ALNY vs REGN
Alnylam Pharmaceuticals, Inc. and Regeneron Pharmaceuticals, both Healthcare
Regeneron Pharmaceuticals is the larger company at $64B against $37B. On trailing earnings REGN is the cheaper of the two at a P/E of 20.1 against 121.3, a gap that is only a bargain if the two are growing at similar rates. Over the past year REGN returned +48% against -45% for ALNY. Ryufin's sector-relative Smart Score puts REGN ahead, 9/10 against 8/10.
| Figure | ALNY | REGN |
|---|---|---|
| Last close | $239 | $815 |
| Market cap | $37B | $64B |
| Trailing P/Elower is cheaper for the same earnings, not automatically better | 121.3 | 20.1 |
| 1-year return | -45% | +48% |
| 5-year return | +34% | +43% |
| Ryufin Smart Scoresector-relative, 1–10 | 8/10 | 9/10 |
Figures from SEC filings and end-of-day closes. Highlighting marks the higher or lower number, which is not the same as the better investment, a low P/E can be a warning and a high one can be deserved.
Alnylam Pharmaceuticals, Inc.
Revenue of $2.5B in H1 2026, net income $370M. Its largest reported line is Amvuttra, 63% of the disclosed total.
Regeneron Pharmaceuticals
Revenue of $4.3B in Q2 2026, net income $1.3B. Its largest reported line is Share Of Profit Losses, 50% of the disclosed total.
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