IONS vs KRRO
IONS: Pioneer in RNA-targeted antisense medicines with seven commercialized products and expanding late-stage pipeline across rare neurological and cardiometabolic diseases, now executing independent U.S. launches while generating royalty revenue from major pharma partnerships. KRRO: Korro Bio is a clinical-stage biotechnology company developing genetic medicines via a proprietary oligonucleotide platform, currently focused on treating alpha-1 antitrypsin deficiency.
Side-by-side fundamentals
| Metric | IONS | KRRO | Edge |
|---|---|---|---|
| Price as of 2026-07-22 close | $54.01 | $11.70 | |
| Market cap as of 2026-07-23 | $8.8B | $168M | |
| PEG as of 2026-07-23 | n/a | -0.04 | |
| Net margin as of 2026-07-23 | -30.9% | -1834.5% | IONS higher |
| Gross margin as of 2026-07-23 | +98.3% | +44.7% | IONS higher |
| Operating margin as of 2026-07-23 | -33.3% | -1906.4% | IONS higher |
| ROE as of 2026-07-23 | -58.7% | -117.9% | IONS higher |
| ROA as of 2026-07-23 | -10.1% | -71.0% | IONS higher |
| Debt / equity as of 2026-07-23 | 4.76 | 0.00 | KRRO lower |
| Revenue growth (YoY) as of 2026-07-23 | +47.4% | -20.3% | IONS higher |
| Revenue CAGR (3y) SEC XBRL | +17.1% | n/a | |
| Beta as of 2026-07-23 | 0.38 | 3.05 | |
| 1-year return as of 2026-07-22 close | +28.5% | -10.3% | IONS higher |
Fundamentals: Finnhub, as of 2026-07-23. Filings: SEC EDGAR. Prices are delayed daily-close data.
Last updated 2026-07-22.
Informational only — NOT financial advice. All figures are delayed daily-close data from SEC EDGAR & Finnhub, shown with their as-of date; "Edge" cells are a pure numeric comparison, not a recommendation.