Senior insider sale
Chief Executive Officer at ALECTOR, INC. — senior position signals high conviction
$363.5K
166.92K shares
What this filing means
ROSENTHAL ARNON plans to sell 166.92K shares of ALECTOR, INC. valued at approximately $363.5K. Form 144 is a notice of intent to sell restricted or control securities — not a mandatory transaction. This filing provides advance warning of potential selling pressure.
Filed: 9/2/2026ACC: 0001193125-26-379022
DirectorOfficer· Chief Executive Officer
Since Feb 2019
166.92K
Shares to sell
$363.5K
Approx. market value
156.65K
Acquired (3 months)
1
Planned
1 completed
Securities Acquired — Last 3 Months1
Vesting of Restricted Stock Units
(1)
9/1/2026
156.65KTotal acquired156.65K
| Acquisition Date | Type | Amount Acquired | Gift |
|---|---|---|---|
9/1/2026 | Vesting of Restricted Stock Units (1) | 156.65K | — |
| Total | 156.65K | ||
Planned & Completed Dispositions2
Completed
—Completed
Units to sell
87.22K
Market value
$172.2K
6/2/2026
Planned — Approximate Date
NasdaqPlanned
Units to sell
79.70K
Market value
$191.3K
9/2/2026
Total
Units
166.92K
Value
$363.5K
| Date | Units to Sell | Approx. Market Value | Exchange | Status |
|---|---|---|---|---|
| Completed | ||||
6/2/2026 | 87.22K | $172.2K | — | Completed |
| Planned — Approximate Date | ||||
9/2/2026 | 79.70K | $191.3K | Nasdaq | Planned |
| Total | 166.92K | $363.5K | ||