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STOCK COMPARISON

Amphenol vs Vicor: Fair Value & Quality

Both stocks run through our valuation models. Here is how Amphenol (APH) and Vicor (VICR) compare, as of Sep 22, 2026.

As of Sep 22, 2026, Fair Value Calculator sees Amphenol as the more attractively valued of the two: Amphenol trades at $80.72 versus a fair value of $85.42 (+6%), while Vicor trades at $224 versus $44.26 (-80%).
Amphenol
APH · USD · Information Technology
+6%
upside to fair value
fairly valued
Price$80.72
Fair Value$85.42
Quality68/100
Vicor
VICR · USD · Industrials
-80%
upside to fair value
overvalued
Price$224
Fair Value$44.26
Quality74/100
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Head-to-head numbers

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

AmphenolVicor
Valuation
24.5×P/E (TTM)79.5×
7.18×P/S (TTM)25.38×
13.87×P/B15.22×
23.2×EV/EBITDA
1.29×PEG
+5.8%Fair value upside−80.2%
1.0%Dividend yield
$0.83Dividend per share
Profitability
27%Operating margin15%
1.35×EBIT margin trend (5Y)1.53×
37%Return on equity20%
13%Return on assets5%
Growth
58%Revenue growth (YoY)20%
22.3%Avg. growth/yr (3Y)0.7%
21.8%Avg. growth/yr (5Y)6.6%
+24.5%Value creation/yr+35.4%
Balance & size
16.2×Interest coverage (EBIT/interest)24.5×
1.09×Debt / equity
$186BMarket cap$11B
healthyGrowth qualityhealthy
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.

Amphenol leads: 5 to 3 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.

Amphenolof which business quality 67 · market factors 47 Vicorof which business quality 74 · market factors 47
ProfitabilityMargins and returns on capital today
67
66
Quality GrowthAre margins and returns improving?
70
71
CashflowEarnings quality: real cash, not paper profit
72
82
Fin. StrengthBalance sheet, leverage, solvency risk
78
84
InvestmentDisciplined investing over empire-building
29
46
Low VolatilityCalm price path (market factor)
37
0
MomentumPrice trend over the last 3–12 months (market factor)
61
61
52W MomentumDistance to the 52-week high (market factor)
35
77
Net IssuanceShare count: buybacks or dilution?
71
84

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 familyAmphenolPrice $80.72VicorPrice $224
DCF Models+19%above the price$96.16-80%below the price$44.86
Earnings-Based-41%below the price$47.38-93%below the price$15.39
Dividend Discount-86%below the price$11.48n/a
Multiples-2%close to the price$78.76-89%below the price$24.27
Asset-Based-91%below the price$7.30-95%below the price$10.61
Growth DCF0%close to the price$80.84-82%below the price$40.52
Economic Profit-44%below the price$45.51-91%below the price$20.27
Growth Earnings+4%close to the price$83.60-79%below the price$46.88
Minimum-91%below the price$7.30-95%below the price$10.61
Maximum+19%above the price$96.16-79%below the price$46.88
Median-22%below the price$63.07-89%below the price$24.27
Geometric mean-48%below the price$41.76-89%below the price$25.41

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%.

Amphenol: 14 of 26 models see the stock below the current price.

Vicor: 24 of 24 models see the stock below the current price.

Scenario ranges

From our cautious bear scenario to the optimistic bull scenario. The white tick is the current price (value above it), the green tick the fair value (value below it): if the price sits left of the fair value, there is room to rise.

Amphenol
Price $80.72
Fair Value $85.42
Bear $52.16Bull $127
Vicor
Price $224
Fair Value $44.26
Bear $36.94Bull $52.99

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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.

Amphenol · Information Technology

Quality score68 · Top 25%
Fair value upside+6% · above median

Vicor · Industrials

Quality score74 · Top 25%
Fair value upside-80% · bottom 25%

Bottom line

As of Sep 22, 2026, Fair Value Calculator sees Amphenol as the more attractively valued of the two: Amphenol trades at $80.72 versus a fair value of $85.42 (+6%), while Vicor trades at $224 versus $44.26 (-80%).

Vicor has the higher quality score (74/100).

See the full analysis →

More comparisons

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