stockNASDAQ: MRCY • 28 Days Updates
Mercury Systems Inc (MRCY)
Showing Closing Date Range from Sep 10 to Oct 8, 2026.
Mercury Systems is a defense and aerospace electronics firm providing signal processing and secure communications solutions for military and commercial markets, trading among Nasdaq Stocks. Shares last closed at $78.52, moving -7.48% over the past week and -2.37% across 28 days. Longer term, the stock is -27.28% over 3 months, -4.85% over 6 months and -6.43% over 12 months. Comparable firms TRT (Trio-Tech International) (-43.57%), FFBC (First Financial Bancorp) (-4.09%), RBBN (Ribbon Communications) (-12.24%), SBCF (Seacoast Banking of Florida) (-5.88%) and IMNM (Immunome) (-22.67%) moved over the same 28-day stretch, for comparison.
Investor Relations:mrcy.com
Price & Performance Trajectory
Mercury Systems IncNASDAQ: MRCY
Latest Close
$78.52
28 Days Updates Trajectory
Showing Closing Date Range from Sep 10 to Oct 8, 2026.Loading trajectory chart...
Click metric scorecards below to toggle price, return %, range & volume curvesMRCY session performance
✓ Latest Close USD
$78.52
Latest session close
$-1.91vs period start
Period Return % % GAIN
-2.37%
Net period trajectory
Cumulative ReturnNormalized
High / Low Range SPREAD
$90.06 / $77.44
Period range envelope
$12.62channel spread
Total Volume SHARES
10.47M
Period turnover
Avg: 616.0K/dLiquidity
Historical Session Ledger
Daily open, high, low, and close prices with volume and period returns.
Historical Quotes & Breakdown(17 dates)
| Date | Close (USD) | Return % | High | Low | Volume |
|---|---|---|---|---|---|
| Oct 08, 2026 | $78.52 | -1.54% | $79.93 | $77.44 | 395.3K |
| Oct 07, 2026 | $79.75 | -3.68% | $81.52 | $78.87 | 432.7K |
| Oct 06, 2026 | $82.80 | -0.17% | $84.14 | $81.25 | 544.8K |
| Oct 05, 2026 | $82.94 | -2.27% | $85.00 | $82.64 | 500.7K |
| Oct 02, 2026 | $84.87 | +0.95% | $86.73 | $84.06 | 530.7K |
| Sep 25, 2026 | $82.18 | -1.20% | $84.34 | $81.78 | 440.8K |
| Sep 24, 2026 | $83.18 | +0.56% | $83.58 | $80.99 | 466.6K |
| Sep 23, 2026 | $82.72 | -1.38% | $83.94 | $81.91 | 444.7K |
| Sep 22, 2026 | $83.88 | -2.07% | $86.75 | $82.50 | 687.4K |
| Sep 21, 2026 | $85.65 | +0.43% | $87.23 | $85.12 | 418.6K |
| Sep 18, 2026 | $85.28 | -1.04% | $86.98 | $84.37 | 1.73M |
| Sep 17, 2026 | $86.18 | -1.23% | $90.06 | $85.45 | 576.0K |
| Sep 16, 2026 | $87.25 | +0.28% | $87.52 | $85.18 | 668.2K |
| Sep 15, 2026 | $87.01 | +7.38% | $87.61 | $80.62 | 1.07M |
| Sep 14, 2026 | $81.03 | +0.52% | $82.58 | $78.47 | 662.5K |
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