MKS Instruments [MKSI] vs Keysight [KEYS] Detailed Stock Comparison

MKS Instruments Inc.

NASDAQ
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Keysight Technologies Inc.

NYSE
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TLDR: Quick Comparison Summary

Based on 21 vital metrics comparison: MKS Instruments Inc. wins in 6 metrics, Keysight Technologies Inc. wins in 14 metrics, with 0 ties. Keysight Technologies Inc. appears stronger overall.

View Metrics Details

Vital Metrics Comparison

Metric MKS Instruments Inc. Keysight Technologies Inc. Better
P/E Ratio (TTM) 62.50 59.84 Keysight Technologies Inc.
Price-to-Book Ratio 6.77 9.38 MKS Instruments Inc.
Debt-to-Equity Ratio 164.69 44.67 Keysight Technologies Inc.
PEG Ratio 3.22 0.87 Keysight Technologies Inc.
EV/EBITDA 24.76 45.71 MKS Instruments Inc.
Profit Margin (TTM) 7.50% 16.95% Keysight Technologies Inc.
Operating Margin (TTM) 14.23% 16.31% Keysight Technologies Inc.
EBITDA Margin (TTM) 14.23% 16.31% Keysight Technologies Inc.
Return on Equity 11.70% 17.22% Keysight Technologies Inc.
Return on Assets (TTM) 3.98% 5.82% Keysight Technologies Inc.
Free Cash Flow (TTM) $497.00M $1.28B Keysight Technologies Inc.
Dividend Yield 0.45% N/A N/A
1-Year Return 298.00% 121.68% MKS Instruments Inc.
Price-to-Sales Ratio (TTM) 4.69 10.25 MKS Instruments Inc.
Enterprise Value $22.21B $58.78B Keysight Technologies Inc.
EV/Revenue Ratio 5.65 10.36 MKS Instruments Inc.
Gross Profit Margin (TTM) 46.37% 62.19% Keysight Technologies Inc.
Revenue per Share (TTM) $58 $33 MKS Instruments Inc.
Earnings per Share (Diluted) $4.38 $5.67 Keysight Technologies Inc.
Beta (Stock Volatility) 1.90 1.15 Keysight Technologies Inc.
Short % of Float 6.32% 1.23% Keysight Technologies Inc.

MKS Instruments Inc. vs Keysight Technologies Inc. Stock Performance Analysis

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MKSI
KEYS

Performance Comparison

Short-term Returns

Stock1D1W1M3M6MYTD
MKS Instruments Inc.5.52%20.26%23.80%69.09%135.59%122.93%
Keysight Technologies Inc.1.79%7.64%2.27%24.83%72.04%72.78%

Long-term Returns

Stock1Y3Y5Y10Y15Y20Y
MKS Instruments Inc.298.00%238.17%111.20%762.91%1,379.58%1,744.87%
Keysight Technologies Inc.121.68%112.71%137.77%1,082.30%1,078.72%1,078.72%

Performance & Financial Health Analysis: MKS Instruments Inc. vs Keysight Technologies Inc.

MetricMKSIKEYS
Market Information
Market Cap i$18.89B$59.44B
Market Cap CategoryLarge capLarge cap
10 Day Avg. Volume i997,1901,043,697
90 Day Avg. Volume i1,059,2131,265,216
Last Close$375.32$356.94
52 Week Range$88.49 - $377.66$152.85 - $370.17
% from 52W High-0.62%-3.58%
All-Time High$377.66 (Jun 15, 2026)$370.17 (May 11, 2026)
% from All-Time High-0.62%-3.57%
Growth Metrics
Quarterly Revenue Growth0.11%0.23%
Quarterly Earnings Growth0.18%0.66%
Financial Health
Profit Margin (TTM) i0.08%0.17%
Operating Margin (TTM) i0.14%0.16%
Return on Equity (TTM) i0.12%0.17%
Debt to Equity (MRQ) i164.6944.67
Cash & Liquidity
Book Value per Share (MRQ)$40.46$36.18
Cash per Share (MRQ)$10.04$12.70
Operating Cash Flow (TTM) i$645.00M$1.47B
Levered Free Cash Flow (TTM) i$535.12M$1.08B
Dividends
Last 12-Month Dividend Yield i0.45%N/A
Last 12-Month Dividend i$1.13N/A

Valuation & Enterprise Metrics Analysis: MKS Instruments Inc. vs Keysight Technologies Inc.

