ALNY - Alnylam Pharmaceuticals Inc

79.70 -1.87 (-2.293%)
Data delayed 15 minutes
Jul 27, 6:09 PM
After Hours 79.75 0.05 (0.063%)
Prev Close

Previous Close

A security's closing price on the preceding day of trading. Previous close can refer to the prior day's value of a stock, bond, commodity, futures or option contract, market index, or any other security.



The start of trading on a securities exchange. The open on a trading exchange signals the start of an official day for the exchange, and that buy and sell transactions can commence for the business day.

Day's Range

Day's Range

The difference between the low and high prices for a security or index over one day.

79.03 - 83.23
52 Wk Range

52 Week Range

The lowest and highest price at which a stock has traded in the previous 52 weeks.

31.38 - 86.92

Price-Earnings Ratio

The ratio for valuing a company that measures its current share price relative to its per-share earnings.



A measure of the volatility, or systematic risk, of a security or a portfolio in comparison to the market as a whole.



The number of shares or contracts traded in a security or an entire market during a given period of time.

Div & Yield

Dividend / Dividend Yield

A dividend is a distribution of a portion of a company's earnings, decided by the board of directors, to a class of its shareholders. Dividends can be issued as cash payments, as shares of stock, or other property. A dividend yield indicates how much a company pays out in dividends each year relative to its share price.

Market Cap

Market Capitalization

The total dollar market value of all of a company's outstanding shares. Market capitalization is calculated by multiplying a company's shares outstanding by the current market price of one share.


Earnings Per Share

The portion of a company's profit allocated to each outstanding share of common stock. Earnings per share serves as an indicator of a company's profitability.

From: To:
Prev Close 81.57
Open 82.39
Day's Range 79.03  -  83.23
52 Wk Range 31.38  -  86.92
P/E -
Beta 1.791
Volume 1,012,172.00
Div & Yield -
Market Cap 6.86B
EPS -4.83

Partner Headlines


Income Statement


Balance Sheet


Cash Flow



Description not available




Strike Contract Name Last ChgBidAsk VolOpen Int
In The Money



Strike Contract Name Last ChgBidAsk VolOpen Int
In The Money




Last Chg. BidAsk Vol. StrikeLastChg. Bid AskVol.
In The Money

Historical Data

Date Open High Low Adj. Close Volume
Jul 27, 2017 82.39 83.23 79.03 79.70 1,011,409
Jul 26, 2017 80.84 81.80 80.49 81.57 479,318
Jul 25, 2017 83.09 83.46 80.38 81.01 718,703
Jul 24, 2017 82.04 83.73 80.67 83.54 723,740
Jul 21, 2017 81.59 82.29 79.97 82.02 878,673
Jul 20, 2017 78.50 80.61 77.81 80.51 733,744