BLFS
Price
$21.65
Change
+$0.11 (+0.51%)
Updated
Jul 1, 04:59 PM (EDT)
Capitalization
810.87M
37 days until earnings call
CSTL
Price
$20.43
Change
+$0.01 (+0.05%)
Updated
Jul 1, 02:28 PM (EDT)
Capitalization
608.02M
41 days until earnings call
Interact to see
Advertisement

BLFS vs CSTL

Header iconBLFS vs CSTL Comparison
Open Charts BLFS vs CSTLBanner chart's image
BioLife Solutions
Price$21.65
Change+$0.11 (+0.51%)
Volume$17.34K
Capitalization810.87M
Castle Biosciences
Price$20.43
Change+$0.01 (+0.05%)
Volume$100
Capitalization608.02M
BLFS vs CSTL Comparison Chart in %
Loading...
BLFS
Daily Signalchanged days ago
Gain/Loss if bought
Show more...
CSTL
Daily Signalchanged days ago
Gain/Loss if bought
Show more...
View a ticker or compare two or three
VS
BLFS vs. CSTL commentary
Jul 01, 2025

To compare these two companies we present long-term analysis, their fundamental ratings and make comparative short-term technical analysis which are presented below. The conclusion is BLFS is a Hold and CSTL is a StrongBuy.

Interact to see
Advertisement
COMPARISON
Comparison
Jul 01, 2025
Stock price -- (BLFS: $21.54 vs. CSTL: $20.42)
Brand notoriety: BLFS and CSTL are both not notable
Both companies represent the Medical Specialties industry
Current volume relative to the 65-day Moving Average: BLFS: 156% vs. CSTL: 108%
Market capitalization -- BLFS: $810.87M vs. CSTL: $608.02M
BLFS [@Medical Specialties] is valued at $810.87M. CSTL’s [@Medical Specialties] market capitalization is $608.02M. The market cap for tickers in the [@Medical Specialties] industry ranges from $3.82T to $0. The average market capitalization across the [@Medical Specialties] industry is $8.56B.

Long-Term Analysis

It is best to consider a long-term outlook for a ticker by using Fundamental Analysis (FA) ratings. The rating of 1 to 100, where 1 is best and 100 is worst, is divided into thirds. The first third (a green rating of 1-33) indicates that the ticker is undervalued; the second third (a grey number between 34 and 66) means that the ticker is valued fairly; and the last third (red number of 67 to 100) reflects that the ticker is undervalued. We use an FA Score to show how many ratings show the ticker to be undervalued (green) or overvalued (red).

BLFS’s FA Score shows that 1 FA rating(s) are green whileCSTL’s FA Score has 0 green FA rating(s).

  • BLFS’s FA Score: 1 green, 4 red.
  • CSTL’s FA Score: 0 green, 5 red.
According to our system of comparison, BLFS is a better buy in the long-term than CSTL.

Short-Term Analysis

It is best to consider a short-term outlook for a ticker by using Technical Analysis (TA) indicators. We use Odds of Success as the percentage of outcomes which confirm successful trade signals in the past.

If the Odds of Success (the likelihood of the continuation of a trend) for each indicator are greater than 50%, then the generated signal is confirmed. A green percentage from 90% to 51% indicates that the ticker is in a bullish trend. A red percentage from 90% - 51% indicates that the ticker is in a bearish trend. All grey percentages are below 50% and are considered not to confirm the trend signal.

BLFS’s TA Score shows that 2 TA indicator(s) are bullish while CSTL’s TA Score has 6 bullish TA indicator(s).

  • BLFS’s TA Score: 2 bullish, 7 bearish.
  • CSTL’s TA Score: 6 bullish, 3 bearish.
According to our system of comparison, CSTL is a better buy in the short-term than BLFS.

Price Growth

BLFS (@Medical Specialties) experienced а +0.84% price change this week, while CSTL (@Medical Specialties) price change was +8.33% for the same time period.

The average weekly price growth across all stocks in the @Medical Specialties industry was +7.08%. For the same industry, the average monthly price growth was +2.38%, and the average quarterly price growth was +1.09%.

Reported Earning Dates

BLFS is expected to report earnings on Aug 07, 2025.

CSTL is expected to report earnings on Aug 11, 2025.

Industries' Descriptions

@Medical Specialties (+7.08% weekly)

Medical specialties are companies that make equipment used by the health care industry. Equipment manufactured and distributed by these companies include dialysis machines, blood analysis equipment, surgical equipment, dental instruments, and diagnostic tools, among other items. Large companies typically aim to produce and distribute high-quality products across a broad market spectrum. Smaller firms are more likely to specialize in a particular market segment. Due to the industry’s close association with medical treatments, they typically have low sensitivity to macroeconomic fluctuations. Within this industry, Abbott Laboratories, Medtronic Plc and Thermo Fisher Scientific Inc. are some of the companies with multi-billion market capitalizations in the U.S. stock markets.

