Alnylam Pharmaceuticals, Inc. company logo
Alnylam Pharmaceuticals, Inc. logo

Alnylam Pharmaceuticals, Inc. (ALNY) stock Price

Regular Market

$314.40$5.92+1.92%
| session closed

Extended Hours

$314.40$10.22+3.36%
| after-hours session open

Summary

Current Value
As of today, ALNY price is $314.40, up +1.92% in the most recent trading session on
Historical Performance
ALNY price is down -20.94% year-to-date, up +18.69% over the past 365 days
All-Time High Comparison
ALNY price is currently -36.56% below its historical high of $495.55 set on
3-Year Low Comparison
ALNY price is +121.44% above its 3-year low of $141.98 reached on
Target Comparison
ALNY price target is $490.00, +55.85% higher than its current market price
Upcoming Split
ALNY next stock split has not yet been announced

Price Chart

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Performance

ALNY Performance
MetricDateValue1D1M3MYTD1Y3Y5Y
Price$314.40+1.9%-15.0%-30.7%-20.9%+18.7%+41.4%+99.1%
S&P 5006,831.06-0.0%-1.9%+1.4%-0.2%+11.7%+65.1%+73.6%
NASDAQ22,536.96-0.3%-5.0%-1.5%-3.0%+13.0%+89.5%+59.9%
Dow Jones49,461.65+0.0%+0.6%+4.2%+2.9%+10.6%+44.4%+57.2%
XLV$157.67+1.1%+0.6%+3.2%+1.9%+7.7%+18.0%+34.4%
200-Day SMA$386.93+0.1%+2.9%+12.5%+4.3%+61.1%+103.1%+174.5%
50-Day SMA$382.41-0.8%-9.9%-16.7%-12.3%+50.0%+66.5%+159.5%
Market Cap$42B+1.9%-15.0%-30.7%-20.9%+21.1%+50.8%+124.8%
PE Ratio1,307.28+1.9%-15.0%-30.7%-20.9%
TTM Dividend Yield-

Price Highs

ALNY Price Highs Comparison
PeriodHighDateCurrent
1M$376.88-16.6%
3M$479.79-34.5%
6M$495.55-36.6%
1Y$495.55-36.6%
3Y$495.55-36.6%
5Y$495.55-36.6%
All$495.55-36.6%

Price Lows

ALNY Price Lows Comparison
PeriodLowDateCurrent
1M$298.00+5.5%
3M$298.00+5.5%
6M$298.00+5.5%
1Y$205.87+52.7%
3Y$141.98+121.4%
5Y$117.58+167.4%
All$3.65+8513.7%

Price History

DateValueChange
$314.40-20.9%
$397.65+69.0%
$235.31+22.9%
$191.41-19.5%
$237.65+40.1%
$169.58+30.5%
$129.97+12.9%
$115.17+58.0%
$72.91-42.6%
$127.05+239.3%
$37.44-60.2%
$94.14-2.9%
DateValueChange
$97.00+50.9%
$64.30+252.3%
$18.25+123.9%
$8.15-17.3%
$9.86-44.0%
$17.62-28.8%
$24.73-15.0%
$29.08+35.9%
$21.40+60.7%
$13.32+78.3%
$7.47-

FAQ

  • What is the current price of ALNY?

    As of today, ALNY price is $314.40

  • What is ALNY price today change?

    ALNY price is up +1.92% today

  • What is year-to-date change in ALNY price?

    ALNY price is down -20.94% year-to-date

  • What is 1-year change in ALNY price?

    ALNY price is up +18.69% year-over-year

  • What is 3-year change in ALNY price?

    ALNY price is up +41.41% over the past 3 years

  • How far is ALNY price from its all-time high?

    ALNY price is currently -36.56% below its historical high of $495.55 set on October 20, 2025

  • When was ALNY last stock split?

    ALNY never had stock splits

  • When is ALNY next stock split?

    ALNY next stock split has not yet been announced

  • What is the analyst average price target for ALNY?

    Analysts set an average price target of $314.40 for ALNY

Data Sources & References

  1. ALNY Official Website www.alnylam.com
  2. Most Recent Quarterly Report (10-Q) www.sec.gov/Archives/edgar/data/1178670/000119312525230201/0001193125-25-230201-index.htm
  3. Most Recent Annual Report (10-K) www.sec.gov/Archives/edgar/data/1178670/000117867025000026/0001178670-25-000026-index.htm
  4. ALNY Profile on Yahoo Finance finance.yahoo.com/quote/ALNY
  5. ALNY Profile on NASDAQ.com www.nasdaq.com/market-activity/stocks/alny