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STOCK COMPARISON

BioLife Solutions vs Intuitive Surgical: Fair Value & Quality

Both stocks run through our valuation models. Here is how BioLife Solutions (BLFS) and Intuitive Surgical (ISRG) compare, as of Sep 14, 2026.

As of Sep 14, 2026, Fair Value Calculator sees Intuitive Surgical as the less overvalued of the two: BioLife Solutions trades at $34.95 versus a fair value of $3.75 (-89%), while Intuitive Surgical trades at $369 versus $350 (-5%).
BioLife Solutions
BLFS · USD · Health Care
-89%
upside to fair value
overvalued
Price$34.95
Fair Value$3.75
Quality50/100
Intuitive Surgical
ISRG · USD · Health Care
-5%
upside to fair value
fairly valued
Price$369
Fair Value$350
Quality73/100
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Head-to-head numbers

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

BioLife SolutionsIntuitive Surgical
Valuation
P/E (TTM)48.3×
12.29×P/S (TTM)13.35×
3.36×P/B7.92×
EV/EBITDA35.5×
65.38×PEG2.13×
−89.3%Fair value upside−5.2%
Profitability
0%Operating margin31%
EBIT margin trend (5Y)1.22×
-3%Return on equity17%
-0%Return on assets10%
Growth
25%Revenue growth (YoY)23%
8.1%Avg. growth/yr (3Y)17.4%
14.9%Avg. growth/yr (5Y)18.2%
Value creation/yr+21.8%
Balance & size
Interest coverage (EBIT/interest)99.2×
0.01×Debt / equity
$1BMarket cap$141B
mixedGrowth qualityhealthy

Intuitive Surgical leads: 2 to 7 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.

BioLife Solutionsof which business quality 52 · market factors 65 Intuitive Surgicalof which business quality 71 · market factors 23
ProfitabilityMargins and returns on capital today
10
66
Quality GrowthAre margins and returns improving?
64
66
CashflowEarnings quality: real cash, not paper profit
52
79
Fin. StrengthBalance sheet, leverage, solvency risk
82
82
InvestmentDisciplined investing over empire-building
84
37
Low VolatilityCalm price path (market factor)
18
39
MomentumPrice trend over the last 3–12 months (market factor)
86
23
52W MomentumDistance to the 52-week high (market factor)
84
7
Net IssuanceShare count: buybacks or dilution?
30
80

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 familyBioLife SolutionsPrice $34.95Intuitive SurgicalPrice $369
DCF Models-87%below the price$4.65-41%below the price$219
Earnings-Basedn/a-57%below the price$160
Dividend Discountn/a-100%below the price$0.40
Multiples-93%below the price$2.51-61%below the price$144
Asset-Based-85%below the price$5.10-91%below the price$33.72
Growth DCF-85%below the price$5.31-50%below the price$185
Economic Profitn/a-72%below the price$105
Growth Earningsn/a-39%below the price$224
Minimum-93%below the price$2.51-100%below the price$0.40
Maximum-85%below the price$5.31-39%below the price$224
Median-86%below the price$4.88-59%below the price$152
Geometric mean-88%below the price$4.21-83%below the price$64.30

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%.

BioLife Solutions: 10 of 10 models see the stock below the current price.

Intuitive Surgical: 25 of 26 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.

BioLife Solutions
Price $34.95
Fair Value $3.75
Bear $2.74Bull $5.82
Intuitive Surgical
Price $369
Fair Value $350
Bear $216Bull $583

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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.

BioLife Solutions · Health Care

Quality score50 · below median
Fair value upside-89% · bottom 25%

Intuitive Surgical · Health Care

Quality score73 · Top 25%
Fair value upside-5% · above median

Bottom line

As of Sep 14, 2026, Fair Value Calculator sees Intuitive Surgical as the less overvalued of the two: BioLife Solutions trades at $34.95 versus a fair value of $3.75 (-89%), while Intuitive Surgical trades at $369 versus $350 (-5%).

Intuitive Surgical has the higher quality score (73/100).

See the full analysis →

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