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Eric P Lefkofsky

CEO and Chairman · Tempus AI

Eric P Lefkofsky (CEO and Chairman) filed 17 Form 4 reports in the trailing twelve months (0 purchases, 17 sales), most often in Tempus AI, Inc. (TEM). The largest single filing was $19.2M of TEM (248,235 sh across 11 lots, as filed), executed Sep 22. Data as of Nov 8 2026.

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Return, ttmiAverage return per filing, trailing twelve months
–
no purchases on file
Delay-adjustediThe same average, entered at disclosure dates
–
returns measure stock purchases only
Filings, ttm
17
0 buys · 17 sells
Median delay
–
measured on stock purchases
Volume, ttmiDollar value disclosed in the trailing twelve months
$152.8M
shares × price, as filed
Last traded
Oct 27
Filed Oct 29

Median ADV $290.3M across their filed names

Open performance→
Volume by month
$237.5M$118.8M$0Dec 2024Jun 2025Dec 2025Jun 2026Dec 2024 · sells $7.0MJan 2025 · sells $75.3MFeb 2025 · sells $237.5MMar 2025 · sells $41.0MMay 2025 · sells $1.1MJun 2025 · sells $34.9MJul 2025 · sells $10.4MAug 2025 · sells $25.9MSep 2025 · sells $25.5MOct 2025 · sells $29.5MNov 2025 · sells $24.8MDec 2025 · sells $10.6MJan 2026 · sells $10.9MFeb 2026 · sells $10.5MMar 2026 · sells $7.6MApr 2026 · sells $8.5MMay 2026 · sells $8.7MJul 2026 · sells $20.0MAug 2026 · sells $23.3MSep 2026 · sells $35.3MOct 2026 · sells $17.3M
Buys $0 Sells $665.7M

Shares × price, as filed · by filing month · past 24 months

Sectors filed on
Healthcare 17 filings

Sector per market data · by filing · past 12 months

Most traded names
TEM Tempus AI, Inc. TEM · 0 buys · 32 sells 32 filings
Recent filings
TEMSALE Tempus AI, Inc. View filing → $12.5M
182,169 sh across 17 lots
Exec Nov 18 2025
Filed Nov 20 2025 · 5:30 PM ET
TEMSALE Tempus AI, Inc. View filing → $29.5M
331,525 sh across 9 lots
Exec Oct 28 2025
Filed Oct 30 2025 · 5:30 PM ET
TEMSALE Tempus AI, Inc. View filing → $25.5M
332,500 sh across 8 lots
Exec Sep 25 2025
Filed Sep 29 2025 · 5:30 PM ET
TEMSALE Tempus AI, Inc. View filing → $24.6M
332,500 sh across 8 lots
Exec Aug 27 2025
Filed Aug 29 2025 · 5:30 PM ET
TEMSALE Tempus AI, Inc. View filing → $1.3M
17,033 sh × $74.63
Exec Aug 19 2025
Filed Aug 21 2025 · 5:30 PM ET
TEMSALE Tempus AI, Inc. View filing → $10.4M
164,816 sh across 7 lots
Exec Jul 28 2025
Filed Jul 30 2025 · 5:30 PM ET
TEMSALE Tempus AI, Inc. View filing → $34.9M
500,000 sh across 16 lots
Exec Jun 17 2025
Filed Jun 20 2025 · 5:30 PM ET
TEMSALE Tempus AI, Inc. View filing → $1.1M
16,729 sh × $63.21
Exec May 20 2025
Filed May 22 2025 · 5:30 PM ET
More filings →