Rosenthal Arnon

Alector, Inc. · Chief Executive Officer

Rosenthal Arnon is listed in public filings as director, officer: Chief Executive Officer. This Rosenthal Arnon insider trading page organizes Form 4 disclosures, reported purchases and sales, transaction dates, share amounts, related issuers, and historical insider activity so readers can review the person's public trading record in one place. Companies and tickers connected to this insider trading profile include Alector, Inc. (ALEC). Investors use Rosenthal Arnon's insider trading disclosures to study buying and selling patterns, position changes, company-specific activity, and the source evidence behind each reported transaction.

Latest Actions

CompanyHolding ValueLast TransactionAmountTransaction PriceCurrent Price
Alector, Inc.ALEC--2.5M sharesGrant / ExerciseMar 13, 2026Disclosure amount unavailable116.2k shares----

Insider Trades History

CompanyHolding ValueLast TransactionAmountTransaction PriceCurrent Price
Alector, Inc.ALEC$5.0M2.3M sharesSellMar 2, 2026$173.8K81.9k shares$2.12--
Alector, Inc.ALEC$2.7M2.4M sharesSellDec 3, 2025$116.8K104.3k shares$1.12--
Alector, Inc.ALEC$684k522.5k sharesGrant / ExerciseNov 10, 2025$684.5K522.5k shares$1.31--
Alector, Inc.ALEC--2.5M sharesGrant / ExerciseNov 10, 2025Disclosure amount unavailable174.2k shares----
Alector, Inc.ALEC$5.9M2.4M sharesSellSep 2, 2025$128.7K51.6k shares$2.50--
Alector, Inc.ALEC--2.6M sharesGrant / ExerciseJul 1, 2025Disclosure amount unavailable137.1k shares----
Alector, Inc.ALEC$65k45.7k sharesGrant / ExerciseJul 1, 2025$64.9K45.7k shares$1.42--
Alector, Inc.ALEC$3.2M2.4M sharesSellJun 2, 2025$69.7K52.1k shares$1.34--
Alector, Inc.ALEC$3.6M2.5M sharesSellMar 3, 2025$59.2K40.3k shares$1.47--
Alector, Inc.ALEC$6.3M2.5M sharesSellDec 2, 2024$131.4K52.2k shares$2.52--
Alector, Inc.ALEC--2.6M sharesGrant / ExerciseOct 1, 2024Disclosure amount unavailable610.5k shares----
Alector, Inc.ALEC$9.5M1.9M sharesSellSep 3, 2024$129.4K26.5k shares$4.88--