Stocks · Health care · Biological Products, (No Diagnostic Substances)

Alector, Inc.

ALEC Clue Score15

United States Fiscal year ends December CIK 0001653087 Results filed 5 Nov 2026

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What the insiders did Net selling

By person

13 insiders · 21 transactions

Insider

Role

Bought

Sold

Net

Holding

Of company

Worth

Change

Arnon Rosenthal

Chief Executive Officer

—

$656.31K (4)

−$656.31K

4,517,100

4.05%

$11.33M

+2.3%

Neil Lindsay Berkley

CFO & Chief Business Officer

—

$220.84K (4)

−$220.84K

395,216

0.3540%

$991.52K

+9.1%

Grace Wong-Sarad

Principal Accounting Officer

—

$99.07K (12)

−$99.07K

161,570

0.1447%

$405.35K

+47.7%

Sara Kenkare-Mitra

President and Head of R&D

—

$46.67K (1)

−$46.67K

501,652

0.4493%

$1.26M

−15.2%

Gary Romano

Chief Medical Officer

—

—

—

332,977

0.2982%

$835.37K

−8.6%

Marc Grasso

Chief Financial Officer

—

—

—

296,072

0.2652%

$742.79K

−14.7%

Richard H Scheller

Director

—

—

—

134,899

0.1208%

$338.43K

+165.4%

Louis J Lavigne Jr

Director

—

—

—

128,109

0.1147%

$321.40K

+81.2%

Kristine Yaffe

Director

—

—

—

124,109

0.1112%

$311.36K

+83.3%

Elizabeth A. Garofalo

Director

—

—

—

118,650

0.1063%

$297.67K

+93.7%

Paula Hammond

Director

—

—

—

103,609

0.0928%

$259.93K

+72.1%

Errol B Desouza

Director

—

—

—

98,650

0.0884%

$247.49K

+139.2%

Mark Altmeyer

Director

—

—

—

98,650

0.0884%

$247.49K

+139.2%