ALEC Insider Trading

Insider Ownership Percentage: 9.10%
Insider Buying (Last 12 Months): $0.00
Insider Selling (Last 12 Months): $3,657,156.33

Alector Insider Trading History Chart

This chart shows the insider buying and selling history at Alector by year and by quarter.

Skip ChartChart Data in Insider Trading History Table

Alector Share Price & Price History

Current Price: $4.68
Price Change: Price Decrease of -0.25 (-5.07%)
As of 06/14/2024 01:00 AM ET

This chart shows the closing price history over time for ALEC up to the past year.

Skip Chart and Table DataPrice Data in Insider Trading History Table
Days: 30 | 90 | 365

Alector Insider Trading History

Transaction DateInsider NameTitleBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
6/3/2024Arnon RosenthalCEOSell25,135$4.80$120,648.001,975,245View SEC Filing Icon  
6/3/2024Gary RomanoInsiderSell8,040$4.80$38,592.00188,273View SEC Filing Icon  
6/3/2024Marc GrassoCFOSell6,920$4.80$33,216.00138,037View SEC Filing Icon  
3/4/2024Arnon RosenthalCEOSell18,837$6.92$130,352.042,000,380View SEC Filing Icon  
3/4/2024Gary RomanoInsiderSell6,001$6.92$41,526.92196,313View SEC Filing Icon  
3/4/2024Marc GrassoCFOSell5,716$6.92$39,554.72144,957View SEC Filing Icon  
12/4/2023Arnon RosenthalCEOSell23,831$5.56$132,500.362,019,217View SEC Filing Icon  
12/4/2023Gary RomanoInsiderSell5,035$5.56$27,994.60202,314View SEC Filing Icon  
12/4/2023Marc GrassoCFOSell4,574$5.56$25,431.44150,673View SEC Filing Icon  
9/11/2023Polaris Venture Management Co.Major ShareholderSell500,000$6.00$3,000,000.0010,853,817View SEC Filing Icon  
9/5/2023Arnon RosenthalCEOSell5,647$5.19$29,307.931,645,448View SEC Filing Icon  
9/5/2023Marc GrassoCFOSell1,114$5.19$5,781.6632,247View SEC Filing Icon  
9/5/2023Sara Kenkare-MitraInsiderSell6,214$5.19$32,250.66177,935View SEC Filing Icon  
6/2/2023Arnon RosenthalCEOSell5,255$6.90$36,259.501,651,095View SEC Filing Icon  
6/2/2023Marc GrassoCFOSell1,050$6.90$7,245.0033,361View SEC Filing Icon  
6/2/2023Sara Kenkare-MitraInsiderSell4,092$6.90$28,234.80184,149View SEC Filing Icon  
3/17/2023Arnon RosenthalCEOSell15,186$6.22$94,456.921,656,350View SEC Filing Icon  
3/2/2023Arnon RosenthalCEOSell5,849$8.32$48,663.681,628,546View SEC Filing Icon  
3/2/2023Gary RomanoInsiderSell3,238$8.32$26,940.16104,737View SEC Filing Icon  
3/2/2023Marc GrassoCFOSell1,291$8.32$10,741.1234,411View SEC Filing Icon  
6/2/2022Robert KingInsiderSell177$8.71$1,541.67529,471View SEC Filing Icon  
3/1/2022Robert KingInsiderSell287$15.57$4,468.59View SEC Filing Icon  
12/13/2021Shehnaaz SulimanCOOSell75,000$21.24$1,593,000.00View SEC Filing Icon  
12/9/2021Shehnaaz SulimanCOOSell75,000$22.82$1,711,500.00View SEC Filing Icon  
11/10/2021Arnon RosenthalCEOSell55,000$25.00$1,375,000.00View SEC Filing Icon  
11/8/2021Arnon RosenthalCEOSell100,000$25.00$2,500,000.00View SEC Filing Icon  
11/4/2021Arnon RosenthalCEOSell100,000$25.00$2,500,000.00View SEC Filing Icon  
9/22/2021Arnon RosenthalCEOSell100,000$25.33$2,533,000.00View SEC Filing Icon  
9/20/2021Arnon RosenthalCEOSell100,000$25.80$2,580,000.00View SEC Filing Icon  
8/9/2021Robert PaulInsiderSell22,950$27.18$623,781.00View SEC Filing Icon  
8/5/2021Richard H. SchellerDirectorSell56,260$27.68$1,557,276.80View SEC Filing Icon  
7/6/2021Calvin YuVPSell3,334$34.65$115,523.10View SEC Filing Icon  
7/6/2021Robert PaulInsiderSell30,000$37.31$1,119,300.00264,319View SEC Filing Icon  
7/2/2021Calvin YuVPSell110,840$32.74$3,628,901.60View SEC Filing Icon  
7/2/2021Richard H. SchellerDirectorSell9,981$31.14$310,808.34View SEC Filing Icon  
7/2/2021Robert PaulInsiderSell30,000$31.14$934,200.00View SEC Filing Icon  
6/15/2021Robert PaulInsiderSell30,000$22.07$662,100.00290,819View SEC Filing Icon  
See Full Table

