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TEM
NASDAQ Life Sciences

Tempus AI to Acquire Personalis for $1.5B; Both Stocks Sink on Dilution Fears

Tom Rudovsky · Reported by Dow Jones Newswires
More coverage: Health Tech Stocks · Healthcare
Sentiment info
Negative
Importance info
8
Price
$47.765
Mkt Cap
$8.577B
52W Low
$41.73
52W High
$104.32
52W Position info
14% above low
Off High info
54% below high
Rel. Volume info
0.7× avg
Market data snapshot near publication time

TEM is trading near its 52-week low of $41.73 (14% above the low).

Summary

Tempus AI is buying cancer testing firm Personalis in an all-stock deal valued at $1.5 billion, or $16.25 per share — a modest 5.6% premium to Friday's close. The market is voting no: Tempus shares fell 8.8% to $47.81, breaking below the 50-day moving average, while Personalis dropped 9.4% to $13.90, well below the offer price, signaling skepticism about deal execution or dilution. Tempus already holds a 12.5% stake and expects the deal to close by early 2027, integrating Personalis's MRD test into its AI diagnostics platform. This follows a strong Q1 with 36% revenue growth but widening losses, and a recent $460 million convertible note offering — the acquisition adds strategic depth but also execution risk. The negative reaction suggests investors are questioning the price tag and the all-stock structure's impact on existing shareholders.

At the time of this announcement, TEM was trading at $47.77 on NASDAQ in the Life Sciences sector, with a market capitalization of approximately $8.6B. The 52-week trading range was $41.73 to $104.32. This news item was assessed with negative market sentiment and an importance score of 8 out of 10. Source: Dow Jones Newswires.


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TEM - Latest Insights

TEM
Sep 11, 2026, 8:30 AM EDT
Source: BusinessWire
Importance Score:
7
Price at Filing: $59.17
Real-time Price: $58.92 info
Change: -$0.250 (-0.42%) info
Market Cap: $10.647B info
TEM
Aug 31, 2026, 4:32 PM EDT
Filing Type: S-4
Importance Score:
8
Price at Filing: $63.10
Real-time Price: $58.92 info
Change: -$4.18 (-7%) info
Market Cap: $10.647B info
TEM
Aug 25, 2026, 4:57 PM EDT
Filing Type: 144
Importance Score:
8
Price at Filing: $68.41
Real-time Price: $58.92 info
Change: -$9.49 (-14%) info
Market Cap: $10.647B info
TEM
Aug 24, 2026, 8:30 AM EDT
Source: BusinessWire
Importance Score:
7
Price at Filing: $70.45
Real-time Price: $58.92 info
Change: -$11.53 (-16%) info
Market Cap: $10.647B info
TEM
Aug 19, 2026, 10:57 AM EDT
Source: Benzinga
Importance Score:
8
Price at Filing: $59.44
Real-time Price: $58.92 info
Change: -$0.520 (-0.87%) info
Market Cap: $10.647B info