ARK/ Catherine D. Wood report 5.44% stake in Tempus AI (TEM)

Rhea-AI Filing Summary

Tempus AI, Inc. reports that ARK Investment Management LLC and Catherine D. Wood beneficially own 9,446,435 shares of common stock, representing 5.44% of the class. The filing shows ARK holds 8,836,759 sole voting power and 9,446,435 sole dispositive power; Catherine D. Wood holds 9,022,332 shared voting power and 9,446,435 shared dispositive power.

The form is signed by Kellen Carter and Catherine D. Wood with a signature date of 03/06/2026.

Insights

Governance Specialist

Major institutional holder disclosed a 5.44% position with split voting and dispositive powers.

ARK Investment Management LLC and Catherine D. Wood are reported as beneficial owners of 9,446,435 shares, representing 5.44% of common stock. The record lists distinct allocations of sole and shared voting/dispositive authority between ARK and Ms. Wood.

Timing: the signatures are dated 03/06/2026. Future filings may update holdings if positions change.

Compliance & SEC Reporting Analyst

Schedule 13G disclosure quantifies ownership and voting/dispositive splits for Section 13 purposes.

The filing names ARK (Delaware) and Catherine D. Wood (United States) and provides an address of record. It reports ARK's sole voting power of 8,836,759 shares and ARK's sole dispositive power of 9,446,435.

Investors can expect further routine Section 13 updates if ownership crosses thresholds or classification changes occur.

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

Tempus AI, Inc.

(Name of Issuer)

Common Stock

(Title of Class of Securities)

02/28/2026

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

Rule 13d-1(b)

Rule 13d-1(c)

Rule 13d-1(d)

SCHEDULE 13G

CUSIP Number(s):

1

Names of Reporting Persons

ARK Investment Management LLC

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

DELAWARE

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 8,836,759.00
6	Shared Voting Power 185,573.00
7	Sole Dispositive Power 9,446,435.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

9,446,435.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

5.44 %

12

Type of Reporting Person (See Instructions)

IA

SCHEDULE 13G

CUSIP Number(s):

1

Names of Reporting Persons

Catherine D. Wood

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

UNITED STATES

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 9,022,332.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 9,446,435.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

9,446,435.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

5.44 %

12

Type of Reporting Person (See Instructions)

HC, IN

SCHEDULE 13G

Item 1.
(a)	Name of issuer: Tempus AI, Inc.
(b)	Address of issuer's principal executive offices: 600 West Chicago Avenue, Suite 510, Chicago, IL 60654
Item 2.
(a)	Name of person filing: (i) ARK Investment Management LLC ("ARK") (ii) Catherine D. Wood
(b)	Address or principal business office or, if none, residence: ARK and Catherine D. Wood: 200 Central Avenue, St. Petersburg, FL 33701
(c)	Citizenship: (i) ARK: Delaware (ii) Catherine D. Wood: United States
(d)	Title of class of securities: Common Stock
(e)	CUSIP No.: 88023B103
Item 3.	If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
(a)	Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);
(b)	Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
(c)	Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);
(d)	Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);
(e)	An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);
(f)	An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);
(g)	A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
(h)	A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
(i)	A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
(j)	A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), please specify the type of institution:
(k)	Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).
Item 4.	Ownership
(a)	Amount beneficially owned: ARK and Catherine D. Wood: 9,446,435
(b)	Percent of class: ARK and Catherine D. Wood: 5.44
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: (i) ARK: 8,836,759 (ii) Catherine D. Wood: 0
	(ii) Shared power to vote or to direct the vote: (i) ARK: 185,573 (ii) Catherine D. Wood: 9,022,332
	(iii) Sole power to dispose or to direct the disposition of: (i) ARK: 9,446,435 (ii) Catherine D. Wood: 0
	(iv) Shared power to dispose or to direct the disposition of: (i) ARK: 0 (ii) Catherine D. Wood: 9,446,435
Item 5.	Ownership of 5 Percent or Less of a Class.
	Not Applicable
Item 6.	Ownership of more than 5 Percent on Behalf of Another Person.
	Not Applicable
Item 7.	Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
	Not Applicable
Item 8.	Identification and Classification of Members of the Group.
	Not Applicable
Item 9.	Notice of Dissolution of Group.
	Not Applicable

Item 10.

Certifications:

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11.

SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

ARK Investment Management LLC

Signature:	/s/ Kellen Carter
Name/Title:	Kellen Carter, Chief Compliance Officer
Date:	03/06/2026

Catherine D. Wood

Signature:	/s/ Catherine D. Wood
Name/Title:	Catherine D. Wood, Chief Executive Officer, Chief Investment Officer
Date:	03/06/2026

FAQ

What stake does ARK hold in Tempus AI (TEM)?

ARK and Catherine D. Wood beneficially own 9,446,435 shares, equal to 5.44% of Tempus AI's common stock as reported in this Schedule 13G.

How much voting power does ARK report for TEM shares?

ARK reports 8,836,759 shares as sole voting power and 185,573 shares as shared voting power in the filing signed 03/06/2026.

What voting/dispositive powers does Catherine D. Wood have for TEM?

Catherine D. Wood is shown with 9,022,332 shared voting power and 9,446,435 shared dispositive power according to the Schedule 13G disclosure.

When was the Schedule 13G for TEM signed?

The filing is signed by Kellen Carter and Catherine D. Wood with signature dates of 03/06/2026, reflecting the disclosed ownership snapshot.

Where is ARK Investment Management located in the filing?

The address of record for ARK and Catherine D. Wood is listed as 200 Central Avenue, St. Petersburg, FL 33701 in the Schedule 13G submitted for Tempus AI.