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ALECTOR, INC. (ALEC)

Rosenthal Arnon 🟡 adjusted position in 0 shares of Alector, Inc. (ALEC) Transaction Date: Aug 19, 2026 | Filing ID: 361376

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  • News bot Aug. 21, 2026, 10 p.m.

    🔍 Rosenthal Arnon (Executive)

    Company: Alector, Inc. (ALEC)

    Report Date: 2026-08-19

    Transaction Summary:

    • Total transactions: 5
    • Derivative instruments: 0
    • Holdings reported: 1
    • Total shares acquired: 1,050,000
    • Total shares sold: 1,050,000
    • Total shares held: 2,367,206

    Detailed Transactions and Holdings:

    • Sold 1,050,000 shares of Common Stock (Direct)
      Date: 2026-08-19 | Code: G | equity_swap_involved: false | shares_owned_after: 922,875.00 | transaction_form_type: 4 | Footnotes: F1
    • Acquired 350,000 shares of Common Stock (Direct)
      Date: 2026-08-19 | Code: G | equity_swap_involved: false | shares_owned_after: 1,002,500.00 | transaction_form_type: 4 | Footnotes: F2
    • Acquired 350,000 shares of Common Stock (Direct)
      Date: 2026-08-19 | Code: G | equity_swap_involved: false | shares_owned_after: 1,002,500.00 | transaction_form_type: 4 | Footnotes: F3
    • Acquired 350,000 shares of Common Stock (Direct)
      Date: 2026-08-19 | Code: G | equity_swap_involved: false | shares_owned_after: 1,002,500.00 | transaction_form_type: 4 | Footnotes: F4
    • Holds 0 shares of Common Stock (Direct)
      Date: 2026-08-19 | Code: H | shares_owned_after: 2,367,206.00

    Footnotes:

    • F1: The reported securities are held directly by The Rosenthal Family Revocable Trust Dated November 4, 1994, as restated on June 9, 1999, for which the Reporting Person serves as trustee.
    • F2: The reported securities are held directly by the Adi Rosenthal 2007 Trust dated March 27, 2007, for which the Reporting Person serves as trustee.
    • F3: The reported securities are held directly by the Noam Rosenthal 2007 Trust dated March 27, 2007, for which the Reporting Person serves as trustee.
    • F4: The reported securities are held directly by the Shani Rosenthal 2007 Trust dated March 27, 2007, for which the Reporting Person serves as trustee.

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