SUMMARIES
Loading...
FUNDAMENTALS
Fundamentals
BLFS($811M) has a higher market cap than CSTL($608M). BLFS YTD gains are higher at: -17.026 vs. CSTL (-23.377). CSTL (-45.02M) and BLFS (-45.24M) have comparable annual earnings (EBITDA) . CSTL has more cash in the bank: 243M vs. BLFS (51.7M). CSTL has less debt than BLFS: CSTL (15.3M) vs BLFS (42.7M). CSTL has higher revenues than BLFS: CSTL (220M) vs BLFS (143M).
BLFSCSTLBLFS / CSTL
Capitalization811M608M133%
EBITDA-45.24M-45.02M100%
Gain YTD-17.026-23.37773%
P/E Ratio238.10N/A-
Revenue143M220M65%
Total Cash51.7M243M21%
Total Debt42.7M15.3M279%
FUNDAMENTALS RATINGS
BLFS vs CSTL: Fundamental Ratings
BLFS
CSTL
OUTLOOK RATING
1..100
927
VALUATION
overvalued / fair valued / undervalued
1..100
95
Overvalued
67
Overvalued
PROFIT vs RISK RATING
1..100
87100
SMR RATING
1..100
9090
PRICE GROWTH RATING
1..100
6349
P/E GROWTH RATING
1..100
15100
SEASONALITY SCORE
1..100
50n/a

Tickeron ratings are formulated such that a rating of 1 designates the most successful stocks in a given industry, while a rating of 100 points to the least successful stocks for that industry.

CSTL's Valuation (67) in the null industry is in the same range as BLFS (95) in the Medical Specialties industry. This means that CSTL’s stock grew similarly to BLFS’s over the last 12 months.

BLFS's Profit vs Risk Rating (87) in the Medical Specialties industry is in the same range as CSTL (100) in the null industry. This means that BLFS’s stock grew similarly to CSTL’s over the last 12 months.

BLFS's SMR Rating (90) in the Medical Specialties industry is in the same range as CSTL (90) in the null industry. This means that BLFS’s stock grew similarly to CSTL’s over the last 12 months.

CSTL's Price Growth Rating (49) in the null industry is in the same range as BLFS (63) in the Medical Specialties industry. This means that CSTL’s stock grew similarly to BLFS’s over the last 12 months.

BLFS's P/E Growth Rating (15) in the Medical Specialties industry is significantly better than the same rating for CSTL (100) in the null industry. This means that BLFS’s stock grew significantly faster than CSTL’s over the last 12 months.

TECHNICAL ANALYSIS
Technical Analysis
BLFSCSTL
RSI
ODDS (%)
N/A
Bearish Trend 2 days ago
82%
Stochastic
ODDS (%)
Bullish Trend 2 days ago
82%
Bearish Trend 2 days ago
82%
Momentum
ODDS (%)
Bearish Trend 2 days ago
87%
Bullish Trend 2 days ago
80%
MACD
ODDS (%)
Bearish Trend 2 days ago
90%
Bullish Trend 2 days ago
72%
TrendWeek
ODDS (%)
Bullish Trend 2 days ago
80%
Bullish Trend 2 days ago
81%
TrendMonth
ODDS (%)
Bearish Trend 2 days ago
86%
Bullish Trend 2 days ago
77%
Advances
ODDS (%)
Bullish Trend 2 days ago
78%
Bullish Trend 2 days ago
79%
Declines
ODDS (%)
Bearish Trend 12 days ago
85%
N/A
BollingerBands
ODDS (%)
Bearish Trend 2 days ago
76%
Bearish Trend 2 days ago
80%
Aroon
ODDS (%)
Bearish Trend 2 days ago
79%
Bullish Trend 2 days ago
86%
View a ticker or compare two or three
Interact to see
Advertisement
BLFS
Daily Signalchanged days ago
Gain/Loss if bought
Show more...
CSTL
Daily Signalchanged days ago
Gain/Loss if bought
Show more...
Interesting Tickers
1D
1W
1M
1Q
6M
1Y
5Y
1 Day
MFs / NAMEPrice $Chg $Chg %
PCIEX19.35N/A
N/A
PACE International Equity P
HAIAX54.99N/A
N/A
Hartford Core Equity A
TWQCX15.28N/A
N/A
Transamerica Large Cap Value C
TLOTX9.49N/A
N/A
Transamerica Large Value Opps I3
BAILX12.27N/A
N/A
Brown Advisory Sustainable Intl Ldrs Ins

CSTL and

Correlation & Price change

A.I.dvisor indicates that over the last year, CSTL has been loosely correlated with VCYT. These tickers have moved in lockstep 39% of the time. This A.I.-generated data suggests there is some statistical probability that if CSTL jumps, then VCYT could also see price increases.

1D
1W
1M
1Q
6M
1Y
5Y
Ticker /
NAME
Correlation
To CSTL
1D Price
Change %
CSTL100%
+0.34%
VCYT - CSTL
39%
Loosely correlated
-1.28%
TCMD - CSTL
37%
Loosely correlated
-1.74%
RDNT - CSTL
37%
Loosely correlated
-0.37%
GH - CSTL
36%
Loosely correlated
+2.32%
TWST - CSTL
35%
Loosely correlated
+2.39%
More