SEC Insider Transactions from LAVIGNE LOUIS J JR.

Last updated: 2026-03-14 11:13 UTC | Total transactions: 5

LAVIGNE LOUIS J JR has filed 5 insider transactions across 1 company since June 2023.

Most recent transaction: a grant/award of 28700 shares of Alector, Inc. ($ALEC) on June 11, 2025.

Set Up your own filters →
Transaction Date Company Ticker Insider Name Title Transaction Type Security Shares Price Shares Owned Following Total Shares Outstanding % of Owned % of Outstanding
June 11, 2025 Alector, Inc. $ALEC LAVIGNE LOUIS J JR Not found A Common Stock 28700 $0.00 109,961.0000 99,085,888 35.32% 0.03%
June 11, 2025 Alector, Inc. $ALEC LAVIGNE LOUIS J JR Not found A Stock Option (right to buy) 9450 $0.00 9,450.0000 99,085,888 9999.99% 0.01%
June 12, 2024 Alector, Inc. $ALEC LAVIGNE LOUIS J JR Not found A Common Stock 35000 $0.00 81,261.0000 0 75.66% 0.00%
June 14, 2023 Alector, Inc. $ALEC LAVIGNE LOUIS J JR Not found A Common Stock 26250 $0.00 46,261.0000 0 131.18% 0.00%
June 14, 2023 Alector, Inc. $ALEC LAVIGNE LOUIS J JR Not found A Stock Option (right to buy) 12360 $0.00 12,360.0000 0 9999.99% 0.00%