Free Trial
→ The roadshow starts Monday. This stock isn't ready. (From Behind the Markets) (Ad)tc pixel Free ALEC Stock Alerts

Alector (ALEC) Stock Chart & Stock Price History

Alector logo
$1.64 -0.18 (-9.67%)
Closing price 06/5/2026 04:00 PM Eastern
Extended Trading
$1.72 +0.08 (+4.89%)
As of 06/5/2026 07:23 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Massive. Learn more.
Compare

Alector Stock Price Performance

The Alector (ALEC) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has increased 9.73%, with a year-to-date return of 4.81%. In the past month, the stock has decreased 36.38%, reflecting recent market activity.

As of the latest close, Alector traded at $1.64 with a market cap of $181.53 million and volume of 364,342 shares. Five years ago, the stock traded at $19.54, representing a 91.63% decrease over that period. At the time, it had a market cap of $1.56 billion and a volume of 415,632 shares.

Receive ALEC Stock News and Ratings via Email

Sign-up to receive the latest news and ratings for Alector and its competitors with MarketBeat's FREE daily newsletter.

Subscribe Now
SMS is currently available in Australia, Belgium, Canada, France, Germany, Ireland, Italy, New Zealand, the Netherlands, Singapore, South Africa, Spain, Switzerland, the United Kingdom, and the United States. By entering your phone number and clicking the sign-up button, you agree to receive periodic text messages from MarketBeat at the phone number you submitted, including texts that may be sent using an automatic telephone dialing system. Message and data rates may apply. Message frequency will vary. Messages will consist of stock alerts, news stories, and partner advertisements/offers. Consent is not a condition of the purchase of any goods or services. Text HELP for help/customer support. Unsubscribe at any time by replying "STOP" to any text message that you receive from MarketBeat or by visiting our mailing preferences page. Read our full terms of service and privacy policy.
5 Day
Performance
-21.01%
1 Month
Performance
-36.38%
3 Month
Performance
-18.25%
Year-To-Date
Performance
+4.81%
1 Year
Performance
+9.73%
5 Year
Performance
-91.63%

ALEC Stock Chart for Saturday, June, 6, 2026

ALEC Chart by TradingView

Alector Stock Price History

Export
DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization
06/05/2026$1.81$1.64
-9.67%		$1.84$1.63364,342 shs$181.53 million
06/04/2026$1.78$1.81
+1.97%		$1.92$1.79449,391 shs$200.96 million
06/03/2026$1.95$1.78
-8.97%		$1.94$1.711.69 million shs$197.08 million
06/02/2026$2.07$1.95
-5.80%		$2.07$1.921.56 million shs$229.82 million
06/01/2026$2.16$2.07
-4.17%		$2.16$2.07705,789 shs$229.83 million
05/29/2026$2.15$2.16
+0.47%		$2.25$2.05993,189 shs$239.83 million
05/28/2026$2.21$2.15
-2.71%		$2.24$2.101.30 million shs$238.71 million
05/27/2026$2.19$2.21
+0.91%		$2.28$2.17462,439 shs$245.37 million
05/26/2026$2.21$2.19
-0.90%		$2.32$2.12480,521 shs$243.16 million
05/25/2026$2.21$2.21$2.27$2.17328,072 shs$245.38 million
05/22/2026$2.21$2.21$2.27$2.17328,072 shs$245.38 million
05/21/2026$2.12$2.21
+4.25%		$2.24$2.01929,675 shs$245.38 million
05/20/2026$2.11$2.12
+0.47%		$2.23$2.11898,480 shs$235.38 million
05/19/2026$2.12$2.11
-0.47%		$2.16$2.02790,427 shs$234.27 million
05/18/2026$2.16$2.12
-1.85%		$2.18$2.05814,457 shs$235.38 million
05/15/2026$2.30$2.16
-6.09%		$2.29$2.141.10 million shs$239.83 million
05/14/2026$2.15$2.30
+6.98%		$2.37$2.20783,208 shs$255.36 million
05/13/2026$2.16$2.15
-0.46%		$2.21$2.09459,087 shs$238.71 million
05/12/2026$2.05$2.16
+5.37%		$2.21$2.03437,289 shs$239.83 million
05/11/2026$2.10$2.05
-2.38%		$2.20$2.01389,061 shs$227.60 million
05/08/2026$2.44$2.10
-13.93%		$2.33$2.09719,048 shs$270.90 million
05/07/2026$2.57$2.44
-5.06%		$2.56$2.41276,542 shs$270.91 million
05/06/2026$2.57$2.57$2.70$2.57470,643 shs$285.35 million
05/05/2026N/A$2.57$2.62$2.53361,175 shs$285.33 million
Related Companies

This page (NASDAQ:ALEC) was last updated on 6/6/2026 by MarketBeat.com Staff.
From Our Partners
Trump's gold order: the announcement they won't put on the front page
On August 15, 1971, Nixon interrupted prime-time television and ended the gold standard in 15 minutes - no deb...
Reagan Gold Group | Sponsoredtc pixel
BUY THIS: Claim a backdoor stake in SpaceX before June 12
SpaceX isn't public yet, but one trade available in a standard brokerage account could give you pre-IPO exposu...
Chaikin Analytics | Sponsoredtc pixel
PH: Do THESE 4 things to your bank account now …
In a few short months, the US government could gain unprecedented powers over personal bank accounts - includi...
Weiss Ratings | Sponsoredtc pixel
Stranded On The Flood Plains of History
The petrodollar arrangement that Kissinger brokered in 1974 officially expired in June 2024. China has slashed...
Porter & Company | Sponsoredtc pixel
How to get into the SpaceX IPO before June 12
Former tech executive and angel investor Jeff Brown - who identified Bitcoin, Tesla, and Nvidia before their h...
Brownstone Research | Sponsoredtc pixel
Trump Takes Emergency Action - Plus Elon Musk's New Venture
Elon Musk has quietly launched a new venture - one that has nothing to do with rockets, EVs, or Neuralink. Tru...
Altimetry | Sponsoredtc pixel
Goldman Sachs just told you what to buy (most people missed it)
Goldman Sachs just revealed that 40% of AI data centers will be crippled by electricity shortages by 2027 - no...
Behind the Markets | Sponsoredtc pixel
Your book attached
Bill Poulos is giving away his 'Safe Trade Options Formula' book for free - but only for a limited time throug...
Profits Run | Sponsoredtc pixel