Alector, Inc. (ALEC) Stock Chart
ALEC price chart
Daily prices adjusted for splits and dividends. 1D and 5D show delayed intraday prices. Markers: E earnings, D dividend, S split.
Technical snapshot
Key levels & statistics
ALEC performance vs the market
Total return, dividends reinvestedALEC monthly returns
ALEC historical prices
ALEC dividends & splits
About the ALEC chart
Alector (ALEC) closed at $1.84 on October 16, 2026, up 17.9% so far this year. The stock is trading 8.8% below its 200-day moving average of $2.02, which technical analysts usually read as a long-term downtrend. Over the past year ALEC returned −42.9% including dividends, behind the S&P 500 (+16.8%).
This page charts the full trading history of Alector, Inc. stock. Daily prices come from EODHD and are adjusted for stock splits and dividends, so returns over long periods are comparable. For the latest quote, company profile, earnings and news, see the ALEC stock overview.
ALEC chart FAQ
What is Alector's all-time high stock price?
The highest closing price for ALEC was $39.49 on July 7, 2021 (adjusted for stock splits). As of the October 16, 2026 close it traded 95.3% below that level.
What is the 52-week range of ALEC stock?
Over the 52 weeks to October 16, 2026, ALEC traded between an intraday low of $1.09 on December 3, 2025 and an intraday high of $3.33 on October 20, 2025.
Is ALEC above its 200-day moving average?
No. On October 16, 2026 ALEC closed at $1.84, 8.8% below its 200-day simple moving average of $2.02. The 50-day average was $2.09.
How has ALEC stock performed compared with the S&P 500?
Including reinvested dividends, ALEC returned −42.9% over the past year, compared with +16.8% for the S&P 500 (SPY). Over five years the figures were −92.1% and +83.0%.
Does Alector pay a dividend?
Alector has not paid a dividend in the past 12 months.
How do I read the ALEC chart?
Pick a time range above the chart and choose candlesticks, a line or an area chart. Moving averages, Bollinger Bands, volume, RSI and MACD can be switched on with the indicator buttons, and "Compare" plots ALEC against the S&P 500, its sector or a competitor as a percentage change. Chart prices are adjusted for splits and dividends.