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Mercury Systems (MRCY) closed at $75.49 on October 21, 2026, up 1.3% from the previous close, on volume of 475,950 shares (30-day average 578,931).

Key numbers
  • Last close: $75.49 (October 21, 2026)
  • 52-week range: $65.04 to $128.45
  • Market value: $4.6 billion
  • 30-day implied volatility (IV30): 79.1%
  • Option volume: 103 contracts (58 calls, 45 puts); 30-day average 229
  • Next earnings: November 10, 2026, after the market closes (confirmed)

Data as of October 21, 2026.

MRCY Stock Summary and Trading Ideas (Mercury Systems | NASDAQ:MRCY)

Charts for Today's Stock Price and Implied Volatility in Mercury Systems

21-Oct-2026

Stock Price & Volume | Full Chart

30-Day Implied Volatility | IV30 Full Chart

Trade Ideas for Best Option Strategies for MRCY by Theoretical Edge and Win Rates

Sentiment

Trading Statistics

Key Ratios

Mercury Systems (MRCY) Frequently Asked Questions

What does Mercury Systems do?

Mercury Systems Inc is a commercial technology company serving the aerospace and defense industry. The company envisions, creates, and delivers secure open architecture solutions powering a broad range of mission-critical applications in challenging and demanding environments. Its Mercury Processing Platform spans the full breadth of signal processing from radio frequency front end to the human-machine interface to convert meaningful data, gathered in remote and hostile environments, into critical decisions. The company manufactures components, products, modules, and subsystems and sells to defense prime contractors, the U.S. government, original equipment manufacturers, and commercial aerospace companies. Geographically, it derives maximum revenue from the United States.

What symbol and exchange does Mercury Systems shares trade?

Mercury Systems trades on the NASDAQ stock market under the symbol MRCY.

What is Mercury Systems stock price doing today?

As of October 21, 2026, MRCY stock price climbed to $75.49 with 475,950 million shares trading.

What is Mercury Systems's Beta?

MRCY has a beta of 2.34, meaning it tends to be more sensitive to market movements. MRCY has a correlation of 0.24 to the broad based SPY ETF.

How much is Mercury Systems worth?

MRCY has a market cap of $4.59 billion. This is considered a Mid Cap stock.

How much money does Mercury Systems make?

Last quarter Mercury Systems reported $290 million in Revenue and $.37 earnings per share. This beat revenue expectation by $24 million and exceeded earnings estimates by $.02.

What is the highest and lowest price Mercury Systems traded in the last 3 year period?

In the last 3 years, MRCY traded as high as $128.45 and as low as $25.31.

What are the top ETFs holding Mercury Systems?

The top ETF exchange traded funds that MRCY belongs to (by Net Assets): IJR, VTI, IWM, AIRR, XAR.

Is Mercury Systems (MRCY) a good investment?

MRCY has underperformed the market in the last year with a price return of -2.0% while the SPY ETF gained +16.3%. MRCY has also underperformed the stock market ETF in the last 3 month and 2 week periods returning -20.3% and -8.8%, respectively, while the SPY returned +4.4% and -0.8%, respectively.

What are the support and resistance levels for Mercury Systems (MRCY)?

MRCY support price is $72.83 and resistance is $76.23 (based on 1 day standard deviation move). This means that using the most recent 20 day stock volatility and applying a one standard deviation move around the stock's closing price, stastically there is a 67% probability that MRCY shares will trade within this expected range on the day.

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