InsiderTrades

Form 4 for ALEC Alector, Inc.

Accepted 2025-12-03 00:00:00 ET · period of report 2025-12-03 · accession 0002074667-25-000006 · 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
2025-12-03 2025-12-03 ALEC Wong-Sarad Grace Principal Accounting Off S - Sale $1.12 -8,056 127.7K -6% -$9,023

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2025-12-03 S D 8,056 $1.12 127,735 D — — (F2) The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $1.095 to $1.14. Full information regarding the number of shares sold at each separate price can be furnished to the SEC staff, the issuer, or any security holder of the issuer upon request.