A detailed history of Simplex Trading, LLC transactions in Alector, Inc. stock. As of the latest transaction made, Simplex Trading, LLC holds 46,344 shares of ALEC stock, worth $86,199. This represents 0.01% of its overall portfolio holdings.

Number of Shares
46,344
Previous 23,431 97.79%
Holding current value
$86,199
Previous $106,000 103.77%
% of portfolio
0.01%
Previous 0.0%

Shares

15 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q3 2024

Nov 08, 2024

BUY
$4.34 - $6.58 $99,442 - $150,767
22,913 Added 97.79%
46,344 $216,000
Q2 2024

Jul 25, 2024

SELL
$4.19 - $6.23 $23,887 - $35,517
-5,701 Reduced 19.57%
23,431 $106,000
Q1 2024

Apr 25, 2024

BUY
$5.69 - $8.08 $165,761 - $235,386
29,132 New
29,132 $175,000
Q3 2023

Nov 01, 2023

BUY
$5.2 - $8.77 $2,308 - $3,893
444 New
444 $2,000
Q4 2022

Feb 02, 2023

BUY
$6.88 - $9.55 $39,394 - $54,683
5,726 New
5,726 $52,000
Q2 2022

Aug 03, 2022

SELL
$7.65 - $14.24 $78,236 - $145,632
-10,227 Reduced 84.33%
1,901 $19,000
Q1 2022

May 02, 2022

BUY
$13.02 - $20.78 $54,488 - $86,964
4,185 Added 52.69%
12,128 $172,000
Q4 2021

Feb 23, 2022

SELL
$19.35 - $25.54 $107,934 - $142,462
-5,578 Reduced 41.25%
7,943 $164,000
Q3 2021

Oct 28, 2021

SELL
$21.65 - $39.49 $6,495 - $11,847
-300 Reduced 2.17%
13,521 $303,000
Q2 2021

Aug 12, 2021

BUY
$15.5 - $22.48 $158,053 - $229,228
10,197 Added 281.37%
13,821 $287,000
Q1 2021

Apr 26, 2021

BUY
$14.84 - $22.23 $6,885 - $10,314
464 Added 14.68%
3,624 $72,000
Q4 2020

Feb 02, 2021

SELL
$9.4 - $16.7 $98,258 - $174,565
-10,453 Reduced 76.79%
3,160 $47,000
Q3 2020

Oct 14, 2020

BUY
$10.54 - $24.96 $140,118 - $331,818
13,294 Added 4167.4%
13,613 $143,000
Q2 2020

Jul 13, 2020

SELL
$21.87 - $33.11 $14,674 - $22,216
-671 Reduced 67.78%
319 $7,000
Q1 2020

Apr 29, 2020

BUY
$16.25 - $35.28 $16,087 - $34,927
990 New
990 $23,000

Others Institutions Holding ALEC

About Alector, Inc.


  • Ticker ALEC
  • Exchange NASDAQ
  • Sector Healthcare
  • Industry Biotechnology
  • Shares Outstandng 82,563,904
  • Market Cap $154M
  • Description
  • Alector, Inc., a clinical stage biopharmaceutical company, develops therapies for the treatment of neurodegeneration diseases. Its products include AL001, a humanized recombinant monoclonal antibody, which is in Phase III clinical trial for the treatment of frontotemporal dementia, Alzheimer's, Parkinson's, and amyotrophic lateral sclerosis dise...
More about ALEC
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