SEC Filings (Institutional Ownership Changes) for Alector (NASDAQ:ALEC)

85.83% of Alector stock is owned by institutions. Institutional ownership can be a sign of analyst confidence in the fundamentals of the stock.

Institutional Buying and Selling by Quarter

This chart shows the instiutional buying and selling at ALEC by year and by quarter.

Skip Institutional Buying and Selling Chart and Table DataRead Chart Data in Institutional Trading History Table

Alector Institutional Trading History

Reporting DateHedge FundShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
5/16/2024Jacobs Levy Equity Management Inc.922,799$5.56M0.0%+16.2%0.957%Search for SEC Filing on Google Icon
5/15/2024Medici Capital LLC185,929$1.12M1.3%-3.5%0.193%Search for SEC Filing on Google Icon
5/15/2024Price T Rowe Associates Inc. MD890,494$5.36M0.0%-25.9%0.924%Search for SEC Filing on Google Icon
5/15/2024Lazard Asset Management LLC9,833$59K0.0%N/A0.010%Search for SEC Filing on Google Icon
5/14/2024American International Group Inc.35,655$0.22M0.0%+13.0%0.037%Search for SEC Filing on Google Icon
5/10/2024Acadian Asset Management LLC444,647$2.68M0.0%+211.6%0.461%Search for SEC Filing on Google Icon
5/10/2024Vanguard Group Inc.4,912,578$29.57M0.0%+12.0%5.097%Search for SEC Filing on Google Icon
5/8/2024ProShare Advisors LLC19,709$0.12M0.0%+24.1%0.020%Search for SEC Filing on Google Icon
5/8/2024Russell Investments Group Ltd.78,348$0.47M0.0%+9.9%0.081%Search for SEC Filing on Google Icon
5/7/2024Susquehanna Fundamental Investments LLC126,164$0.76M0.0%N/A0.131%Search for SEC Filing on Google Icon
5/7/2024Swiss National Bank131,900$0.79M0.0%+6.5%0.137%Search for SEC Filing on Google Icon
5/1/2024BNP Paribas Financial Markets43,926$0.26M0.0%-53.7%0.046%Search for SEC Filing on Google Icon
5/1/2024Mirae Asset Global Investments Co. Ltd.52,643$0.33M0.0%-14.0%0.055%Search for SEC Filing on Google Icon
5/1/2024Baillie Gifford & Co.322,829$1.94M0.0%-6.7%0.335%Search for SEC Filing on Google Icon
4/30/2024Allspring Global Investments Holdings LLC6,674$40K0.0%N/A0.007%Search for SEC Filing on Google Icon
4/29/2024Principal Financial Group Inc.22,512$0.14M0.0%-53.8%0.023%Search for SEC Filing on Google Icon
4/29/2024China Universal Asset Management Co. Ltd.18,403$0.11M0.0%+89.1%0.019%Search for SEC Filing on Google Icon
4/18/2024Allspring Global Investments Holdings LLC6,674$40K0.0%N/A0.007%Search for SEC Filing on Google Icon
2/14/2024Braidwell LP3,324,308$26.53M1.0%-18.4%3.499%Search for SEC Filing on Google Icon
2/13/2024Rafferty Asset Management LLC190,911$1.52M0.0%+2.3%0.201%Search for SEC Filing on Google Icon
2/13/2024Campbell & CO Investment Adviser LLC240,625$1.92M0.2%N/A0.253%Search for SEC Filing on Google Icon
2/9/2024Trexquant Investment LP44,571$0.36M0.0%-8.6%0.047%Search for SEC Filing on Google Icon
2/8/2024Panagora Asset Management Inc.236,645$1.89M0.0%-19.4%0.249%Search for SEC Filing on Google Icon
2/7/2024Principal Financial Group Inc.48,755$0.39M0.0%+17.5%0.051%Search for SEC Filing on Google Icon
2/7/2024BNP Paribas Financial Markets94,955$0.76M0.0%+17.7%0.100%Search for SEC Filing on Google Icon
2/7/2024Teacher Retirement System of Texas14,509$0.12M0.0%-18.1%0.015%Search for SEC Filing on Google Icon
2/7/2024E Fund Management Co. Ltd.10,192$81K0.0%N/A0.011%Search for SEC Filing on Google Icon
2/6/2024Los Angeles Capital Management LLC58,756$0.47M0.0%-65.5%0.062%Search for SEC Filing on Google Icon
2/6/2024Swiss National Bank123,900$0.99M0.0%-8.6%0.130%Search for SEC Filing on Google Icon
