Company Insider Tape

Alector Inc insider transactions

Executive and director filing history, acquisition and disposal balance, executive concentration, cadence, and stored market context.

Symbol ALEC Latest filing 9 Jul 2026

Company Read

Net disposal

ALEC has 21 stored insider filings. Acquisitions account for 76.2% of classified filings and disposals account for 23.8%. The largest stored filing is $172.2K from ROSENTHAL, ARNON.

Latest filing 9 Jul 2026most recent stored row
Largest filing $172.2Kreported transaction value
Total filings 21stored transaction rows
Acquisition value $016 acquisitions
Disposal value $233.0K5 disposals
Net value $-233.0Kacquisitions minus disposals

Filing cadence

Last 12 active months
Apr 2026 1
Jun 2026 19
Jul 2026 1

Acquisitions 76.2% · Disposals 23.8%

Apr 2026 $4.8K
Jun 2026 $228.2K
Jul 2026 $0

Executive concentration

By filing count
WONG-SARAD, GRACE Principal Accounting Officer · 4 filings
SCHELLER, RICHARD H Director · 3 filings
GAROFALO, ELIZABETH A. Director · 2 filings
HAMMOND, PAULA Director · 2 filings
LAVIGNE, LOUIS J JR Director · 2 filings
YAFFE, KRISTINE Director · 2 filings
DESOUZA, ERROL B Director · 2 filings
ALTMEYER, MARK Director · 2 filings

Market Context

ALEC weekly market snapshot

Week 31 Jul 2026
Latest close 1.51 USDstored weekly close
1-week move +2.0%latest weekly bar
13-week move -26.7%medium-term context
Relative Strength -32.5Sharemaestro indicator
Fair value gap -57.2%price vs fair value
Trend signal 0smoothed trend state

Transaction History

Latest insider filings for ALEC

Showing 1-21 of 21
Date 9 Jul 2026
Insider WONG-SARAD, GRACEPrincipal Accounting Officer
Side Acquisition
Shares 20000
Price 0.00
Value 0
Security Common Stock
Date 17 Jun 2026
Insider ALTMEYER, MARKDirector
Side Acquisition
Shares 9450
Price 0.00
Value 0
Security Stock Option (right to buy)
Date 17 Jun 2026
Insider ALTMEYER, MARKDirector
Side Acquisition
Shares 28700
Price 0.00
Value 0
Security Common Stock
Date 17 Jun 2026
Insider DESOUZA, ERROL BDirector
Side Acquisition
Shares 28700
Price 0.00
Value 0
Security Common Stock
Date 17 Jun 2026
Insider DESOUZA, ERROL BDirector
Side Acquisition
Shares 9450
Price 0.00
Value 0
Security Stock Option (right to buy)
Date 17 Jun 2026
Insider GAROFALO, ELIZABETH A.Director
Side Acquisition
Shares 28700
Price 0.00
Value 0
Security Common Stock
Date 17 Jun 2026
Insider GAROFALO, ELIZABETH A.Director
Side Acquisition
Shares 9450
Price 0.00
Value 0
Security Stock Option (right to buy)
Date 17 Jun 2026
Insider HAMMOND, PAULADirector
Side Acquisition
Shares 9450
Price 0.00
Value 0
Security Stock Option (right to buy)
Date 17 Jun 2026
Insider HAMMOND, PAULADirector
Side Acquisition
Shares 28700
Price 0.00
Value 0
Security Common Stock
Date 17 Jun 2026
Insider LAVIGNE, LOUIS J JRDirector
Side Acquisition
Shares 28700
Price 0.00
Value 0
Security Common Stock
Date 17 Jun 2026
Insider LAVIGNE, LOUIS J JRDirector
Side Acquisition
Shares 9450
Price 0.00
Value 0
Security Stock Option (right to buy)
Date 17 Jun 2026
Insider SCHELLER, RICHARD HDirector
Side Acquisition
Shares 28700
Price 0.00
Value 0
Security Common Stock
Date 17 Jun 2026
Insider SCHELLER, RICHARD HDirector
Side Acquisition
Shares 9450
Price 0.00
Value 0
Security Stock Option (right to buy)
Date 17 Jun 2026
Insider YAFFE, KRISTINEDirector
Side Acquisition
Shares 28700
Price 0.00
Value 0
Security Common Stock
Date 17 Jun 2026
Insider YAFFE, KRISTINEDirector
Side Acquisition
Shares 9450
Price 0.00
Value 0
Security Stock Option (right to buy)
Date 3 Jun 2026
Insider WONG-SARAD, GRACEPrincipal Accounting Officer
Side Disposal
Shares 3475
Price 1.88
Value 6543
Security Common Stock
Date 2 Jun 2026
Insider ROSENTHAL, ARNONDirector, Chief Executive Officer
Side Disposal
Shares 87216
Price 1.97
Value 172191
Security Common Stock
Date 2 Jun 2026
Insider BERKLEY, NEIL LINDSAYCFO & Chief Business Officer
Side Disposal
Shares 19360
Price 1.97
Value 38221
Security Common Stock
Date 2 Jun 2026
Insider WONG-SARAD, GRACEPrincipal Accounting Officer
Side Disposal
Shares 5709
Price 1.97
Value 11271
Security Common Stock
Date 1 Jun 2026
Insider SCHELLER, RICHARD HDirector
Side Acquisition
Shares 10833
Price 0.00
Value 0
Security Common Stock
Date 16 Apr 2026
Insider WONG-SARAD, GRACEPrincipal Accounting Officer
Side Disposal
Shares 1820
Price 2.65
Value 4823
Security Common Stock