Insidervault
LIVE FROM THE DATABASETRANSACTIONS 362,430COMPANIES 5,763LATEST TRADE Oct 16UPDATED Oct 17, 12:31 AM
Reporting ownerCIK 0001757770

Arnon Rosenthal

27 transactions in one company, from November 10, 2025 to October 14, 2026.

Transactions
271 company
Bought · P
$0open market
Sold · S
$656Kopen market
Net
−$656Knet selling

By company

Where this insider traded.

CompanyTickerTradesBoughtSold
Alector, Inc.ALEC27—$656K

All transactions

27 in total, newest filings first.

CompanyTickerInsiderDateCodeSharesPriceValue
Alector, Inc.ALECArnon RosenthalCEODERIVOct 14A978,750$0.00—?
Alector, Inc.ALECArnon RosenthalCEODERIVOct 13A132,500——
Alector, Inc.ALECArnon RosenthalCEODERIVOct 13D132,500——
Alector, Inc.ALECArnon RosenthalCEODERIVOct 13A119,446——
Alector, Inc.ALECArnon RosenthalCEODERIVOct 13D119,446——
Alector, Inc.ALECArnon RosenthalCEODERIVOct 13A417,213——
Alector, Inc.ALECArnon RosenthalCEODERIVOct 13D417,213——
Alector, Inc.ALECArnon RosenthalCEODERIVOct 13A457,038——
Alector, Inc.ALECArnon RosenthalCEODERIVOct 13D457,038——
Alector, Inc.ALECArnon RosenthalCEODERIVOct 13A520,000——
Alector, Inc.ALECArnon RosenthalCEODERIVOct 13D520,000——
Alector, Inc.ALECArnon RosenthalCEODERIVOct 13A275,000——
Alector, Inc.ALECArnon RosenthalCEODERIVOct 13D275,000——
Alector, Inc.ALECArnon RosenthalCEODERIVOct 13A500,000——
Alector, Inc.ALECArnon RosenthalCEODERIVOct 13D500,000——
Alector, Inc.ALECArnon RosenthalCEOOct 14A217,500$0.00—
Alector, Inc.ALECArnon RosenthalCEOSep 3S72,606$2.66$193K
Alector, Inc.ALECArnon RosenthalCEOAug 19G350,000$0.00—
Alector, Inc.ALECArnon RosenthalCEOAug 19G350,000$0.00—
Alector, Inc.ALECArnon RosenthalCEOAug 19G350,000$0.00—
Alector, Inc.ALECArnon RosenthalCEOAug 19G1,050,000$0.00—
Alector, Inc.ALECArnon RosenthalCEOJun 2S87,216$1.97$172K
Alector, Inc.ALECArnon RosenthalCEOMar 13A116,246$0.00—
Alector, Inc.ALECArnon RosenthalCEOMar 2S81,864$2.12$174K
Alector, Inc.ALECArnon RosenthalCEODec 3S104,347$1.12$117K
Alector, Inc.ALECArnon RosenthalCEODERIVNov 10A522,500$0.00—?
Alector, Inc.ALECArnon RosenthalCEONov 10A174,167$0.00—