InsiderTrades

Form 4 for ALEC Alector, Inc.

Accepted 2025-07-01 00:00:00 ET · period of report 2025-07-01 · accession 0000950170-25-092313 · 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 Kenkare-Mitra Sara Pres, Head of R, D A - Grant $0.00 +54.7K 567.0K +11% $0
D 2025-07-01 2025-07-01 ALEC Kenkare-Mitra Sara Pres, Head of R, D A - Grant $0.00 +18.2K 18.2K New $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2025-07-01 A A 54,725 $0.00 566,977 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 18,250 $0.00 18,250 D $1.42 · — to 2035-07-01 18,250 Common Stock (F2) 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.