Thirty per cent of “Lefkofsky sold $17.6m” is not his money, and the ten million shares that did not move are the actual disclosure Eric P. Lefkofsky · Tempus AI · Form 4, 29 October
- Who
- Eric P. Lefkofsky — chief executive, chairman, director and 10% owner of Tempus AI; co-founder of Groupon, Echo Global Logistics, InnerWorkings and Mediaocean. The Form 4 names him as sole manager of Black Media LLC, Blue Media LLC and Gray Media LLC; a member of and controlling a member of 346 Long LLC; trustee of both the Lefkofsky Family Foundation and the Vas.org Foundation; and records that his spouse is trustee of the Lefkofsky Family 2025 GRAT and the Lefkofsky Family 2026 GRAT.
- What he did
- On 27 October, 250,000 Class A shares were sold across six weighted-average price steps from $67.36 to $72.31 (full range $66.69–$72.84), for about $17,589,637 — a blended $70.3585. The 250,000 was split across four entities and no others.
- The document
- Form 4, period 2026-10-27, filed 2026-10-29, signed by Andrew Polovin as attorney-in-fact. The Rule 10b5-1 box is affirmatively set; footnote F1 reads in full: “This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 8, 2026.”
| Entity | Type | Sold | ≈ Proceeds | Held after |
|---|---|---|---|---|
| Blue Media, LLC | Personal | 135,000 | $9,498,398 | 14,715,469 |
| Gray Media, LLC | Personal | 57,500 | $4,045,614 | 8,487,783 |
| Vas.org Foundation | Charitable | 50,000 | $3,517,925 | 50,000 |
| Lefkofsky Family Fdn | Charitable | 7,500 | $527,689 | 794,631 |
| Lefkofsky Family 2025 GRAT | Transferred | 0 | — | 5,715,203 |
| Lefkofsky Family 2026 GRAT | Transferred | 0 | — | 4,284,797 |
| Held directly | Personal | 0 | — | 2,098,130 |
| 346 Long LLC / Black Media | Personal | 0 | — | 612 |
Consensus read
The founder-chief-executive of a volatile AI-healthcare company sold $17.6m of stock into strength, on a day the shares traded up through a $6 range, and the aggregators are reporting it as one of the largest chief-executive disposals of the week.
Steelmanned: Lefkofsky is a repeat founder who has taken money off the table at every company he has built, Tempus is not yet a settled business, and a nine-figure holder reducing at $70 after an advance is information about what the best-informed seller thinks the shares are worth. The 10b5-1 plan was adopted in March and does not obscure that the plan itself was a decision to sell.
Contrarian read
This filing is not one decision reported once. It is two different decisions reported together, and the headline number adds them up as though they were the same thing.
Of the 250,000 shares, 57,500 belong to two foundations he is trustee of, not to him. Those shares were given away before this sale; the charities liquidating them is an endowment-management act, not a disposal of his wealth. The remaining 192,500 shares — about $13.54m — are the only part that is his. And that part is 0.69% of the 36,146,625 shares the same form discloses. The real content of the filing is the column that did not move.
Evidence that discriminates
- The arithmetic of the headline, which is checkable to the share. $17,589,637 is what the wires report. $13,544,011 is the personal portion. The published figure is 29.9% larger than the amount of his own money involved. That single division separates “chief executive sold $17.6m” from what the document says, and no reading of the price action can absorb it. The foundations are named on the face of the form.
- Four round allocations, not one dollar target. The entities sold 135,000 / 57,500 / 50,000 / 7,500 shares. A seller working to a dollar figure across a pooled position does not produce four round share counts; a plan with per-entity allocations fixed in March does. This is the fact that tells you the sale was composed before it was executed — which is why reading it as a view on the October price is reading the wrong variable.
- The two GRATs hold exactly 10,000,000 shares between them and traded nothing. 5,715,203 plus 4,284,797 is 10,000,000 to the share — a single ten-million-share block split across two annual vehicles, with his spouse as trustee of both. That block is 27.7% of his disclosed position and 40× the quantity sold. A person acting on a price view sells from the largest pocket. He sold from the third and fourth largest and left the block alone. Inference, clearly labelled: the Form 4 states the vehicles are grantor retained annuity trusts and that his spouse is trustee. It does not state their purpose. That a rolling two-year GRAT programme exists to move appreciation out of the taxable estate is standard practice, not a disclosed fact in this document.
Facts that do not discriminate, and which most coverage will lean on: the $67–$72 price range, Tempus’s recent performance, Lefkofsky’s history of selling into his own companies’ rallies, and the sheer size of $17.6m. Every one of those is equally consistent with a price view and with a scheduled, pre-allocated programme. They are the reason the consensus reading feels evidenced when it is not.
What would falsify me
A Form 4 reporting any sale out of either GRAT. One line against the Lefkofsky Family 2025 or 2026 GRAT would show the ten-million-share block is a trading pocket like the others, and the “which pocket” reading collapses into an ordinary diversification story.
A next tranche with ragged per-entity numbers. If November’s filing shows the entities selling, say, 131,447 and 58,219 shares, then the round allocations were an artifact of this month rather than the plan’s structure, and point 2 above is wrong.
Vas.org going below 50,000. If the foundation keeps selling past the round number, then the exact 50,000 landing was coincidence and the anomaly-board entry should not have been written.
Pattern vs his own history Tempus Form 4s for this reporting person were filed on 31 July, 20 August, 28 August (two), 18 September, 24 September and 29 October 2026 — a roughly monthly cadence running since the plan was adopted on 8 March. This tranche is in cadence. Derived, not filed: summing every holding line gives 36,146,625 shares, which matches the aggregate the screeners report, so the four selling entities plus the untouched block account for the whole disclosed position. There is no fifth pocket hiding.