2/5/2024Victory Capital Management Inc.125,392$1M0.0%-6.9%0.132%Search for SEC Filing on Google Icon
2/5/2024Cannell & Co.66,177$0.53M0.0%-25.0%0.070%Search for SEC Filing on Google Icon
2/5/2024Russell Investments Group Ltd.71,282$0.57M0.0%-40.7%0.075%Search for SEC Filing on Google Icon
2/2/2024Truist Financial Corp45,638$0.36M0.0%-8.2%0.048%Search for SEC Filing on Google Icon
2/1/2024New York State Common Retirement Fund25,758$0.21M0.0%+104.9%0.027%Search for SEC Filing on Google Icon
1/31/2024Federated Hermes Inc.64,523$0.52M0.0%-58.5%0.068%Search for SEC Filing on Google Icon
1/30/2024Cookson Peirce & Co. Inc.20,000$0.16M0.0%N/A0.021%Search for SEC Filing on Google Icon
1/26/2024Baillie Gifford & Co.345,924$2.76M0.0%-6.0%0.364%Search for SEC Filing on Google Icon
1/24/2024Mirae Asset Global Investments Co. Ltd.61,239$0.49M0.0%+3.6%0.064%Search for SEC Filing on Google Icon
1/24/2024China Universal Asset Management Co. Ltd.9,733$78K0.0%+352.9%0.010%Search for SEC Filing on Google Icon
1/12/2024SG Americas Securities LLC16,726$0.13M0.0%N/A0.020%Search for SEC Filing on Google Icon
1/10/2024Nordea Investment Management AB190,290$1.50M0.0%-6.1%0.226%Search for SEC Filing on Google Icon
1/8/2024Diversified Trust Co14,102$0.11M0.0%+12.3%0.017%Search for SEC Filing on Google Icon
12/18/2023Vanguard Group Inc.5,520,908$35.78M0.0%-16.7%6.562%Search for SEC Filing on Google Icon
12/1/2023Euclidean Capital LLC1,307,858$8.48M1.8%+33.3%1.554%Search for SEC Filing on Google Icon
11/17/2023Jacobs Levy Equity Management Inc.778,077$5.04M0.0%+33.5%0.925%Search for SEC Filing on Google Icon
11/15/2023AXQ Capital LP19,088$0.12M0.0%N/A0.023%Search for SEC Filing on Google Icon
11/14/2023Braidwell LP4,074,120$26.40M0.8%-1.4%4.842%Search for SEC Filing on Google Icon
11/14/2023Jasper Ridge Partners L.P.14,706$95K0.0%N/A0.017%Search for SEC Filing on Google Icon
11/14/2023Blackstone Inc.15,429$100K0.0%+50.0%0.018%Search for SEC Filing on Google Icon
11/14/2023Trexquant Investment LP48,772$0.32M0.0%N/A0.058%Search for SEC Filing on Google Icon
11/13/2023Federated Hermes Inc.155,656$1.01M0.0%-68.1%0.185%Search for SEC Filing on Google Icon
11/13/2023Healthcare of Ontario Pension Plan Trust Fund40,500$0.26M0.0%-45.3%0.048%Search for SEC Filing on Google Icon
11/13/2023Acadian Asset Management LLC153,266$0.99M0.0%+68.2%0.182%Search for SEC Filing on Google Icon
11/13/2023Hsbc Holdings PLC36,807$0.24M0.0%+64.8%0.044%Search for SEC Filing on Google Icon
11/13/2023FMR LLC12,172,045$78.88M0.0%+58.3%14.466%Search for SEC Filing on Google Icon
11/13/2023Rafferty Asset Management LLC186,624$1.21M0.0%+12.2%0.222%Search for SEC Filing on Google Icon
11/13/2023Baillie Gifford & Co.367,972$2.38M0.0%-4.4%0.437%Search for SEC Filing on Google Icon
11/8/2023Shell Asset Management Co.31,503$0.20M0.0%N/A0.038%Search for SEC Filing on Google Icon
11/7/2023Barclays PLC138,826$0.90M0.0%+24.0%0.166%Search for SEC Filing on Google Icon
11/6/2023Los Angeles Capital Management LLC170,198$1.10M0.0%N/A0.203%Search for SEC Filing on Google Icon
11/6/2023Victory Capital Management Inc.134,718$0.87M0.0%-9.9%0.161%Search for SEC Filing on Google Icon
11/2/2023Principal Financial Group Inc.41,493$0.27M0.0%+20.2%0.049%Search for SEC Filing on Google Icon
10/31/2023Panagora Asset Management Inc.293,534$1.90M0.0%+21.2%0.350%Search for SEC Filing on Google Icon
10/27/2023TD Asset Management Inc119,138$0.77M0.0%+957.2%0.142%Search for SEC Filing on Google Icon
10/26/2023Mirae Asset Global Investments Co. Ltd.59,119$0.38M0.0%+7.5%0.071%Search for SEC Filing on Google Icon
