Geron Corporation (GERN) vs Pacific Biosciences of California, Inc. (PACB)
A side-by-side comparison of Geron Corporation and Pacific Biosciences of California, Inc. across valuation, profitability, dividends, and growth — built entirely from reported fundamentals, as of October 6, 2026. Differences are shown without an overall score or investment verdict.
GERN
Geron Corporation
$1.23HealthcareDelayed quote: Oct 6, 2026, 2:40 PM EDT
PACB
Pacific Biosciences of California, Inc.
$2.72HealthcareDelayed quote: Oct 6, 2026, 2:40 PM EDT
Total return — GERN vs PACB
growth of $100 · dividends reinvested · last 10yGERN -46.7% (-6.1%/yr)PACB -68.1% (-10.8%/yr)GERN compounded faster over this window
GERN PACB
GERN vs PACB: by the numbers
- •PACB is the larger company ($843M vs $786M market cap).
- •Both run net losses; GERN's is the smaller (-34.17% vs -82.49% net margin).
- •GERN grew revenue faster over the past five years (247.85% vs 8.52% CAGR).
Metrics side by side
Valuation
| Metric | GERN | PACB |
|---|---|---|
| P/S ratio | 3.84 | 5.29 |
| P/B ratio | 3.59 | N/A |
Profitability
| Metric | GERN | PACB |
|---|---|---|
| Gross margin | 97.42% | 35.97% |
| Operating margin | -29.28% | -348.46% |
| Net margin | -34.17% | -82.49% |
| ROE | -31.97% | N/A |
| ROIC | -8.34% | -23.80% |
Growth (annualized)
| Metric | GERN | PACB |
|---|---|---|
| Revenue CAGR (5Y) | 247.85% | 8.52% |
| Total return CAGR (5Y) | -1.87% | -35.20% |
Frequently asked
- Which has grown faster, GERN or PACB?
- Over the past five years, GERN grew revenue faster — GERN at a 247.85% CAGR versus PACB at 8.52%.
- How have GERN and PACB total returns compared?
- Over the past 10 years, GERN delivered -6.18% and PACB delivered -10.80% annualized total return. Past performance doesn't predict future results.
Go deeper
Dig into the metrics
Geron ROEPacific Biosciences of California ROEGeron operating marginPacific Biosciences of California operating marginGeron revenue growthPacific Biosciences of California revenue growthGeron free cash flowPacific Biosciences of California free cash flow
Geron & Pacific Biosciences of California appear in these rankings
Figures are sourced from reported fundamentals and the latest end-of-day price. This comparison is informational only and is not investment advice. Past performance does not predict future results. See our methodology. Compiled by TGMCharts Research · data verified October 6, 2026.