Tempus AI (TEM) insiders sell Class A shares totaling hundreds of thousands in proceeds

Rhea-AI Filing Summary

Tempus AI, Inc. reports resale notices for Class A Common stock under Rule 144 documenting insider/affiliate sales.

The filings list sales including 22,335 shares by Eric Lefkofsky on 05/19/2026 for $984,303.45, 133,000 shares by Blue Media, LLC on 03/26/2026 for $6,169,148.87 and another 133,000 shares on 04/28/2026 for $6,800,899.01. Additional sales by affiliated entities show proceeds and dates as listed in the notice.

Insights

Insider Transactions Analyst

Multiple insiders/affiliates reported sizeable Rule 144 sales of Class A Common stock.

The excerpt lists discrete open-market/resale transactions by named holders with dates, share counts, and gross proceeds. These are routine reporting items under Rule 144 and document the amounts and timing of transfers.

Cash‑flow treatment is those holders received proceeds; timing and future activity depend on holder decisions. Subsequent filings would show any additional dispositions.

Key Figures

Eric Lefkofsky sale: 22,335 shares Proceeds from Lefkofsky sale: $984,303.45 Blue Media, LLC sale (Mar): 133,000 shares +3 more

6 metrics

Eric Lefkofsky sale 22,335 shares sold on <date>05/19/2026</date>

Proceeds from Lefkofsky sale $984,303.45 gross proceeds reported for 05/19/2026 sale

Blue Media, LLC sale (Mar) 133,000 shares sold on <date>03/26/2026</date>

Blue Media, LLC proceeds (Mar) $6,169,148.87 gross proceeds reported for 03/26/2026 sale

Blue Media, LLC sale (Apr) 133,000 shares sold on <date>04/28/2026</date>

Blue Media, LLC proceeds (Apr) $6,800,899.01 gross proceeds reported for 04/28/2026 sale

Key Terms

Rule 144, Form 144, Stock Compensation

3 terms

Rule 144 regulatory

"resale notices under Rule 144 documenting insider/affiliate sales"

Rule 144 is a U.S. securities regulation that sets conditions under which restricted or insider-held shares can be legally resold to the public, such as required holding periods, availability of public information, limits on how much can be sold at once, and certain filing requirements. For investors it matters because it determines when previously locked-up shares can enter the market — like a release valve that can increase supply, affect share price, and signal insider intent.

Form 144 regulatory

"The Form 144 discloses multiple sales of Class A Common stock"

Form 144 is a document that investors must file with the government when they plan to sell a large number of shares of a company's stock. It helps ensure transparency so everyone knows how many shares are being sold and when, which can impact the stock's price.

Stock Compensation financial

"entries labeled Stock Compensation with historical grant dates and share counts"

Stock compensation is a way companies reward employees by giving them shares or options to buy shares in the company, rather than just paying them cash. It aligns employees’ interests with those of shareholders, as employees benefit when the company’s stock value increases. For investors, stock compensation can influence company expenses and ownership structure, affecting the company’s overall value and stock performance.

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Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK
Filer CCC
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer

SEC File Number

Address of Issuer

Phone

Name of Person for Whose Account the Securities are To Be Sold

See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.

Relationship to Issuer

Relationship to Issuer

Relationship to Issuer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Class A Common	J.P. Morgan Securities LLC 270 Park Avenue - 10th Floor New York NY 10017	166250	7757225	174520978	05/27/2026	Nasdaq

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Class A Common	01/31/2015	Stock Compensation	Issuer			13688	01/31/2015	Compensation
Class A Common	01/29/2025	Stock Compensation	Issuer			109419	01/29/2025	Compensation
Class A Common	01/30/2025	Stock Compensation	Issuer			9893	01/30/2025	Compensation
Class A Common	09/14/2017	Direct Investment	Issuer			33250	09/14/2017	Cash

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
Eric Lefkofsky Care of Tempus AI, Inc 600 West Chicago Avenue, Suite 510 Chicago IL 60654	Class A Common	05/19/2026	22335	984303.45
Blue Media, LLC Care of Tempus AI, Inc 600 West Chicago Avenue, Suite 510 Chicago IL 60654	Class A Common	03/26/2026	133000	6169148.87
Blue Media, LLC Care of Tempus AI, Inc 600 West Chicago Avenue, Suite 510 Chicago IL 60654	Class A Common	04/28/2026	133000	6800899.01
Gray Media, LLC Care of Tempus AI, Inc 600 West Chicago Avenue, Suite 510 Chicago IL 60654	Class A Common	03/26/2026	33250	1542287.22
Gray Media, LLC Care of Tempus AI, Inc 600 West Chicago Avenue, Suite 510 Chicago IL 60654	Class A Common	04/28/2026	33250	1700224.75

144: Remarks and Signature

Remarks

Date of Notice

Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1

ATTENTION:

The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.

Signature

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)

FAQ

What insider sales does Tempus AI (TEM) disclose in this Form 144?

The Form 144 discloses multiple sales of Class A Common stock by insiders/affiliates. Examples include 22,335 shares on 05/19/2026 for $984,303.45 and 133,000 shares on 03/26/2026 for $6,169,148.87.

Who are the filers named in the Tempus AI (TEM) excerpt?

Named filers include Eric Lefkofsky and affiliated entities such as Blue Media, LLC and Gray Media, LLC, each shown with specific sale dates, share counts, and gross proceeds in the excerpt.

What dates and proceeds are recorded for Blue Media, LLC in the filing?

Blue Media, LLC shows two sales: 133,000 shares on 03/26/2026 for $6,169,148.87 and 133,000 shares on 04/28/2026 for $6,800,899.01, as reported in the excerpt.

Does the Form 144 excerpt show compensation issuances of Class A Common stock?

Yes. The excerpt lists multiple issuances labeled Stock Compensation with historical grant dates and share counts (for example, 109,419 shares on 01/29/2025), identified as issuer compensation entries.

How should investors read the proceeds listed in these Form 144 entries for TEM?

The proceeds in the excerpt represent gross amounts received by the selling holders for the listed sales (for example, $984,303.45 for 22,335 shares). They document reported transactions; their tax or net proceeds are not detailed in this excerpt.