InsiderTrades

Form 4 for ALEC Alector, Inc.

Accepted 2026-06-03 19:08:32 ET · period of report 2026-06-01 · accession 0001193125-26-255990 · 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
2026-06-03 19:08 2026-06-01 ALEC SCHELLER RICHARD H Dir A - Grant $0.00 +10.8K 106.2K +11% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-06-01 A A 10,833 $0.00 106,199 D — — (F1) The reported shares are represented by restricted stock units, or RSUs, which vest in 4 equal quarterly installments beginning on June 1, 2026.