Are ALEC insiders buying or selling?

Over the last 90 days, ALEC insiders were net sellers, reporting $0.00 of open-market purchases and $296,087 of sales.

When was the last ALEC insider purchase?

No open-market insider purchase of Alector Inc stock was reported in the last 90 days.

Watch Insiders reads the SEC Form 4 filings that Alector Inc officers, directors, and 10% owners submit to EDGAR, and refreshes this page daily.

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In the last 90 days, 3 Alector Inc (ALEC) insiders reported no open-market purchases and 3 sales totaling $296,087. Source: SEC Form 4 filings.

SEC-reported filing activity is provided for research purposes and is not investment advice.

Executive filings

Purchase and sale summaries are ordered by the latest reported transaction date.

Open-market insider purchase and sale transactions
Date	Insider name	Role	Type	Shares	Price	Total value
Sep 4, 2026	Grace Wong-Sarad	Principal Accounting Officer	Sale	9,446	$2.61	$24,665
Sep 3, 2026	Arnon Rosenthal	Chief Executive Officer	Sale	72,606	$2.66	$193,473
Sep 3, 2026	Neil Lindsay Berkley	CFO & Chief Business Officer	Sale	29,251	$2.66	$77,948
Jun 3, 2026	Grace Wong-Sarad	Principal Accounting Officer	Sale	9,184	$1.94	$17,813
Jun 2, 2026	Arnon Rosenthal	Chief Executive Officer	Sale	87,216	$1.97	$172,191
Jun 2, 2026	Neil Lindsay Berkley	CFO & Chief Business Officer	Sale	19,360	$1.97	$38,221
Apr 16, 2026	Grace Wong-Sarad	Principal Accounting Officer	Sale	1,820	$2.65	$4,823

Common questions

Are ALEC insiders buying or selling?: Over the last 90 days, ALEC insiders were net sellers, reporting $0.00 of open-market purchases and $296,087 of sales.
When was the last ALEC insider purchase?: No open-market insider purchase of Alector Inc stock was reported in the last 90 days.
Where does ALEC insider trading data come from?: Watch Insiders reads the SEC Form 4 filings that Alector Inc officers, directors, and 10% owners submit to EDGAR, and refreshes this page daily.

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