CSTL
Price
$20.35
Change
+$0.60 (+3.04%)
Updated
Jun 27 closing price
Capitalization
608.02M
44 days until earnings call
RDNT
Price
$57.12
Change
-$0.93 (-1.60%)
Updated
Jun 27 closing price
Capitalization
3.55B
45 days until earnings call
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CSTL vs RDNT

Header iconCSTL vs RDNT Comparison
Open Charts CSTL vs RDNTBanner chart's image
Castle Biosciences
Price$20.35
Change+$0.60 (+3.04%)
Volume$1.39M
Capitalization608.02M
RadNet
Price$57.12
Change-$0.93 (-1.60%)
Volume$1.05M
Capitalization3.55B
CSTL vs RDNT Comparison Chart in %
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CSTL
Daily Signalchanged days ago
Gain/Loss if bought
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RDNT
Daily Signalchanged days ago
Gain/Loss if bought
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CSTL vs. RDNT commentary
Jun 28, 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 CSTL is a StrongBuy and RDNT is a StrongBuy.

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COMPARISON
Comparison
Jun 28, 2025
Stock price -- (CSTL: $20.33 vs. RDNT: $57.14)
Brand notoriety: CSTL and RDNT are both not notable
Both companies represent the Medical Specialties industry
Current volume relative to the 65-day Moving Average: CSTL: 223% vs. RDNT: 140%
Market capitalization -- CSTL: $608.02M vs. RDNT: $3.55B
CSTL [@Medical Specialties] is valued at $608.02M. RDNT’s [@Medical Specialties] market capitalization is $3.55B. 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).

CSTL’s FA Score shows that 0 FA rating(s) are green whileRDNT’s FA Score has 1 green FA rating(s).

  • CSTL’s FA Score: 0 green, 5 red.
  • RDNT’s FA Score: 1 green, 4 red.
According to our system of comparison, RDNT 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.

CSTL’s TA Score shows that 6 TA indicator(s) are bullish while RDNT’s TA Score has 4 bullish TA indicator(s).

  • CSTL’s TA Score: 6 bullish, 3 bearish.
  • RDNT’s TA Score: 4 bullish, 4 bearish.
According to our system of comparison, CSTL is a better buy in the short-term than RDNT.

Price Growth

CSTL (@Medical Specialties) experienced а +9.78% price change this week, while RDNT (@Medical Specialties) price change was +3.46% for the same time period.

The average weekly price growth across all stocks in the @Medical Specialties industry was +1.08%. For the same industry, the average monthly price growth was +1.35%, and the average quarterly price growth was -0.23%.

Reported Earning Dates

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

RDNT is expected to report earnings on Aug 12, 2025.

Industries' Descriptions

@Medical Specialties (+1.08% 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
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FUNDAMENTALS
Fundamentals
RDNT($3.55B) has a higher market cap than CSTL($608M). RDNT YTD gains are higher at: -18.184 vs. CSTL (-23.711). RDNT has higher annual earnings (EBITDA): 293M vs. CSTL (-45.02M). RDNT has more cash in the bank: 343M vs. CSTL (243M). CSTL has less debt than RDNT: CSTL (15.3M) vs RDNT (1.49B). RDNT has higher revenues than CSTL: RDNT (1.62B) vs CSTL (220M).
CSTLRDNTCSTL / RDNT
Capitalization608M3.55B17%
EBITDA-45.02M293M-15%
Gain YTD-23.711-18.184130%
P/E RatioN/A962.00-
Revenue220M1.62B14%
Total Cash243M343M71%
Total Debt15.3M1.49B1%
FUNDAMENTALS RATINGS
CSTL vs RDNT: Fundamental Ratings
CSTL
RDNT
OUTLOOK RATING
1..100
2684
VALUATION
overvalued / fair valued / undervalued
1..100
67
Overvalued
96
Overvalued
PROFIT vs RISK RATING
1..100
10041
SMR RATING
1..100
9090
PRICE GROWTH RATING
1..100
5054
P/E GROWTH RATING
1..100
1002
SEASONALITY SCORE
1..100
5050

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 RDNT (96) in the Medical Or Nursing Services industry. This means that CSTL’s stock grew similarly to RDNT’s over the last 12 months.

RDNT's Profit vs Risk Rating (41) in the Medical Or Nursing Services industry is somewhat better than the same rating for CSTL (100) in the null industry. This means that RDNT’s stock grew somewhat faster than CSTL’s over the last 12 months.

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

CSTL's Price Growth Rating (50) in the null industry is in the same range as RDNT (54) in the Medical Or Nursing Services industry. This means that CSTL’s stock grew similarly to RDNT’s over the last 12 months.

RDNT's P/E Growth Rating (2) in the Medical Or Nursing Services industry is significantly better than the same rating for CSTL (100) in the null industry. This means that RDNT’s stock grew significantly faster than CSTL’s over the last 12 months.

TECHNICAL ANALYSIS
Technical Analysis
CSTLRDNT
RSI
ODDS (%)
Bearish Trend 2 days ago
85%
Bearish Trend 6 days ago
77%
Stochastic
ODDS (%)
Bearish Trend 2 days ago
82%
Bullish Trend 2 days ago
79%
Momentum
ODDS (%)
Bullish Trend 2 days ago
74%
Bullish Trend 2 days ago
84%
MACD
ODDS (%)
Bullish Trend 2 days ago
67%
Bearish Trend 3 days ago
76%
TrendWeek
ODDS (%)
Bullish Trend 2 days ago
81%
Bullish Trend 2 days ago
82%
TrendMonth
ODDS (%)
Bullish Trend 2 days ago
77%
Bullish Trend 2 days ago
80%
Advances
ODDS (%)
Bullish Trend 2 days ago
79%
Bullish Trend 3 days ago
77%
Declines
ODDS (%)
N/A
Bearish Trend 6 days ago
72%
BollingerBands
ODDS (%)
Bearish Trend 2 days ago
80%
N/A
Aroon
ODDS (%)
Bullish Trend 2 days ago
86%
Bearish Trend 2 days ago
79%
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CSTL
Daily Signalchanged days ago
Gain/Loss if bought
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RDNT
Daily Signalchanged days ago
Gain/Loss if bought
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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%
+2.94%
VCYT - CSTL
39%
Loosely correlated
+2.13%
RDNT - CSTL
37%
Loosely correlated
-1.57%
TCMD - CSTL
37%
Loosely correlated
+0.98%
BVS - CSTL
35%
Loosely correlated
+1.65%
GH - CSTL
35%
Loosely correlated
+1.60%
More

RDNT and

Correlation & Price change

A.I.dvisor indicates that over the last year, RDNT has been loosely correlated with ITGR. These tickers have moved in lockstep 50% of the time. This A.I.-generated data suggests there is some statistical probability that if RDNT jumps, then ITGR could also see price increases.

1D
1W
1M
1Q
6M
1Y
5Y
Ticker /
NAME
Correlation
To RDNT
1D Price
Change %
RDNT100%
-1.57%
ITGR - RDNT
50%
Loosely correlated
+0.57%
GKOS - RDNT
48%
Loosely correlated
+0.36%
NTRA - RDNT
46%
Loosely correlated
-0.12%
NNOX - RDNT
46%
Loosely correlated
-0.38%
TWST - RDNT
46%
Loosely correlated
-2.71%
More