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ALEC

Alector, Inc.

NASDAQ · Healthcare · Biotechnology · US

$1.95
+5.98%
Ask drillr
0
Insider buys (3m)
5
Insider sells (3m)
-$296.1K
Net value (3m)
+36.7%
Price return (3m)
Form 4 filings
DateInsiderActivitySharesPrice
Oct 15, 2026Rosenthal Arnon · director, officer: Chief Executive OfficerA-Award500,000$1.87
Oct 15, 2026Wong-Sarad Grace · officer: Principal Accounting OfficerA-Award13,842$1.87
Oct 15, 2026Rosenthal Arnon · director, officer: Chief Executive OfficerA-Award978,750$1.88
Oct 15, 2026Wong-Sarad Grace · officer: Principal Accounting OfficerA-Award20,000$1.87
Oct 15, 2026Wong-Sarad Grace · officer: Principal Accounting OfficerA-Award10,228$1.87
Oct 15, 2026Rosenthal Arnon · director, officer: Chief Executive OfficerA-Award217,500$0.00
Oct 15, 2026Rosenthal Arnon · director, officer: Chief Executive OfficerA-Award417,213$1.87
Oct 15, 2026Rosenthal Arnon · director, officer: Chief Executive OfficerA-Award457,038$1.87
Oct 15, 2026Rosenthal Arnon · director, officer: Chief Executive OfficerA-Award520,000$1.87
Oct 15, 2026Wong-Sarad Grace · officer: Principal Accounting OfficerA-Award11,309$1.87
Oct 15, 2026Wong-Sarad Grace · officer: Principal Accounting OfficerA-Award11,552$1.87
Oct 15, 2026Wong-Sarad Grace · officer: Principal Accounting OfficerA-Award20,454$1.87
Oct 15, 2026Rosenthal Arnon · director, officer: Chief Executive OfficerA-Award132,500$1.87
Oct 15, 2026Wong-Sarad Grace · officer: Principal Accounting OfficerA-Award55,555$0.00
Oct 15, 2026Berkley Neil Lindsay · officer: CFO & Chief Business OfficerA-Award190,000$1.88
Oct 15, 2026Berkley Neil Lindsay · officer: CFO & Chief Business OfficerA-Award44,567$0.00
Oct 15, 2026Rosenthal Arnon · director, officer: Chief Executive OfficerA-Award275,000$1.87
Oct 15, 2026Wong-Sarad Grace · officer: Principal Accounting OfficerA-Award83,435$1.88
Oct 15, 2026Rosenthal Arnon · director, officer: Chief Executive OfficerA-Award119,446$1.87
Sep 4, 2026Wong-Sarad Grace · officer: Principal Accounting OfficerSale656$2.75
Sep 4, 2026Berkley Neil Lindsay · officer: CFO & Chief Business OfficerSale29,251$2.66
Sep 4, 2026Rosenthal Arnon · director, officer: Chief Executive OfficerSale72,606$2.66
Sep 4, 2026Wong-Sarad Grace · officer: Principal Accounting OfficerSale3,625$2.51
Sep 4, 2026Wong-Sarad Grace · officer: Principal Accounting OfficerSale5,165$2.67
Jul 9, 2026Wong-Sarad Grace · officer: Principal Accounting OfficerA-Award20,000$0.00
Jun 17, 2026SCHELLER RICHARD H · directorA-Award9,450$0.00
Jun 17, 2026Hammond Paula · directorA-Award28,700$0.00
Jun 17, 2026Altmeyer Mark · directorA-Award9,450$0.00
Jun 17, 2026SCHELLER RICHARD H · directorA-Award28,700$0.00
Jun 17, 2026Hammond Paula · directorA-Award9,450$0.00
Institutional positioning

13F filings over the trailing two quarters

New 38Increased 97Reduced 75Sold out 17
FilerActionSharesFiled
TCG Crossover Management, LLCUnchanged10,000,000Aug 14, 2026
TCG CROSSOVER MANAGEMENT, LLCUnchanged10,000,000May 15, 2026
BlackRock, Inc.Increased7,847,879Aug 7, 2026
BLACKROCK, INC.Increased7,741,245May 13, 2026
ACADIAN ASSET MANAGEMENT LLCIncreased4,414,345Aug 13, 2026
Nantahala Capital Management, LLCIncreased4,318,109Aug 19, 2026
ACADIAN ASSET MANAGEMENT LLCIncreased4,038,785May 13, 2026
VANGUARD CAPITAL MANAGEMENT LLCIncreased4,009,340Aug 13, 2026
FORESITE CAPITAL MANAGEMENT IV, LLCUnchanged3,887,200May 15, 2026
Kynam Capital Management, LPIncreased3,808,494Aug 14, 2026
BALYASNY ASSET MANAGEMENT L.P.Increased3,751,326Aug 14, 2026
VANGUARD CAPITAL MANAGEMENT LLCNew Position3,678,722May 15, 2026
MERCK & CO., INC.Unchanged3,545,719May 13, 2026
Merck & Co., Inc.Unchanged3,545,719Aug 7, 2026
D. E. SHAW & CO., INC.Increased3,332,835May 15, 2026

Insider activity from SEC Form 4; institutional positioning from 13F filings · Latest filing Oct 15, 2026