Mercury Systems, Inc. (MRCY) Key Metrics

NASDAQ: MRCYValuation, returns, debt and efficiency ratios over 10 years.

MRCY valuation today

Trailing 12 months · as of October 18, 2026
Market cap
$4.52B
Enterprise value
$5.29B
P/E (TTM)
—
10-yr median 59.3
Forward P/E
50.0
PEG ratio
2.79
Price / sales
4.6
10-yr median 3.9
Price / book
3.4
10-yr median 2.4
EV / EBITDA
81.4
10-yr median 28.9
Dividend yield
—
Beta
0.98

MRCY key metrics, FY2017–FY2026

Fiscal year ended June 30, 2026 · U.S. dollars

MRCY valuation Price multiples at each fiscal year-end price.

Price / sales+113.2%
7.4
FY2026 · hover or tap a bar for each year
FY2017: 4.4 (+37.2%)FY2018: 3.7 (−17.3%)FY2019: 5.2 (+42.2%)FY2020: 5.4 (+4.4%)FY2021: 4.0 (−26.9%)FY2022: 3.7 (−6.1%)FY2023: 2.0 (−46.2%)FY2024: 1.9 (−7.1%)FY2025: 3.5 (+86.0%)FY2026: 7.4 (+113.2%)
FY2017FY2026
Price / book+126.2%
4.9
FY2026 · hover or tap a bar for each year
FY2017: 2.5 (+35.3%)FY2018: 2.3 (−6.2%)FY2019: 2.7 (+13.5%)FY2020: 3.1 (+17.9%)FY2021: 2.5 (−20.9%)FY2022: 2.4 (−4.5%)FY2023: 1.2 (−47.2%)FY2024: 1.1 (−15.3%)FY2025: 2.1 (+102.9%)FY2026: 4.9 (+126.2%)
FY2017FY2026
EV / EBITDA+49.8%
80.6
FY2026 · hover or tap a bar for each year
FY2017: 22.9 (+8.5%)FY2018: 20.0 (−12.9%)FY2019: 25.1 (+25.7%)FY2020: 28.9 (+15.4%)FY2021: 23.5 (−18.6%)FY2022: 55.4 (+135.1%)FY2023: 33.3 (−39.8%)FY2025: 53.8FY2026: 80.6 (+49.8%)
FY2017FY2026
Price / free cash flow+301.9%
106.8
FY2026 · hover or tap a bar for each year
FY2017: 68.8 (+129.2%)FY2018: 64.0 (−7.0%)FY2019: 48.2 (−24.8%)FY2020: 60.3 (+25.2%)FY2023: 75.0FY2024: 13.1 (−82.5%)FY2025: 26.6 (+103.0%)FY2026: 106.8 (+301.9%)
FY2017FY2026
Free cash flow yield−2.8 pts
0.9%
FY2026 · hover or tap a bar for each year
FY2017: 1.5% (−1.9 pts)FY2018: 1.6% (+0.1 pts)FY2019: 2.1% (+0.5 pts)FY2020: 1.7% (−0.4 pts)FY2021: −1.3% (−2.9 pts)FY2022: −1.7% (−0.4 pts)FY2023: 1.3% (+3.0 pts)FY2024: 7.6% (+6.3 pts)FY2025: 3.8% (−3.9 pts)FY2026: 0.9% (−2.8 pts)
FY2017FY2026

MRCY valuation history

Fiscal year-endToday10-year median

MRCY returns on capital

ROEROICROA

Net income (ROE, ROA) or after-tax operating income (ROIC) divided by the average of the opening and closing balance.

MRCY debt vs cash

Total debtCash & short-term investments

Debt includes short- and long-term borrowings and, where reported, lease liabilities.

MRCY cash returned to shareholders

DividendsBuybacksFree cash flow

MRCY price vs earnings per share

Share price at year-endEPS (right axis)