10/24/2023Bailard Inc.18,300$0.12M0.0%N/A0.022%Search for SEC Filing on Google Icon
10/24/2023Bank of New York Mellon Corp231,995$1.50M0.0%-1.2%0.277%Search for SEC Filing on Google Icon
10/11/2023Vontobel Holding Ltd.11,000$71K0.0%N/A0.013%Search for SEC Filing on Google Icon
8/15/2023Braidwell LP4,131,315$24.83M0.8%+28.8%4.928%Search for SEC Filing on Google Icon
8/11/2023Panagora Asset Management Inc.242,094$1.46M0.0%-18.8%0.289%Search for SEC Filing on Google Icon
8/11/2023Franklin Resources Inc.1,611,424$9.69M0.0%+1.1%1.922%Search for SEC Filing on Google Icon
8/10/2023Profund Advisors LLC30,784$0.19M0.0%-33.5%0.037%Search for SEC Filing on Google Icon
8/10/2023Jupiter Asset Management Ltd.232,219$1.39M0.0%+16.4%0.277%Search for SEC Filing on Google Icon
8/7/2023Principal Financial Group Inc.34,520$0.21M0.0%+20.4%0.041%Search for SEC Filing on Google Icon
8/7/2023Acadian Asset Management LLC91,111$0.55M0.0%+796.8%0.109%Search for SEC Filing on Google Icon
8/1/2023Truist Financial Corp61,393$0.37M0.0%+13.9%0.074%Search for SEC Filing on Google Icon
8/1/2023Arizona State Retirement System17,491$0.11M0.0%+12.3%0.021%Search for SEC Filing on Google Icon
7/31/2023Strs Ohio73,200$0.44M0.0%N/A0.088%Search for SEC Filing on Google Icon
7/28/2023Baillie Gifford & Co.385,064$2.31M0.0%-1.3%0.462%Search for SEC Filing on Google Icon
7/27/2023Victory Capital Management Inc.149,483$0.90M0.0%-19.9%0.179%Search for SEC Filing on Google Icon
7/25/2023DekaBank Deutsche Girozentrale100,000$0.58M0.0%+298.4%0.120%Search for SEC Filing on Google Icon
7/10/2023SG Americas Securities LLC15,456$93K0.0%-62.7%0.019%Search for SEC Filing on Google Icon
7/7/2023Nordea Investment Management AB202,638$1.22M0.0%+41.1%0.243%Search for SEC Filing on Google Icon
5/23/2023Capital Impact Advisors LLC51,465$0.32M0.4%-25.0%0.062%Search for SEC Filing on Google Icon
5/16/2023Baker BROS. Advisors LP964,851$5.97M0.0%+41.5%1.158%Search for SEC Filing on Google Icon
5/12/2023Panagora Asset Management Inc.298,218$1.85M0.0%+60.3%0.358%Search for SEC Filing on Google Icon
5/12/2023Profund Advisors LLC46,315$0.29M0.0%N/A0.056%Search for SEC Filing on Google Icon
5/11/2023E Fund Management Co. Ltd.14,089$87K0.0%+29.4%0.017%Search for SEC Filing on Google Icon
5/10/2023Pier Capital LLC363,608$2.25M0.3%-2.1%0.436%Search for SEC Filing on Google Icon
5/10/2023Jupiter Asset Management Ltd.199,547$1.23M0.0%+502.5%0.239%Search for SEC Filing on Google Icon
5/9/2023Russell Investments Group Ltd.151,262$0.94M0.0%+34.7%0.181%Search for SEC Filing on Google Icon
5/8/2023Cannell & Co.110,277$0.68M0.0%-2.5%0.132%Search for SEC Filing on Google Icon
5/8/2023Federated Hermes Inc.2,748,153$17.01M0.0%-39.9%3.297%Search for SEC Filing on Google Icon
5/5/2023Truist Financial Corp53,886$0.33M0.0%+11.1%0.065%Search for SEC Filing on Google Icon
5/4/2023Barclays PLC127,295$0.79M0.0%-8.2%0.153%Search for SEC Filing on Google Icon
5/4/2023Mirae Asset Global Investments Co. Ltd.52,923$0.33M0.0%+36.7%0.064%Search for SEC Filing on Google Icon
5/4/2023Los Angeles Capital Management LLC202,110$1.25M0.0%-18.8%0.243%Search for SEC Filing on Google Icon
5/4/2023Robeco Institutional Asset Management B.V.6,482$40K0.0%N/A0.008%Search for SEC Filing on Google Icon
5/3/2023Baillie Gifford & Co.390,113$2.42M0.0%+1.1%0.470%Search for SEC Filing on Google Icon
5/2/2023Victory Capital Management Inc.186,663$1.16M0.0%+12.0%0.225%Search for SEC Filing on Google Icon
Data available starting January 2016

