Insider Sale by Rosenthal Arnon (Chief Executive Officer)
Trade Summary
1 week ago, Rosenthal Arnon, serving as Chief Executive Officer at Alector, Inc. (ALEC), sold 72,606 shares at $2.66 per share, for a total transaction value of $193,473.21. Following this transaction, Rosenthal Arnon now holds 2,294,600 shares of ALEC.
This sale represents a 3.07% decrease in Rosenthal Arnon's stake in the company. This is considered a medium-conviction trade.
The trade was executed on Thursday, September 3, 2026 and publicly disclosed via SEC Form 4 filing on Friday, September 4, 2026 at 5:45 PM ET, 1 day after the trade was made.
Alector, Inc. operates in the HEALTHCARE sector, specifically within the BIOTECHNOLOGY industry. Insider selling activity in this sector can provide valuable signals about industry trends and company-specific developments.
Trade Price
$2.66
Quantity
72,606
Total Value
$193,473.21
Shares Owned
2,294,600
Trade Date
7 days ago
SEC Filing Date
at 5:45 PM ET
Filed 1 day after trade
Discussion