ALECTOR INC (ALEC) Stock Ownership

NASDAQ:ALEC • US0144421072

2.39 USD
+0.2 (+9.13%)
At close: Feb 25, 2026
2.24 USD
-0.15 (-6.28%)
Pre-Market: 2/26/2026, 8:03:26 AM
Overview Stock Chart Technical Analysis Fundamental Analysis Analyst Ratings Earnings Estimates Financials Ownership News
ALEC Ownership Chart.ALEC Ownership Chart: showing Insider, Institutional ownership and shares available to the public.ALEC Ownership.InsiderInstitutionalPublic



Shares Outstanding109.15M
Float98.07M
Float Short Interest Percentage6.66%
Owners (insider)6.49%
Owners (institutional)82.44%
Owners (insider) change-0.4%
Owners (institutional) change22.94%
ALEC Institutional Ownership HistoryALEC Institutional Ownership HistoryALEC Institutional Ownership History Sep 2021 Mar 2022 Sep 2022 Mar 2023 Sep 2023 Mar 2024 Sep 2024 Mar 2025 Sep 2025 20M 40M 60M 80M
ALEC Historical Insider Transactions ChartALEC Historical Insider Buy and Sell Transactions ChartALEC Historical Insider Transactions Mar 2025 Apr 2025 May 2025 Jun 2025 Jul 2025 Aug 2025 Sep 2025 Oct 2025 Nov 2025 Dec 2025 Jan 2026 Feb 2026 0 100K -100K 200K 300K
Date Name Type Shares Price Amount
Dec 5, 2025 Wong-Sarad Grace Open Market Sale 4753 1.21 $ 5,751.13
Dec 3, 2025 Wong-Sarad Grace Open Market Sale 8056 1.12 $ 9,018.69
Dec 3, 2025 Rosenthal Arnon Open Market Sale 104347 1.12 $ 116,826.90
Dec 3, 2025 Kenkare-Mitra Sara Open Market Sale 41687 1.12 $ 46,672.77
Dec 3, 2025 Berkley Neil Lindsay Open Market Sale 37261 1.12 $ 41,717.42
Nov 10, 2025 Wong-Sarad Grace Grant 32343 0.00 $ 0.00
Nov 10, 2025 Berkley Neil Lindsay Grant 65000 0.00 $ 0.00
Nov 10, 2025 Rosenthal Arnon Grant 174167 0.00 $ 0.00
Sep 2, 2025 Wong-Sarad Grace Open Market Sale 5910 2.50 $ 14,756.09
Sep 2, 2025 Berkley Neil Lindsay Open Market Sale 15842 2.50 $ 39,554.31
Sep 2, 2025 Kenkare-Mitra Sara Open Market Sale 23638 2.50 $ 59,019.36
Sep 2, 2025 Rosenthal Arnon Open Market Sale 51562 2.50 $ 128,740.00
Aug 26, 2025 Hammond Paula Open Market Sale 14000 2.36 $ 32,998.00
Jul 1, 2025 Kenkare-Mitra Sara Grant 54725 0.00 $ 0.00
Jul 1, 2025 Rosenthal Arnon Grant 137125 0.00 $ 0.00
Jun 20, 2025 Yaffe Kristine Open Market Sale 1000 1.44 $ 1,440.00
Jun 11, 2025 Altmeyer Mark Grant 28700 0.00 $ 0.00
Jun 11, 2025 Hammond Paula Grant 28700 0.00 $ 0.00
Jun 11, 2025 Yaffe Kristine Grant 28700 0.00 $ 0.00
Jun 11, 2025 GAROFALO ELIZABETH A. Grant 28700 0.00 $ 0.00
Jun 11, 2025 SCHELLER RICHARD H Grant 28700 0.00 $ 0.00
Jun 11, 2025 LAVIGNE LOUIS J JR Grant 28700 0.00 $ 0.00
Jun 11, 2025 DESOUZA ERROL B Grant 28700 0.00 $ 0.00
Jun 2, 2025 GRASSO MARC Open Market Sale 16488 1.34 $ 22,067.54
Jun 2, 2025 Kenkare-Mitra Sara Open Market Sale 23890 1.34 $ 31,974.38
Jun 2, 2025 Rosenthal Arnon Open Market Sale 52087 1.34 $ 69,713.24
May 2, 2025 SCHELLER RICHARD H Grant 15833 0.00 $ 0.00
Mar 3, 2025 Kenkare-Mitra Sara Open Market Sale 29073 1.47 $ 42,661.72
Mar 3, 2025 Rosenthal Arnon Open Market Sale 40330 1.47 $ 59,176.21
Mar 3, 2025 GRASSO MARC Open Market Sale 18091 1.47 $ 26,546.73
Mar 3, 2025 Romano Gary Open Market Sale 16306 1.47 $ 23,927.42