MetricMKSI (Apr 24, 2026)KEYS (Apr 24, 2026)
Price Ratios
P/E Ratio (TTM) i62.5059.84
Forward P/E i22.5332.83
PEG Ratio i3.220.87
Price to Sales (TTM) i4.6910.25
Price to Book (MRQ) i6.779.38
Market Capitalization
Market Capitalization i$18.89B$59.44B
Enterprise Value i$22.21B$58.78B
Enterprise Value Metrics
Enterprise to Revenue i5.6510.36
Enterprise to EBITDA i24.7645.71
Risk & Other Metrics
Beta i1.901.15
Book Value per Share (MRQ) i$40.46$36.18

Financial Statements Comparison: MKS Instruments Inc. vs Keysight Technologies Inc.

Financial Metrics

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Revenue

Operating Margin

Profit Margin

Long Term Debt

Income Flow Analysis

Financial Statements Comparison

Income Statement

MetricMKSI (2025)KEYS (2025)
Revenue/Sales i3.93B5.38B
Cost of Goods Sold i2.09B2.04B
COGS % of Revenue i53.3%37.9%
Gross Profit i1.84B3.34B
Gross Margin i46.7%62.1%
Research & Development i299.00M1.01B
Operating Income (EBIT) i567.00M876.00M
Operating Margin i14.4%16.3%
EBITDA i924.00M1.45B
EBITDA Margin i23.5%27.1%
Pre-Tax Income i304.00M1.08B
Pre-Tax Income % of Revenue i7.7%20.1%
Income Tax i9.00M213.00M
Income Tax % of Revenue i0.2%4.0%
Net Income (Profit) i295.00M850.00M
Profit Margin i7.5%15.8%

Balance Sheet & Liquidity Metrics

MetricMKSI (2025)KEYS (2025)
Cash & Equivalents i675.00M1.87B
Total Current Assets i2.51B4.35B
Total Current Assets % of Revenue i63.9%80.9%
Total Current Liabilities i927.00M1.85B
Total Current Liabilities % of Revenue i23.6%34.4%
Long-Term Debt i4.40B2.73B
Long-Term Debt % of Revenue i111.8%50.7%
Total Shareholders Equity i2.72B5.88B
Retained Earnings i711.00M7.08B
Retained Earnings % of Revenue i18.1%131.6%
Property, Plant & Equipment i270.00M236.00M

Cash Flow Statement Comparison

MetricMKSI (2025)KEYS (2025)
Operating Cash Flow i495.00M1.42B
Operating Cash Flow % of Revenue i12.6%26.4%
Capital Expenditures i-145.00M-128.00M
Free Cash Flow i497.00M1.28B
FCF Margin i12.6%23.8%
Debt Repayment i-451.00M0
Common Stock Repurchase i-45.00M-377.00M

Short Interest & Institutional Ownership Analysis

MetricMKSIKEYS
Shares Short i3.74M1.85M
Short Ratio i3.261.17
Short % of Float i6.32%1.23%
Shares Outstanding i67.17M171.39M
Float Shares i66.80M170.46M
% Held by Insiders i0.56%0.59%
% Held by Institutions i106.59%93.99%
% Held by Public i-7.15%5.42%

Dividend Analysis & Yield Comparison: MKS Instruments Inc. vs Keysight Technologies Inc.

MetricMKSIKEYS
Last 12-Month Dividend i$1.13N/A
Last 12-Month Dividend Yield i0.45%N/A
3-Year Avg Annual Dividend i$0.96N/A
3-Year Avg Dividend Yield i0.20%N/A
3-Year Total Dividends i$2.89N/A
Ex-Dividend DateFeb 23, 2026N/A