Why Is Tempus AI (TEM) Stock Up +10.46% Today?
Key Takeaways
- TEM shares jumped roughly 10.46% on September 17, 2026, climbing from a prior close of $69.97 to about $77.29.
- The primary catalyst was an analyst upgrade from Piper Sandler, which lifted TEM to Overweight and raised its price target from $56 to $76.
- Supportive drivers included a $9.5 million federal grant tied to cardiology AI development and renewed enthusiasm around its pending acquisition of PSNL (Personalis).
- The move tracked a broad rally in AI and healthcare-technology names, adding momentum to the stock's multi-week advance.
- Traders are watching integration milestones for the Personalis deal, oncology-testing adoption, and the company's next earnings report.
Opening Summary
TEM, the ticker for Tempus AI, Inc., is a healthcare-technology company that applies artificial intelligence and machine learning to precision medicine, combining molecular testing with clinical data to help physicians make more informed treatment decisions. On September 17, 2026, the stock surged approximately 10.46%, rising from a prior session close of $69.97 to around $77.29 in intraday trading. The move, confirmed as a significant gain, was driven primarily by an analyst upgrade alongside positive sector sentiment and company-specific developments in oncology diagnostics and cardiology AI.
Analyst Upgrade
The clearest catalyst behind the rally was an upgrade from Piper Sandler, which moved its rating on TEM from Neutral to Overweight and raised its price target to $76 from $56. The analyst cited three emerging growth drivers: the pending acquisition of PSNL (Personalis), favorable results from the INTerpath-001 study, and FDA clearance of the xT CDx test. The shift in stance signaled that the firm now sees tangible fundamental progress supporting the valuation, rather than enthusiasm for artificial intelligence alone, prompting investors to reprice the stock higher.
Personalis Acquisition and Oncology Momentum
The planned acquisition of PSNL (Personalis) remained a central focus. The transaction gives Tempus access to a tumor-informed minimal residual disease (MRD) platform, a capability analysts view as a distinctive asset in oncology diagnostics. Favorable results from the INTerpath-001 study strengthened the strategic case for the deal, while the FDA's clearance of the tumor-only xT CDx test removed a key regulatory hurdle and supported the company's path toward unified ADLT pricing across its diagnostic portfolio. The combination of these milestones reinforced confidence in TEM's longer-term growth trajectory.
Federal Grant and Broader AI Sentiment
Additional support came from news that the company secured a roughly $9.5 million federal grant tied to cardiology AI development, underscoring the expanding application of its platform beyond oncology. The stock also benefited from a wider rally in AI-related equities, with healthcare-AI names trading higher alongside strength in the technology sector. This favorable backdrop amplified the move, as investors rotated toward companies perceived to be translating AI investments into commercial traction.
Market Context and Trading Activity
Trading volume in TEM was elevated relative to its average, reflecting heightened investor interest following the upgrade and related announcements. The advance extended a multi-week uptrend that had already carried the shares well above their 50-day and 200-day moving averages. The gain outpaced the broader market, indicating that company-specific catalysts, rather than a simple index move, drove the outperformance even as the broader AI and healthcare-technology complex traded firmly.
What Comes Next for TEM
Looking ahead, investors will monitor progress on closing the Personalis acquisition, which is expected to complete in late 2026 or early 2027, as well as the integration of its MRD capabilities. Continued adoption of the company's oncology diagnostics and data-licensing businesses, along with execution on recent federal funding, will be closely watched. The company's next earnings report is scheduled for early November, offering the next major checkpoint on revenue growth and profitability. Risks include the company's history of net losses, insider selling, and the high volatility typical of AI-focused healthcare names.
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TEM's RSI Oscillator sits in overbought zone for 2 days
Watch for a price pull-back in the near future.
Technical Analysis (Indicators)
Bearish Trend Analysis
The Stochastic Oscillator demonstrated that the ticker has stayed in the overbought zone for 3 days. The longer the ticker stays in the overbought zone, the sooner a price pull-back is expected.
Following a 3-day decline, the stock is projected to fall further. Considering past instances where TEM declined for three days, the price rose further in 50 of 62 cases within the following month. The odds of a continued downward trend are 86%.
TEM broke above its upper Bollinger Band on September 17, 2026. This could be a sign that the stock is set to drop as the stock moves back below the upper band and toward the middle band. You may want to consider selling the stock or exploring put options.
Bullish Trend Analysis
The Momentum Indicator moved above the 0 level on September 15, 2026. You may want to consider a long position or call options on TEM as a result. In 30 of 35 past instances where the momentum indicator moved above 0, the stock continued to climb. The odds of a continued upward trend are 86%.
The Moving Average Convergence Divergence (MACD) for TEM just turned positive on September 17, 2026. Looking at past instances where TEM's MACD turned positive, the stock continued to rise in 18 of 22 cases over the following month. The odds of a continued upward trend are 82%.
TEM moved above its 50-day moving average on August 19, 2026 date and that indicates a change from a downward trend to an upward trend.
The 10-day moving average for TEM crossed bullishly above the 50-day moving average on August 17, 2026. This indicates that the trend has shifted higher and could be considered a buy signal. In 7 of 7 past instances when the 10-day crossed above the 50-day, the stock continued to move higher over the following month. The odds of a continued upward trend are 90%.
The 50-day moving average for TEM moved above the 200-day moving average on September 16, 2026. This could be a long-term bullish signal for the stock as the stock shifts to an upward trend.
Following a +16.72% 3-day Advance, the price is estimated to grow further. Considering data from situations where TEM advanced for three days, in 108 of 123 cases, the price rose further within the following month. The odds of a continued upward trend are 88%.
The Aroon Indicator entered an Uptrend today. In 46 of 54 cases where TEM Aroon's Indicator entered an Uptrend, the price rose further within the following month. The odds of a continued Uptrend are 85%.
Fundamental Analysis (Ratings)
The Tickeron PE Growth Rating for this company is 15 (best 1 - 100 worst), pointing to outstanding earnings growth. The PE Growth rating is based on a comparative analysis of stock PE ratio increase over the last 12 months compared against S&P 500 index constituents.
The Tickeron Price Growth Rating for this company is 36 (best 1 - 100 worst), indicating steady price growth. TEM’s price grows at a higher rate over the last 12 months as compared to S&P 500 index constituents.
The Tickeron Valuation Rating of 78 (best 1 - 100 worst) indicates that the company is slightly overvalued in the industry. This rating compares market capitalization estimated by our proprietary formula with the current market capitalization. This rating is based on the following metrics, as compared to industry averages: TEM's P/B Ratio (31.746) is slightly higher than the industry average of (7.474). P/E Ratio (39.298) is within average values for comparable stocks, (46.724). Projected Growth (PEG Ratio) (0.000) is also within normal values, averaging (2.134). Dividend Yield (0.000) settles around the average of (0.010) among similar stocks. P/S Ratio (8.696) is also within normal values, averaging (6.065).
The Tickeron SMR rating for this company is 98 (best 1 - 100 worst), indicating weak sales and an unprofitable business model. SMR (Sales, Margin, Return on Equity) rating is based on comparative analysis of weighted Sales, Income Margin and Return on Equity values compared against S&P 500 index constituents. The weighted SMR value is a proprietary formula developed by Tickeron and represents an overall profitability measure for a stock.
The Tickeron Profit vs. Risk Rating rating for this company is 100 (best 1 - 100 worst), indicating that the returns do not compensate for the risks. TEM’s unstable profits reported over time resulted in significant Drawdowns within these last five years. A stable profit reduces stock drawdown and volatility. The average Profit vs. Risk Rating rating for the industry is 98, placing this stock worse than average.
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