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STOCK COMPARISON

Keysight Technologies vs ST: Fair Value & Quality

Both stocks run through our valuation models. Here is how Keysight Technologies (KEYS) and ST (ST) compare, as of Sep 5, 2026.

As of Sep 5, 2026, Fair Value Calculator sees ST as the less overvalued of the two: Keysight Technologies trades at $323 versus a fair value of $107 (-67%), while ST trades at $42.02 versus $28.58 (-32%).
Keysight Technologies
KEYS · USD · Information Technology
-67%
upside to fair value
overvalued
Price$323
Fair Value$107
Quality71/100
ST
ST · USD · Industrials
-32%
upside to fair value
overvalued
Price$42.02
Fair Value$28.58
Quality63/100
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Head-to-head numbers

Green value = the better side for that row (for valuation multiples: lower = cheaper).

Keysight TechnologiesST
Valuation
50.8×P/E (TTM)136.5×
8.87×P/S (TTM)1.76×
9.19×P/B2.35×
38.2×EV/EBITDA11.6×
1.13×PEG0.27×
−66.8%Fair value upside−32.0%
0.1%Dividend yield1.1%
—Dividend per share$0.48
Profitability
19%Operating margin15%
0.97×EBIT margin trend (5Y)1.12×
18%Return on equity2%
6%Return on assets5%
Growth
32%Revenue growth (YoY)3%
-0.3%Avg. growth/yr (3Y)-3.1%
5.0%Avg. growth/yr (5Y)4.1%
+9.0%Value creation/yr−5.4%
Balance & size
9.9×Interest coverage (EBIT/interest)3.4×
0.43×Debt / equity1.02×
$54BMarket cap$7B
healthyGrowth qualityweak
Valuation multiples (P/E, P/S, P/B, EV/EBITDA) are shown but not scored here: the two companies sit in different sectors, and multiples only compare fairly between similar business models. PEG stays scored, as it relates the P/E to growth.

Keysight Technologies leads: 8 to 4 metric wins.

Dash = not meaningfully computable, for example with negative equity.

Quality in detail

The quality score, broken down into the same factor families as on the stock page, 0 to 100 per family.

Keysight Technologiesof which business quality 71 · market factors 64 STof which business quality 60 · market factors 55
ProfitabilityMargins and returns on capital today
52
23
Quality GrowthAre margins and returns improving?
47
46
CashflowEarnings quality: real cash, not paper profit
89
74
Fin. StrengthBalance sheet, leverage, solvency risk
76
45
InvestmentDisciplined investing over empire-building
59
97
Low VolatilityCalm price path (market factor)
42
43
MomentumPrice trend over the last 3–12 months (market factor)
66
58
52W MomentumDistance to the 52-week high (market factor)
88
62
Net IssuanceBuybacks instead of dilution
96
100

What the models say

How far the median fair value (base case) per model family sits from the current price, in percent. The amount in the currency of the trading venue is shown underneath.

above the price, more than 15% above close to the price, 85% to 115% of the price below the price, more than 15% below

Model familyKeysight TechnologiesPrice $323STPrice $42.02
DCF Models-64%below the price$117-25%below the price$31.38
Earnings-Based-89%below the price$36.69-91%below the price$3.59
Dividend Discount-98%below the price$5.75n/a
Multiples-70%below the price$96.97-59%below the price$17.43
Asset-Based-93%below the price$23.04-69%below the price$12.83
Growth DCF-68%below the price$104-21%below the price$33.03
Economic Profit-86%below the price$46.70-68%below the price$13.49
Growth Earnings-64%below the price$117-91%below the price$3.71
Minimum-98%below the price$5.75-91%below the price$3.59
Maximum-64%below the price$117-21%below the price$33.03
Median-78%below the price$71.84-68%below the price$13.49
Geometric mean-85%below the price$48.68-71%below the price$12.26

Minimum, maximum, median and geometric mean refer to the family values in this table. Geometric because deviations are ratios: half the price and twice the price average to 100%, not 125%.

Keysight Technologies: 26 of 26 models see the stock below the current price.

ST: 20 of 23 models see the stock below the current price.

Scenario ranges

From our cautious bear case to the optimistic bull case. The white tick is the current price: left of fair value means room to run.

Keysight Technologies
Bear $72.50Fair Value $107Bull $136
$323 = current price (white tick)
ST
Bear $15.94Fair Value $28.58Bull $43.45
$42.02 = current price (white tick)

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Ranked within their sector

Where each stock sits within its sector peer group. Band = middle 50% of peers, tick = median, dot = this stock.

Keysight Technologies · Information Technology

Quality score71 · Top 25%
Fair value upside-67% · bottom 25%

ST · Industrials

Quality score63 · Top 25%
Fair value upside-32% · below median

Bottom line

As of Sep 5, 2026, Fair Value Calculator sees ST as the less overvalued of the two: Keysight Technologies trades at $323 versus a fair value of $107 (-67%), while ST trades at $42.02 versus $28.58 (-32%).

Keysight Technologies has the higher quality score (71/100).

See the full analysis →
Keysight Technologies · ST

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A model-based valuation snapshot from 26 models. Values change with price and fundamentals; the date shown above applies.