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NBBK vs CSTL Comparison

Compare NBBK & CSTL Stocks: Price Trends, ML Decisions, Charts, Trends, Technical Analysis and more.

Logo NB Bancorp Inc.

NBBK

NB Bancorp Inc.

HOLD

Current Price

$21.40

Market Cap

718.5M

Sector

N/A

ML Signal

HOLD

Logo Castle Biosciences Inc.

CSTL

Castle Biosciences Inc.

HOLD

Current Price

$40.82

Market Cap

661.7M

Sector

Health Care

ML Signal

HOLD

Company Overview

Basic Information
Metric
NBBK
CSTL
Founded
1892
2007
Country
United States
United States
Employees
N/A
N/A
Industry
Medical Specialities
Sector
Health Care
Exchange
Nasdaq
Nasdaq
Market Cap
718.5M
661.7M
IPO Year
N/A
2019

Fundamental Metrics

Financial Performance
Metric
NBBK
CSTL
Price
$21.40
$40.82
Analyst Decision
Buy
Strong Buy
Analyst Count
1
6
Target Price
$23.00
$40.67
AVG Volume (30 Days)
256.4K
435.5K
Earning Date
01-21-2026
11-03-2025
Dividend Yield
1.32%
N/A
EPS Growth
420.99
N/A
EPS
1.54
N/A
Revenue
$189,481,000.00
$343,530,000.00
Revenue This Year
$43.56
$1.69
Revenue Next Year
$23.60
N/A
P/E Ratio
$13.72
N/A
Revenue Growth
30.69
10.15
52 Week Low
$15.09
$14.59
52 Week High
$21.58
$40.61

Technical Indicators

Market Signals
Indicator
NBBK
CSTL
Relative Strength Index (RSI) 70.82 72.03
Support Level $20.72 $37.76
Resistance Level $21.58 $40.23
Average True Range (ATR) 0.41 1.22
MACD 0.02 -0.32
Stochastic Oscillator 87.26 85.55

Price Performance

Historical Comparison
NBBK
CSTL

About NBBK NB Bancorp Inc.

NB Bancorp Inc operates as the holding company of Needham Bank. Its business consists of taking deposits from the general public and investing those deposits, together with funds generated from operations, in commercial real estate and multifamily loans, one- to four-family residential real estate loans, construction and land development loans, commercial and industrial loans, and consumer loans.

About CSTL Castle Biosciences Inc.

Castle Biosciences Inc is a molecular diagnostics company. The group provides test solutions for the diagnosis and treatment of dermatologic cancers, Barrett's esophagus (BE), and uveal melanoma. The product portfolio of the company includes DecisionDx-Melanoma, a risk stratification gene expression profile (GEP) test; DecisionDx-SCC, a risk stratification test for cutaneous squamous cell carcinoma; MyPath Melanoma, a diagnostic GEP test for use in patients with difficult-to-diagnose melanocytic lesions; and TissueCypher, a test to predict future development of progression of high-grade dysplasia and/or esophageal cancer. It also provides DecisionDx-UM, a risk stratification GEP test. The company also offers its products to the skin cancer and gastroenterology markets.

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