Pacific Biosciences of California (PACB) vs Rapid Micro Biosystems (RPID)
Head-to-head comparison of performance, valuation, growth, profitability and dividends. Prices delayed 15 minutes; data as of Oct 8, 2026.
Summary
Pacific Biosciences of California (PACB) has outperformed Rapid Micro Biosystems (RPID) over the past year, gaining 94.3% versus a loss of 75.7%. Over five years, PACB leads with a -88.8% price change compared with -94.7% for RPID. Pacific Biosciences of California is the larger company by market cap ($845.5 million vs $45.0 million), about 18.8 times the size.
Summary generated from market data by MetaCap's automated system. Methodology
Relative performance
Percent change in share price from the first common trading day shown; excludes dividends.
Head-to-head
| Metric | PACB | RPID |
|---|---|---|
| Share price | $2.72 | $0.8977 |
| Market cap | $845.46M | $45.03M |
| 1-day change | +0.74% | -4.76% |
| YTD return | +45.45% | -69.04% |
| 1-year return | +94.29% | -75.67% |
| 5-year return | -88.85% | -94.66% |
| EPS (TTM) | $-0.43 | $-1.07 |
| Dividend yield | 0.00% | 0.00% |
| Annual dividend | $0.00 | $0.00 |
| 52-week high | $3.44 | $4.94 |
| 52-week low | $1.07 | $0.86 |
| Distance from 52-week high | -20.93% | -81.83% |
| Analyst consensus | buy | — |
| Avg. price target upside | -20.59% | — |
| Average volume | 9.85M | 272.65K |
| Shares outstanding | 310.83M | 45.66M |
| Employees | 485 | — |
| Sector | Industrials | Industrials |
| Industry | Biotechnology: Laboratory Analytical Instruments | Biotechnology: Laboratory Analytical Instruments |
Highlighted cells mark the higher value for growth, returns, margins and yield, and the lower value for P/E ratios. Highlighting is a mechanical comparison, not a recommendation.
Key differences
- Pacific Biosciences of California is about 18.8 times larger than Rapid Micro Biosystems by market value ($845.46M vs $45.03M).
- PACB has outperformed RPID by 170.0 percentage points over the past year.
About Pacific Biosciences of California
PACB stock →Pacific Biosciences of California, Inc. designs, develops, and manufactures sequencing solutions to resolve genetically complex problems.
Industrials · Biotechnology: Laboratory Analytical Instruments · 485 employees
PACB vs RPID FAQ
Which is bigger, Pacific Biosciences of California or Rapid Micro Biosystems?
Pacific Biosciences of California (PACB) is larger, with a market capitalization of $845.46M compared with $45.03M for Rapid Micro Biosystems (RPID).
Which stock has performed better over the past year, PACB or RPID?
PACB returned +94.29% over the past 12 months, compared with -75.67% for RPID (price return, excluding dividends). Past performance does not predict future results.
Are Pacific Biosciences of California and Rapid Micro Biosystems in the same industry?
Yes. Both are classified in the Biotechnology: Laboratory Analytical Instruments industry within the Industrials sector.