9 Green Days In A Row: Unity Software Stock Is Up 44%
A sustained run has sharply lifted the stock’s value, but the underlying financial picture presents a more complicated story.
Unity Software (U) has gained 44% during its current winning streak. The stock has now moved higher for 9 consecutive trading days, a run that has added about $6.2 billion to the company’s market value, which now stands at about $20 billion. For anyone holding the shares, this represents a rapid and significant change in the position’s value.
U Versus The S&P 500, Streak And Beyond
Here is how U stock stacks up against the S&P 500 over the streak and the periods around it:
- A 8-Day Winning Streak Has Kymera Therapeutics Stock Up 14%
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- Veeva Systems Stock Climbs 25% On A 10-Day Winning Streak
- A 5-Day Winning Streak Has Circle Internet Stock Up 19%
- Get Paid 22% A Year To Let Someone Else Chase MU Stock Higher
- 6 Green Days In A Row: AbCellera Biologics Stock Is Up 85%
| Return Period | U | S&P 500 |
|---|---|---|
| 1D | 2.8% | 0.7% |
| 9D (Current Streak) | 44.4% | 4.1% |
| 1M (21D) | 46.4% | 3.0% |
| 3M (63D) | 70.3% | 4.8% |
| YTD 2026 | 3.7% | 13.9% |
| 2025 | 96.6% | 16.4% |
| 2024 | -45.0% | 23.3% |
| 2023 | 43.0% | 24.2% |
What does the data say about this run?
The move appears to be specific to the company. Over the same 9 trading days the S&P 500 returned +4.1%. The fundamental picture is mixed. Revenue over the last twelve months grew 14.0%, ahead of the S&P 500 median of 8.3%. However, the company’s operating margin over the last twelve months is -30.4%, compared to an S&P 500 median of 18.4%. U also has negative trailing earnings. Such streaks are not widespread; just 2 S&P 500 stocks are currently on winning streaks of 9 days or more.
A streak is a signal, not a command.
An extended move in either direction is valuable information. It tells you that the market’s attention and momentum are focused on a stock, for better or worse. It is not, however, an instruction to buy or sell. The disciplined response is to use the new price as a prompt to re-evaluate the underlying business. The numbers here provide a starting point for that work: weighing the company’s growth against its current profitability and valuation.
A run like this is worth respecting, and worth testing: the momentum that lasts is usually the kind management itself is underwriting. Our Guidance Momentum screen tracks the stocks whose companies just raised their own forward numbers.
Prefer the theme to this single name? Our ETF Scorecard shows how the software funds stack up. It is still a concentrated bet on that one theme, though, which is exactly the gap the portfolio below closes.
Momentum Is A Tailwind, Not A Plan
Riding a stock that rises every day feels effortless, and that is precisely the danger: the same momentum that built this run can reverse without notice, and one name’s reversal should never be able to reset your whole year.
That is what the Trefis High Quality (HQ) Portfolio is for: about 30 quality businesses screened for the fundamentals that survive momentum’s mood swings, held with rules. It has a track record of outpacing a benchmark that combines the three major indices – the S&P 500, S&P Mid-cap, and Russell 2000. Watch the runs; own the resilience.