Alector Inc share price logo

Alector Inc

NASDAQ: ALEC

Small Cap

$2.21

as on

Alector Inc Stock Performance

as on May 25, 2026 at 2:16 pm IST

  • Day's Low

    Day's High

    $2.17
    $2.27
    downward going graph

    1.81%

    Downside

    2.71%

    Upside

    downward going graph

  • 52 Week's Low

    52 Week's High

    $1.09
    $3.40
    downward going graph

    50.68%

    Downside

    53.84%

    Upside

    downward going graph

Alector Inc share price movements today

Previous Close
$2.21
Open
$2.22
Volume
566.2K
Day's Low - High
$2.17 - $2.27
52 Week Low - High
$1.09 - $3.40

Alector Inc Historical Returns

1 Month Return
-8.3 %
3 Month Return
-7.53 %
1 Year Return
+ 78.23 %
3 Year Return
-70.01 %
5 Year Return
-87.46 %

Alector Inc Stock Fundamentals & Key Indicators

Check Alector Inc market cap, PE, PB, PEG ratios, dividend yield, and other key fundamental indicators.

Market Cap

$245.4M

EPS (TTM)

-0.8833

Dividend Yield

0.00%

Quarterly Earnings Growth YOY

-0.86%

PE Ratio (TTM)

0

PEG Ratio

0

EBITDA

-127.5M

Revenue (TTM)

18.4M

Profit Margin

0.00%

Return On Equity TTM

-238.85%

Alector Inc vs Peer Comparison

Compare market cap, revenue, PE, and other key metrics of Alector Inc with its industry peers.

Company
Analyst View
Market Cap
5 Years Return %PE RatioProfit Margin %Dividend Yield %
Alector Inc image
Alector Inc
BUY$245.4M-87.46%NA0.00%NA
Alnylam Pharmaceuticals Inc image
Alnylam Pharmaceuticals Inc
BUY$39.7B113.38%74.5512.55%NA
Vertex Pharmaceuticals Inc image
Vertex Pharmaceuticals Inc
BUY$110.3B108.14%25.7735.51%NA
Regeneron Pharmaceuticals Inc image
Regeneron Pharmaceuticals Inc
BUY$67.0B28.28%15.629.65%0.5599999999999999%

Stock Returns calculator for Alector Inc Stock including INR - Dollar returns

The Alector Inc stock calculator helps Indian investors calculate returns based on the historical performance of the stock. Just choose your investment amount and duration to get insights and invest more confidently. See stock returns as well as the effect of dollar appreciation over different durations.

*Dollar Impact: The bonus return you make when the US Dollar rises against the Rupee; calculated on the full amount you walk away with, not just what you invested in.

Investment Value

₹1,00,000

  • 1Y

  • 3Y

  • 5Y

  • 7Y

Alector Inc investment value today

Current value as on today

₹1,99,450

Returns

₹99,450

(+99.45%)

Returns from Alector Inc Stock

₹78,226 (+78.23%)

Dollar Impact

₹21,224 (+21.22%)

Analyst Recommendation on Alector Inc Stock

Based on 17 analysts

BUY

76.47%

Buy

17.65%

Hold

5.88%

Sell

Based on 17 analysts, 76.47% of analysts recommend a 'BUY' rating for Alector Inc. Average target price of $3.1

Alector Inc Share Price Target

Get share price movements and forecasts by analysts on Alector Inc.

What analysts predicted

28.71%UPSIDE

Target Price

$3.1

Current Price

$2.21

Analyzed by

17 Analysts

Target

$3.10

Alector Inc target price $3.1, a slight upside of 28.71% compared to current price of $2.21. According to 17 analysts rating.

Indian Investors' Interest in Alector Inc Stock

Search interest for Alector Inc Stock has increased by 75% in the last 30 days, reflecting an upward trend in search activity.

