STOCK TITAN

CEO Eric Lefkofsky entities sell 166,250 Tempus AI (TEM) shares under 10b5-1 plan

Filing Impact
(Very High)
Filing Sentiment
(Very Negative)
Form Type
4

Rhea-AI Filing Summary

Tempus AI, Inc. insider report: Entities associated with CEO and Chairman Eric P. Lefkofsky reported open‑market sales of a total of 166,250 shares of Class A Common Stock on June 29, 2026. The sales were executed by Blue Media, LLC and Gray Media, LLC at weighted average prices between $54.82 and $59.59 per share pursuant to a Rule 10b5-1 trading plan adopted on March 4, 2025.

Following these transactions, Blue Media, LLC is shown holding 15,514,198 shares and Gray Media, LLC 8,806,216 shares of Tempus AI Class A Common Stock, with additional indirect holdings through foundations, LLCs and a 2025 GRAT, plus 2,230,721 shares held directly.

Positive

  • None.

Negative

  • None.
Insider LEFKOFSKY ERIC P
Role CEO and Chairman
Sold 166,250 shs ($9.56M)
Type Security Shares Price Value
Sale Class A Common Stock 2,317 $55.38 $128K
Sale Class A Common Stock 9,430 $56.51 $533K
Sale Class A Common Stock 10,293 $57.13 $588K
Sale Class A Common Stock 2,080 $58.30 $121K
Sale Class A Common Stock 9,130 $59.23 $541K
Sale Class A Common Stock 9,271 $55.38 $513K
Sale Class A Common Stock 37,711 $56.51 $2.13M
Sale Class A Common Stock 41,178 $57.13 $2.35M
Sale Class A Common Stock 8,320 $58.30 $485K
Sale Class A Common Stock 36,520 $59.23 $2.16M
holding Class A Common Stock -- -- --
holding Class A Common Stock -- -- --
holding Class A Common Stock -- -- --
holding Class A Common Stock -- -- --
holding Class A Common Stock -- -- --
holding Class A Common Stock -- -- --
Holdings After Transaction: Class A Common Stock — 8,806,216 shares (Indirect, By Gray Media, LLC); Class A Common Stock — 2,230,721 shares (Direct, null)
Footnotes (1)
  1. This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 4, 2025. The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $54.82 to $55.80 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (2) and (4), (5), (6) and (7). The Reporting Person is (i) a member of, and controls a limited liability company that is a member of, 346 Long LLC, (ii) the sole manager of each of Black Media, LLC, Blue Media, LLC and Gray Media, LLC, (iii) a trustee of each of Lefkofsky Family Foundation and Vas.org Foundation. The Reporting Person's spouse is the trustee of the Lefkofsky Family 2025 GRAT. The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $55.82 to $56.81 inclusive. The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $56.82 to $57.81 inclusive. The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $57.82 to $58.64 inclusive. The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $58.84 to $59.59 inclusive.
Shares sold 166,250 shares Total Class A shares sold on June 29, 2026
Sale price range $54.82–$59.59 per share Weighted average price ranges from footnotes for June 29, 2026 sales
Blue Media holdings 15,514,198 shares Class A shares held indirectly via Blue Media, LLC after transactions
Gray Media holdings 8,806,216 shares Class A shares held indirectly via Gray Media, LLC after transactions
Direct holdings 2,230,721 shares Class A shares held directly after June 29, 2026
Vas.org Foundation holdings 250,000 shares Indirect Class A holdings via Vas.org Foundation
Lefkofsky Family Foundation holdings 832,131 shares Indirect Class A holdings via Lefkofsky Family Foundation
Lefkofsky Family 2025 GRAT holdings 10,000,000 shares Indirect Class A holdings via 2025 GRAT
Rule 10b5-1 trading plan regulatory
"This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 4, 2025."
A Rule 10b5-1 trading plan is a pre-arranged schedule that allows company insiders to buy or sell stock at specific times, even if they have inside information. It helps prevent accusations of unfair trading by making these transactions look planned and transparent, rather than sneaky or illegal.
weighted average price financial
"The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $54.82 to $55.80 inclusive."
Weighted average price is the average price of a security where each trade or component is counted according to its size, so bigger trades pull the average more than smaller ones. Think of it like calculating the average cost of a grocery haul where items you bought more of have greater influence on the final per-item cost. Investors use it to understand the true average price paid or received, judge execution quality, and compare trading performance against market movement.
Class A Common Stock financial
"security_title: Class A Common Stock"
Class A common stock is a category of a company’s shares that carries a specific set of ownership rights—most commonly defined voting power and claims on dividends—set out in the company’s charter. For investors it matters because the class determines how much influence you have over corporate decisions, the share’s likely dividend and trading behavior, and how it compares in value to other share classes, like choosing a particular seat with different privileges at the company’s decision-making table.
GRAT financial
"The Reporting Person's spouse is the trustee of the Lefkofsky Family 2025 GRAT."
open-market sale financial
"transaction_action: open-market sale"
An open-market sale is when a shareholder sells existing shares directly on a public exchange to any willing buyer, rather than through a private deal. Think of it like putting goods on a busy market stall where price is set by supply and demand; for investors it matters because such sales increase available supply, can put short-term downward pressure on the stock price, and signal changes in liquidity or investor confidence.
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Learn about SEC filing dates
SEC Form 4
FORM 4UNITED 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
OMB APPROVAL
OMB Number:3235-0287
Estimated average burden
hours per response:0.5
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*
LEFKOFSKY ERIC P