MRCY key metrics

FY2017–FY2026
Mercury Systems, Inc. key metrics by fiscal year
FY2026FY2025FY2024FY2023FY2022FY2021FY2020FY2019FY2018FY2017
Valuation
Market capitalization$7.27B$3.16B$1.56B$1.96B$3.64B$3.68B$4.34B$3.41B$1.81B$1.81B
Enterprise value$7.55B$3.50B$2.03B$2.46B$4.09B$3.84B$4.18B$3.15B$1.94B$1.77B
P/E ratio—————59.350.672.944.272.8
Price / sales7.43.51.92.03.74.05.45.23.74.4
Price / book4.92.11.11.22.42.53.12.72.32.5
Price / free cash flow106.826.613.175.0——60.348.264.068.8
Price / operating cash flow71.022.811.232.4——37.635.041.730.6
EV / sales7.73.82.42.54.24.25.24.83.94.3
EV / EBITDA80.653.8—33.355.423.528.925.120.022.9
EV / free cash flow110.829.417.194.4——58.144.568.667.3
Earnings yield−0.4%−1.2%−8.8%−1.4%−0.8%1.7%2.0%1.4%2.3%1.4%
Free cash flow yield0.9%3.8%7.6%1.3%−1.7%−1.3%1.7%2.1%1.6%1.5%
Dividend yield———0.3%7.0%5.6%0.1%3.9%0.0%0.3%
Shareholder yield (dividends + buybacks)0.2%0.0%0.0%0.3%7.0%5.8%0.5%4.1%0.9%0.8%
Share price at fiscal year-end$122.33$53.86$26.99$34.59$64.33$66.28$78.66$70.35$38.06$42.09
Per share
Revenue per share$16.54$15.52$14.47$17.22$17.22$16.66$14.45$13.50$10.39$9.50
Earnings per share−$0.50−$0.65−$2.38−$0.50−$0.50$1.12$1.56$0.96$0.86$0.58
Operating cash flow per share$1.72$2.36$2.40$1.07−$0.38−$0.34$2.09$2.01$0.91$1.37
Free cash flow per share$1.15$2.03$2.06$0.46−$1.06−$0.84$1.30$1.46$0.59$0.61
Cash per share$3.60$5.26$3.13$1.27$1.16$2.05$4.12$5.32$1.40$0.97
Book value per share$25.18$25.08$25.51$27.70$27.18$26.75$25.13$26.49$16.26$16.86
Tangible book value per share$6.38$5.53$4.92$5.84$4.38$6.70$10.20$10.65$2.03$5.01
Dividends per share———$0.10$4.49$3.72$0.10$2.75$0.00$0.12
Capex per share$0.58$0.34$0.34$0.61$0.69$0.50$0.79$0.55$0.32$0.76
Debt per share$8.20$10.97$11.33$10.23$9.22$5.07$1.22—$4.11$0.00
Shares outstanding59.5M58.7M57.7M56.6M56.6M55.5M55.1M48.5M47.5M43.0M
Change in shares outstanding+1.2%+1.7%+2.1%0.0%+1.9%+0.7%+13.6%+2.2%+10.4%+22.6%
Returns & profitability
Return on equity (ROE)−2.0%−2.6%−9.1%−1.8%−1.9%4.3%6.4%4.5%5.5%4.2%
Return on invested capital (ROIC)0.9%−0.8%−5.8%−0.8%−0.9%4.5%7.4%6.2%5.7%4.7%
Return on assets (ROA)−1.2%−1.6%−5.8%−1.2%−1.3%3.5%5.7%3.8%4.3%3.2%
Return on tangible assets−2.5%−2.9%−11.6%−2.5%−2.8%7.4%10.9%7.2%10.5%8.1%
Free cash flow margin6.9%13.1%14.3%2.7%−6.2%−5.0%9.0%10.8%5.7%6.4%
Income quality (OCF / net income)—————−0.301.342.081.062.38
Financial health
Total debt$487.3M$644.2M$654.1M$578.3M$521.4M$281.5M$67.0M—$195.0M$0
Cash & short-term investments$214.3M$309.1M$180.5M$71.6M$65.7M$113.8M$226.8M$257.9M$66.5M$41.6M
Net debt$273.0M$335.1M$473.6M$506.7M$455.7M$167.7M−$159.9M−$257.9M$128.5M−$41.6M
Debt / equity0.330.440.440.370.340.190.05—0.250.00
Debt / assets0.210.260.270.240.230.140.04—0.180.00
Net debt / EBITDA2.925.15—6.856.161.03−1.11−2.051.33−0.54
Current ratio2.963.524.074.024.204.265.045.944.633.38
Quick ratio1.852.412.642.572.812.793.634.543.112.27
Interest coverage0.7-0.6-4.2-0.9-0.966.390.58.416.54.9
Working capital$644.9M$757.8M$719.4M$703.8M$621.3M$492.3M$508.9M$484.1M$260.1M$173.4M
Invested capital$1.77B$1.81B$1.95B$2.07B$1.99B$1.65B$1.22B$1.03B$900.4M$683.8M
Tangible asset value$379.2M$324.8M$284.2M$330.5M$247.8M$371.7M$562.0M$516.5M$96.5M$215.5M
Net current asset value$148.1M$96.9M$47.7M$112.3M$48.0M$172.1M$408.8M$449.9M$39.2M$155.9M
Graham number—————$25.95$29.65$23.98$17.75$14.81
Graham net-net per share−$2.71−$3.31−$4.27−$3.61−$4.08−$0.50$4.50$6.73−$1.35$1.79
Capital allocation
Dividends paid———$5.5M$254.0M$206.3M$5.3M$133.2M$0$5.0M
Share buybacks (net)$15.0M$0$31,000$31,000$63,000$8.2M$16.2M$8.0M$15.5M$8.8M
Dividend payout ratio—————332.5%6.2%284.7%0.0%20.0%
Dividends + buybacks / free cash flow22.0%0.0%0.0%21.2%——30.0%199.3%55.0%52.2%
Capex / revenue3.5%2.2%2.4%3.5%4.0%3.0%5.4%4.1%3.1%8.0%
Capex / operating cash flow33.5%14.3%14.3%56.8%——37.6%27.4%34.9%55.5%
Capex / depreciation0.470.240.220.350.400.410.880.580.361.02
Stock-based compensation / revenue6.1%4.4%4.8%4.3%4.5%4.1%3.3%3.0%3.5%3.8%
R&D / revenue6.1%7.4%12.1%11.2%11.2%12.3%12.4%10.5%11.9%13.2%
SG&A / revenue17.8%16.9%20.0%16.5%16.5%14.5%16.6%16.9%17.9%18.7%
Efficiency
Days sales outstanding137.9160.8201.6179.0138.699.288.689.295.393.6
Days of inventory on hand172.3185.5192.0168.7136.6135.4130.8121.7129.5117.2
Days payables outstanding41.944.552.856.340.730.433.629.933.345.6
Cash conversion cycle (days)268.3301.8340.8291.4234.5204.2185.9181.0191.4165.2
Receivables turnover2.652.271.812.042.633.684.124.093.833.90
Payables turnover8.718.216.916.498.9612.0010.8712.2110.958.01
Inventory turnover2.121.971.902.162.672.702.793.002.823.11
Asset turnover0.410.380.350.410.460.520.530.530.520.53
Average receivables$371.5M$401.8M$461.4M$477.6M$369.8M$251.2M$193.5M$160.0M$128.7M$104.8M
Average payables$85.1M$80.1M$92.5M$101.3M$73.3M$44.9M$40.5M$30.2M$24.4M$27.1M
Average inventory$349.9M$334.1M$336.3M$303.8M$246.0M$199.9M$157.6M$122.8M$94.8M$69.7M
Intangibles / total assets48.1%47.2%50.0%51.7%56.0%56.9%51.1%54.2%63.4%62.5%