Time period: to

Change:75% versus previous 30 day period

Alector Inc Quarterly Profit & Loss

All numbers in Millions USD

Dec 2023
Mar 2024
Jun 2024
Sep 2024
Dec 2024
Mar 2025
Jun 2025
Sep 2025
Dec 2025
Mar 2026
Total Revenue
15
15
15
15
54
3
7
3
6
1
Gross Profit
12
13
12
15
7
3
7
3
6
-1
Operating Income
-47
-43
-45
-48
-7
-44
-34
-37
-39
-25
EBITDA
-45
-41
-43
-46
-5
-42
-30
-33
-37
-23
Interest Expense
5
-
-
-
-
-
-
-
-
-
Depreciation
2
2
2
2
2
1
3
2
2
2
Income Before Tax
-39
-36
-38
-42
-2
-40
-30
-34
-37
-22
Income Tax Expense
1
0
0
-
0
-
-
-
0
-
Net Income
-41
-36
-38
-42
-2
-40
-30
-34
-37
-22
Net Profit Margin
-272.77%
-227.01%
-256.42%
-275.19%
-3.82%
-1101.55%
-387.66%
-1063.40%
-597.51%
-2192.16%

Alector Inc Annual Profit & Loss

All numbers in Millions USD

Dec 2016
Dec 2017
Dec 2018
Dec 2019
Dec 2020
Dec 2021
Dec 2022
Dec 2023
Dec 2024
Dec 2025
Total Revenue
0
3
27
21
21
207
133
97
100
21
Gross Profit
-13
-26
27
21
21
207
133
88
100
11
Operating Income
-15
-32
-57
-114
-195
-37
-137
-151
-144
-145
EBITDA
-14
-31
-56
-108
-187
-29
-129
-142
-136
-133
Interest Expense
-
-
-
-
-
8
16
-
-
-
Depreciation
-
0
1
5
7
8
8
8
8
9
Income Before Tax
-15
-32
-52
-105
-190
-36
-130
-125
-118
-142
Income Tax Expense
-
-
5
-5
-7
-8
3
5
0
0
Net Income
-15
-32
-52
-99
-182
-28
-133
-130
-119
-142
Net Profit Margin
-3632.21%
-869.61%
-188.78%
-470.39%
-867.21%
-13.53%
-99.77%
-134.34%
-118.39%
-679.16%

Alector Inc Quarterly Cash Flow

All numbers in Millions USD

Mar 2024
Jun 2024
Sep 2024
Dec 2024
Mar 2025
Jun 2025
Sep 2025
Dec 2025
Mar 2026
Net Income
-36
-38
-42
-2
-40
-30
-34
-37
-22
Operating Cash Flow
-61
-62
-50
-55
-60
-49
-32
-41
-49
Investing Cash Flow
-11
37
40
41
65
55
49
25
60
Financing Cash Flow
71
0
-
9
-
0
14
5
0
Change in Cash
-2
-25
-10
-4
4
6
31
-10
11

Alector Inc Annual Cash Flow

All numbers in Millions USD

Dec 2017
Dec 2018
Dec 2019
Dec 2020
Dec 2021
Dec 2022
Dec 2023
Dec 2024
Dec 2025
Net Income
-32
-52
-105
-190
-36
-133
-130
-119
-142
Operating Cash Flow
-17
127
-99
-166
298
-20
-184
-229
-184
Investing Cash Flow
0
-224
-48
-105
-49
-159
101
107
196
Financing Cash Flow
0
131
172
232
30
4
2
81
20
Change in Cash
-18
34
24
-39
279
-174
-79
-41
32

Global Institutional Holdings in Alector Inc

Funds
Holdings
Foresite Capital Management IV, LLC
3.5%
FMR Inc
1.62%
5AM Venture Management, LLC
0.98%
Euclidean Capital LLC
1.18%
683 Capital Management LLC
2.88%
See all

Alector Inc News & Key Events

  • img

    Today's Timeline - 22 October

    Wed, 09:37 PM

    -

    Alector announces Phase 3 trial failure for latozinemab; shares drop 51.09% to $1.57.

Insights on Alector Inc

Insights help you understand the recent movement of the company's critical parameters, giving you an overall view of the company.

