Alnylam Pharmaceuticals falls 2.43% in Wednesday's session

Alnylam Pharmaceuticals shares last traded at $225.10, 2.43% below their previous close of $230.71 on 21 October 2026. The company's market value stood at $30.12bn during the session in the United States health care sector.

Prices of Alnylam Pharmaceuticals (ALNY), listed in United States, in the currency the stock trades in. The last traded price is the last price the shares changed hands at in the session of 21 October 2026, as reported after the market closed. It is not the exchange's official closing price, and the two can differ. The change compares it with the official close of the previous session, 20 October 2026. Market value is converted to US dollars at the ECB reference rate. We report a stock the day it ends a session 2% or more away from its previous close, where at least 100,000 shares traded in the previous session. Source: Eulerpool. How we compile these reports.