(Last)(First)(Middle)
C/O TEMPUS AI, INC.
600 WEST CHICAGO AVENUE, SUITE 510

(Street)
CHICAGO ILLINOIS 60654

(City)(State)(Zip)

UNITED STATES

(Country)
2. Issuer Name and Ticker or Trading Symbol
Tempus AI, Inc. [ TEM ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
XDirectorX10% Owner
XOfficer (give title below)Other (specify below)
CEO and Chairman
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
06/29/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
XForm filed by One Reporting Person
Form filed by More than One Reporting Person
4. If Amendment, Date of Original Filed (Month/Day/Year)

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)
CodeVAmount(A) or (D)Price
Class A Common Stock06/29/2026S(1)2,317D$55.38(2)8,806,216IBy Gray Media, LLC(3)
Class A Common Stock06/29/2026S(1)9,430D$56.51(4)8,796,786IBy Gray Media, LLC(3)
Class A Common Stock06/29/2026S(1)10,293D$57.13(5)8,786,493IBy Gray Media, LLC(3)
Class A Common Stock06/29/2026S(1)2,080D$58.3(6)8,784,413IBy Gray Media, LLC(3)
Class A Common Stock06/29/2026S(1)9,130D$59.23(7)8,775,283IBy Gray Media, LLC(3)
Class A Common Stock06/29/2026S(1)9,271D$55.38(2)15,514,198IBy Blue Media, LLC(3)
Class A Common Stock06/29/2026S(1)37,711D$56.51(4)15,476,487IBy Blue Media, LLC(3)
Class A Common Stock06/29/2026S(1)41,178D$57.13(5)15,435,309IBy Blue Media, LLC(3)
Class A Common Stock06/29/2026S(1)8,320D$58.3(6)15,426,989IBy Blue Media, LLC(3)
Class A Common Stock06/29/2026S(1)36,520D$59.23(7)15,390,469IBy Blue Media, LLC(3)
Class A Common Stock2,230,721D
Class A Common Stock406IBy 346 Long LLC(3)
Class A Common Stock10,000,000IBy Lefkofsky Family 2025 GRAT(3)
Class A Common Stock206IBy Black Media, LLC(3)
Class A Common Stock832,131IBy Lefkofsky Family Foundation(3)
Class A Common Stock250,000IBy Vas.org Foundation(3)
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)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount 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 March 4, 2025.
2. The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $54.82 to $55.80 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (2) and (4), (5), (6) and (7).
3. The Reporting Person is (i) a member of, and controls a limited liability company that is a member of, 346 Long LLC, (ii) the sole manager of each of Black Media, LLC, Blue Media, LLC and Gray Media, LLC, (iii) a trustee of each of Lefkofsky Family Foundation and Vas.org Foundation. The Reporting Person's spouse is the trustee of the Lefkofsky Family 2025 GRAT.
4. The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $55.82 to $56.81 inclusive.
5. The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $56.82 to $57.81 inclusive.
6. The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $57.82 to $58.64 inclusive.
7. The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $58.84 to $59.59 inclusive.
/s/ Andrew Polovin, Attorney-in-Fact07/01/2026
** Signature of Reporting PersonDate
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).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

FAQ

What insider activity did Tempus AI (TEM) disclose in this Form 4?

Tempus AI disclosed that entities linked to CEO Eric P. Lefkofsky sold 166,250 Class A shares on June 29, 2026. These were open‑market transactions by Blue Media, LLC and Gray Media, LLC, executed under a pre‑arranged Rule 10b5-1 trading plan.

At what prices were the Tempus AI (TEM) insider shares sold?

The reported Tempus AI insider sales used weighted average prices between about $54.82 and $59.59 per share. Footnotes note multiple individual trades within this range, with the insider undertaking to provide detailed breakdowns upon request.

How many Tempus AI (TEM) shares did Blue Media, LLC hold after the sales?

After the June 29, 2026 sales, Blue Media, LLC is reported holding 15,514,198 Tempus AI Class A shares. This reflects its remaining indirect position associated with Eric P. Lefkofsky following several open‑market transactions on that date.

What were Gray Media, LLC’s holdings of Tempus AI (TEM) after the transactions?

Gray Media, LLC is shown holding 8,806,216 Tempus AI Class A shares after the June 29, 2026 sales. These shares represent an indirect ownership position connected to Eric P. Lefkofsky as disclosed in the insider filing and related footnotes.

Were the Tempus AI (TEM) insider sales made under a Rule 10b5-1 plan?

Yes. A footnote states the June 29, 2026 transactions were made under a Rule 10b5-1 trading plan adopted on March 4, 2025. Such plans pre‑schedule trades, indicating these sales were arranged in advance rather than timed discretionarily.

What direct holdings of Tempus AI (TEM) shares were reported for Eric P. Lefkofsky?

The Form 4 shows 2,230,721 Tempus AI Class A shares held directly following the reported date. Additional shares are held indirectly through various LLCs, foundations and a 2025 GRAT, where Lefkofsky or his spouse serves in managerial or trustee roles.