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      • When To Retire
      • 401(k) Plans
      • 403(b) Plans
      • Roth IRA Plans
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      • HSA Plans
      Retired: What Now?
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      • Best & Worst States to Retire
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Top 10 Stocks
Arrow-Thin-Down
S&P 500
5,940.46
-0.4%
-23.14
Arrow-Thin-Down
DJI
42,677.24
-0.3%
-114.83
Arrow-Thin-Down
NASDAQ
$19,142.71
-0.4%
-$72.75
Arrow-Thin-Down
Bitcoin
107,263.00
+1.6%
+1,680.87
Arrow-Thin-Down
AAPL
$206.73
-1.0%
-$2.05
Arrow-Thin-Down
AMZN
$204.08
-1.0%
-$2.08
Arrow-Thin-Down
GOOG
$165.14
-1.6%
-$2.73
Arrow-Thin-Down
META
$636.43
-0.6%
-$4.00
Arrow-Thin-Down
MSFT
$457.90
-0.2%
-$0.97
Arrow-Thin-Down
NVDA
$134.22
-1.0%
-$1.34
Arrow-Thin-Down
TSLA
$343.52
+0.4%
+$1.43
Daily Stock Gainers Daily Stock Losers Most Active Stocks
Daily Stock Gainers Daily Stock Losers Most Active Stocks
Alector Stock Quote

Alector (NASDAQ: ALEC)

$1.37
Arrow-Thin-Down
(7.9%)
$0.10
Price as of May 20, 2025, 3:57 p.m. ET

Alector Return vs. S&P

1 Year 5 Year 5 Year Annualized Since IPO
ALEC -74.68% -95.67% -46.62% -92%
S&P +11.91% +101.47% +15.04% +120%

Alector Company Info

Alector, Inc. operates as a clinical-stage biopharmaceutical company, which engages in pioneering of immuno-neurology. It develops portfolio of innate immune system programs, designed to functionally repair genetic mutations and enable the rejuvenated immune cells to counteract emerging brain pathologies. Its treatment targets immune dysfunction as a root cause of multiple pathologies that are drivers of degenerative brain disorders. The company was founded by Asa Abeliovich, Errik B. Anderson, Tillman U. Gerngross, and Arnon Rosenthal in May 2013 and is headquartered in South San Francisco, CA.

News & Analysis

Featured Article

Why Alector Shares Are Diving Today

There has been a major shakeup in the C-suite.

Eric Volkman  |  Sep 8, 2021
Featured Article

Why Alector Zoomed 12% Higher Today

The company has yet another fine July trading day thanks to a Citigroup analyst.

Eric Volkman  |  Jul 6, 2021

Why Alector Blasted Higher Today

Eric Volkman  |  Jul 2, 2021

It's not every day that a small biotech announces a major collaboration deal with a deep-pocketed pharmaceutical giant.

Don't Miss What Sent These 2 Little-Known Nasdaq Newsmakers Soaring

Dan Caplinger  |  Jul 2, 2021

One of these companies is making big waves.

Why Alector Is Tumbling 28.7% Today

Todd Campbell  |  Jul 29, 2020

Investors appear nervous that COVID-19 precautions could create obstacles to trials evaluating its lead drug candidate.

What Company Will Eli Lilly Buy Next?

David Haen  |  Jan 23, 2020

Following the announced buyout of Dermira, Eli Lilly’s management said more acquisitions are in store for 2020.

Biotech’s Year-End To-Do List

David Haen  |  Dec 7, 2019

The remaining weeks of December are chock-full of clinical trial results and FDA approval decisions that savvy investors can take advantage of.

2 Biotech Stocks Fighting Alzheimer’s Disease to Own Now

David Haen  |  Nov 9, 2019

No new drugs have been approved for Alzheimer’s disease since 2003. However, new approaches may soon bring options for the 5.7 million Americans suffering from the disease.

Valuation


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