See Full Table
Alector logo
Alector, Inc., a clinical stage biopharmaceutical company, develops therapies for the treatment of neurodegeneration diseases. Its products include AL001, an immune activity in the brain with genetic links to multiple neurodegenerative disorders, which is in Phase III clinical trial for the treatment of frontotemporal dementia, Alzheimer's, Parkinson's, and amyotrophic lateral sclerosis diseases; and AL101 that is in Phase I clinical trial for the treatment of neurodegenerative diseases, including Alzheimer's and Parkinson's diseases. The company also offers AL002, a product candidate that is in Phase II clinical trial for the treatment of Alzheimer's disease. Alector, Inc. has a collaboration agreement with Adimab, LLC for the research and development of antibodies; and a strategic collaboration agreement with GlaxoSmithKline plc for the development and commercialization of monoclonal antibodies, such as AL001 and AL101 to treat neurodegenerative diseases. The company was founded in 2013 and is headquartered in South San Francisco, California.
Read More on Alector

Today's Range

Now: $4.68
Low: $4.62
High: $4.93

50 Day Range

MA: $5.20
Low: $4.36
High: $6.23

52 Week Range

Now: $4.68
Low: $3.66
High: $9.06

Volume

546,839 shs

Average Volume

702,122 shs

Market Capitalization

$451.11 million

P/E Ratio

N/A

Dividend Yield

N/A

Beta

0.77

Who are the company insiders with the largest holdings of Alector?

Alector's top insider investors include:
  1. Polaris Venture Management Co (Major Shareholder)
  2. Arnon Rosenthal (CEO)
  3. Gary Romano (Insider)
  4. Sara Kenkare-Mitra (Insider)
  5. Marc Grasso (CFO)
Learn More about top insider investors at Alector.

Who are the major institutional investors of Alector?

Alector's top institutional investors include:
  1. Vanguard Group Inc. — 5.10%
  2. Jacobs Levy Equity Management Inc. — 0.96%
  3. Price T Rowe Associates Inc. MD — 0.92%
  4. Acadian Asset Management LLC — 0.46%
  5. Baillie Gifford & Co. — 0.33%
  6. Medici Capital LLC — 0.19%
Learn More about top institutional investors of Alector stock.

Which major investors are selling Alector stock?

During the previous quarter, ALEC stock was sold by these institutional investors:
  1. Price T Rowe Associates Inc. MD
  2. BNP Paribas Financial Markets
  3. Principal Financial Group Inc.
  4. Baillie Gifford & Co.
  5. Mirae Asset Global Investments Co. Ltd.
  6. Medici Capital LLC
  7. Walleye Trading LLC
During the previous year, company insiders that have sold Alector company stock include:
  1. Polaris Venture Management Co (Major Shareholder)
  2. Arnon Rosenthal (CEO)
  3. Gary Romano (Insider)
  4. Sara Kenkare-Mitra (Insider)
  5. Marc Grasso (CFO)
Learn More investors selling Alector stock.

Which major investors are buying Alector stock?

Within the previous quarter, ALEC stock was purchased by institutional investors including:
  1. Vanguard Group Inc.
  2. Acadian Asset Management LLC
  3. Jacobs Levy Equity Management Inc.
  4. Susquehanna Fundamental Investments LLC
  5. Lazard Asset Management LLC
  6. China Universal Asset Management Co. Ltd.
  7. Swiss National Bank
  8. Russell Investments Group Ltd.