  • imgPOSITIVE IMPACT

    Best in 1 Year

    img

    In the last 1 year, ALEC has outperformed top 5 stocks with highest market-cap in its industry

  • imgPOSITIVE IMPACT

    Profit Spike

    img

    Netprofit is up for the last 2 quarters, -37.26M → -22.93M (in $), with an average increase of 62.5% per quarter

  • imgPOSITIVE IMPACT

    Price Rise

    img

    In the last 6 months, ALEC stock has moved up by 72.7%

  • imgNO EFFECT

    Against Peers

    img

    In the last 3 years, Alector, Inc. Common Stock has experienced a drawdown of -70.0%, however Alnylam Pharmaceuticals, Inc. Common Stock resisted the overall trend and outperformed by 58.1%

  • imgNEGATIVE IMPACT

    Revenue Fall

    img

    Revenue is down for the last 2 quarters, 6.23M → 1.04M (in $), with an average decrease of 83.2% per quarter

About Alector Inc

Alector, Inc., a clinical stage biotechnology company, develops therapies to counteract the progression of neurodegeneration in the United States. Its pipeline includes Nivisnebart, an investigational human recombinant monoclonal antibody for treating prevalent neurodegenerative diseases; AL137, an anti-amyloid beta antibody paired in preclinical development for the potential treatment of Alzheimer's disease; and AL050, a GCase enzyme replacement therapy in preclinical development for the potential treatment of Parkinson's disease and Lewy body dementia in patients having GBA1 gene mutations. The company also develops its preclinical and research pipeline comprising AL064, a tau siRNA for Alzheimer's disease and other tauopathies; ADP062-ABC, an alpha-synuclein siRNA for Parkinson's disease; and ADP065-ABC, an NLRP3 siRNA for neurodegenerative conditions. It has a strategic collaboration agreement with GlaxoSmithKline plc for the development and commercialization of progranulin-elevating monoclonal antibodies, including Latozinemab and Nivisnebart. The company was founded in 2013 and is headquartered in South San Francisco, California.
OrganisationAlector Inc
Headquarters131 Oyster Point Boulevard, South San Francisco, CA, United States, 94080
IndustryBiotechnology
CEODr. Arnon Rosenthal Ph.D.
E-voting on sharesClick here to vote

Key Management of Alector Inc

Name

Title

Dr. Arnon Rosenthal Ph.D.

Co-Founder, CEO & Director

Ms. Danielle Pasqualone J.D., Ph.D.

General Counsel

Ms. Clare Hunt M.B.A.

Chief People & Places Officer

Ms. Kristina Cutter M.P.H.

Chief Development Officer

Mr. Giacomo Salvadore M.D.

Chief Medical Officer

Dr. Eric Brown Ph.D.

Director of Antibody Discovery & Protein Engineering

Mr. Neil Berkley M.B.A., M.S.

CFO & Chief Business Officer

Ms. Katie Hogan

Senior Director of Corporate Communication & Investor Relations

Dr. Hua Long DABT, Ph.D.

Senior VP & Head of Research

FAQs

What is Alector Inc share price today?

Alector Inc share price today is $2.21 as on at the close of the market. Alector Inc share today touched a day high of $2.27 and a low of $2.17.

What is the 52 week high and 52 week low for Alector Inc share?

Alector Inc share touched a 52 week high of $3.4 on and a 52 week low of $1.09 on . Alector Inc stock price today i.e. is closed at $2.21,which is 35.00% down from its 52 week high and 102.75% up from its 52 week low.

What is Alector Inc's market capitalisation today?

Alector Inc market capitalisation is $0.00T as on .

How to invest in Alector Inc Stock (ALEC) from India?

  1. Step 1: Open a free US stocks account on INDmoney App and transfer your Rupees into Dollars to your INDmoney US stocks account. For a step by step instruction, check How to Transfer Money to Your US Stocks Account .
  2. Step 2: Search for Alector Inc on INDmoney app. Click on Buy button. You can invest as low as $1.5 in Alector Inc Shares that will get you 0.6787 shares as per Alector Inc share price of $2.21 per share as on May 25, 2026 at 8:46 am IST.

What is the minimum amount required to buy Alector Inc Stock (ALEC) from India?

Indian investors can start investing in Alector Inc (ALEC) shares with as little as ₹95.22 or $1 (as of ) using the INDmoney app.
For example: If you want to invest $10 or ₹952.20 in Alector Inc stock (as per the Rupee-Dollar exchange rate as on ). Based on Alector Inc share’s latest price of $2.21 as on May 25, 2026 at 8:46 am IST, you will get 4.5249 shares of Alector Inc. Learn more about fractional shares .

What are the returns that Alector Inc has given to Indian investors in the last 5 years?

Alector Inc stock has given -87.46% share price returns and 31.47% dollar appreciation to an Indian investor in the last 5 years.
Read more about How do Currency Exchange Rates impact your returns on US Stock Investments?