ONTO vs ACMR

Head-to-Head Stock Analysis & Investment Rating

Last Updated: Aug 02, 2026

ONTO

53.6
AI Score
VS
ONTO Wins

ACMR

53.4
AI Score

Investment Advisor Scores

ONTO

54score
Recommendation
HOLD

ACMR

53score
Recommendation
HOLD

AI Analyst Insights

Detailed Metrics Comparison

Metric ONTO ACMR Winner
Forward P/E 30.4878 40.4858 ONTO
PEG Ratio 1.0156 0 Tie
Revenue Growth 9.5% 34.2% ACMR
Earnings Growth -48.5% -18.7% ACMR
Tradestie Score 53.6/100 53.4/100 ONTO
Profit Margin 10.3% 9.5% ONTO
Beta 1.00 1.00 Tie
AI Recommendation HOLD HOLD Tie

Relative Price Performance (Last 90 Days)

ONTO 1M: -26.4% · 3M: -12.4% ACMR 1M: -33.0% · 3M: +51.8%

Current Technical Phase

ONTO

Markdown
Sell / avoid

Price below a falling SMA50 (slope -0.2%), weak momentum, RSI 44

RSI (14): 43.8 · Price: $258.58

ACMR

Neutral
Hold

Mixed signals - no dominant trend phase, RSI 44

RSI (14): 44.2 · Price: $78.47

Fundamentals Snapshot

Metric ONTO ACMR
Market Cap
Forward P/E 26.0 34.8
Trailing P/E 101.8 60.0
Revenue (TTM)
Revenue Growth 0.1% 0.3%
Gross Margin 0.5% 0.4%
Operating Margin 0.2% 0.2%
EPS 2.46 1.31
Dividend Yield

Frequently Asked Questions

Based on our detailed analysis, ONTO 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.