Computed from MRCY's annual financial statements (latest annual report filed August 18, 2026) and the closing share price on each fiscal year-end, adjusted for stock splits. Figures in U.S. dollars; data from EODHD. Averages use the opening and closing balance of each year.

MRCY valuation and financial ratios

Mercury Systems earned a return on equity of −2.0% and a return on invested capital of 0.9% in fiscal 2026. It ended the year with $487.3 million of debt and $214.3 million in cash and short-term investments, net debt of $273.0 million. It returned $15.0 million to shareholders: $0 in dividends and $15.0 million in share buybacks, 22% of free cash flow. The share count rose 38.2% from 43.0M to 59.5M over 9 years.

See the MRCY income statement, the MRCY chart for price history, or the MRCY stock overview for the latest quote and news.

MRCY key metrics FAQ

What is Mercury Systems's EV/EBITDA?

Mercury Systems's enterprise value was 80.6 times EBITDA at the end of fiscal 2026 (enterprise value $7.5 billion, EBITDA $93.6 million); the current EV/EBITDA is 81.4.

What is Mercury Systems's return on equity?

Mercury Systems's return on equity (ROE) was −2.0% in fiscal 2026: net income of -$29.7 million on average shareholders' equity of $1.5 billion.

What is Mercury Systems's ROIC?

Mercury Systems's return on invested capital was 0.9% in fiscal 2026, using after-tax operating income divided by average debt plus equity minus cash.

How much debt does Mercury Systems have?

Mercury Systems had total debt of $487.3 million at the end of fiscal 2026, a debt-to-equity ratio of 0.33 and $273.0 million of net debt (2.92 times EBITDA).

Does Mercury Systems buy back its shares?

Yes. Mercury Systems spent $15.0 million on net share repurchases in fiscal 2026 Shares outstanding changed +1.2% over the year, to 59.5M..

What is Mercury Systems's free cash flow yield?

Mercury Systems generated $68.1 million of free cash flow in fiscal 2026, a free cash flow yield of 0.9% on its market value at year-end ($7.3 billion).

What is Mercury Systems's current ratio?

Mercury Systems's current ratio was 2.96 at the end of fiscal 2026: current assets were 2.96 times current liabilities.

Aerospace & Defense key metrics