TEM) share sale?

David R. Epstein’s 250-share sale of Tempus AI Class A Common Stock was executed at $50.69 per share. This per-share transaction price is disclosed directly in the Form 4 as part of the open-market sale information.

What type of security did Tempus AI (TEM) director David R. Epstein sell?

The security involved was Class A Common Stock of Tempus AI, Inc. The Form 4 specifies that 250 shares of this non-derivative security were sold in an open-market transaction at a disclosed price per share.