UPLD vs CSTL

Head-to-Head Stock Analysis & Investment Rating

Last Updated: Oct 12, 2026

UPLD

37.9
AI Score
VS
CSTL Wins

CSTL

43.3
AI Score

Investment Advisor Scores

UPLD

38score
Recommendation
AVOID NEW MONEY

CSTL

43score
Recommendation
HOLD

AI Analyst Insights

Detailed Metrics Comparison

Metric UPLD CSTL Winner
Forward P/E 2.5536 0 Tie
PEG Ratio 1.2456 0 Tie
Revenue Growth -7.9% 20.1% CSTL
Earnings Growth 0.0% -51.6% UPLD
Tradestie Score 37.9/100 43.3/100 CSTL
Profit Margin -18.5% -5.4% CSTL
Beta 1.00 1.00 Tie
AI Recommendation AVOID NEW MONEY HOLD CSTL

Relative Price Performance (Last 90 Days)

UPLD 1M: -11.4% · 3M: -31.6% CSTL 1M: -13.1% · 3M: +33.8%

Current Technical Phase

UPLD

Neutral
Hold

Mixed signals - no dominant trend phase, RSI 46

RSI (14): 46.5 · Price: $3.37

CSTL

Neutral
Hold

Mixed signals - no dominant trend phase, RSI 41

RSI (14): 41.5 · Price: $31.96

Fundamentals Snapshot

Metric UPLD CSTL
Market Cap — —
Forward P/E 0.5 -35.0
Trailing P/E — —
Revenue (TTM) — —
Revenue Growth -0.1% 0.2%
Gross Margin 0.8% 0.8%
Operating Margin 0.1% 0.0%
EPS -14.42 -0.66
Dividend Yield — —

Frequently Asked Questions

Based on our detailed analysis, CSTL is currently the stronger investment candidate based on our comprehensive scoring model.

We analyze revenue and earnings growth rates in the "Growth" section above. Generally, the company with higher year-over-year revenue and EPS growth is fostering better expansion. Check the table above for the specific growth percentages.

Valuation is determined by metrics like the P/E Ratio and PEG Ratio. A lower P/E typically suggests a stock is cheaper relative to its earnings. Refer to the "Valuation" section in our comparison table to see which stock currently trades at a more attractive multiple.