Form 4 for ALEC Alector, Inc.
Accepted 2025-07-01 00:00:00 ET · period of report 2025-07-01 · accession 0000950170-25-092312 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| D | 2025-07-01 | 2025-07-01 | ALEC | Rosenthal Arnon | CEO, Dir | A - Grant | $0.00 | +137.1K | 2.55M | +6% | $0 |
| D | 2025-07-01 | 2025-07-01 | ALEC | Rosenthal Arnon | CEO, Dir | A - Grant | $0.00 | +45.7K | 45.7K | New | $0 |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Common Stock | 2025-07-01 | A | A | 137,125 | $0.00 | 2,551,782 | D | — | — | (F1) The reported shares are represented by restricted stock units, or RSUs, one half (1/2) of the total shares shall vest on December 1, 2025 and one fourth (1/4th) of the total shares shall vest quarterly thereafter. |
| 2 | Derivative | Employee Stock Option (right to buy) | 2025-07-01 | A | A | 45,700 | $0.00 | 45,700 | D | $1.42 · — to 2035-07-01 | 45,700 Common Stock | (F6) One third (1/3rd) of the total shares subject to the option shall vest on November 1, 2025, and one twelfth (1/12th) of the total shares subject to the option shall vest in equal monthly installments thereafter, provided that the shares subject to the option will vest in full on July 1, 2026. |