Pacific Biosciences of California, Inc. received an initial beneficial ownership statement from William Meyer, its newly identified Chief Accounting Officer, filed on November 13, 2026 and reflecting a qualifying event date of November 3, 2026.

Key Highlights

  • Reporting person: William Meyer, identified as Chief Accounting Officer of Pacific Biosciences of California, Inc. (NASDAQ:PACB)
  • Securities reported: 44,000 shares of Common Stock beneficially owned directly, each represented by a Restricted Stock Unit (RSU)
  • Vesting schedule: RSUs vest in equal annual installments on September 15 of each of 2027, 2028, 2029, and 2030, subject to continued service
  • Event date: November 3, 2026, with the statement filed November 13, 2026
  • No derivative securities: Table II of the filing lists no derivative securities beneficially owned
  • Filing agent: Signed by Brett Atkins as attorney-in-fact under a Power of Attorney listed as Exhibit 24

Meyer's Initial Ownership Position as Chief Accounting Officer

Pacific Biosciences of California, Inc., a genomics sequencing company listed on NASDAQ under the symbol PACB and headquartered at 1305 O'Brien Drive, Menlo Park, California 94025, received an initial statement of beneficial ownership disclosing William Meyer's holdings as of November 3, 2026. According to the filing, Meyer holds the title of Chief Accounting Officer and filed as a single reporting person.

The filing reports that Meyer directly owns 44,000 shares of Common Stock, with the filing specifying that each share is represented by a Restricted Stock Unit. As stated in the explanation of responses, "The RSUs will vest in equal annual installments on September 15 of each of 2027, 2028, 2029, and 2030, subject to the Reporting Person's continued status as a service provider through the applicable vesting dates." No indirect ownership and no derivative securities were reported in Table II of the filing.

The statement was submitted by Brett Atkins as attorney-in-fact, acting under a Power of Attorney designated as Exhibit 24 in the filing. The document was filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, which requires officers and directors of public companies to report their initial beneficial ownership of issuer securities upon becoming subject to the reporting obligation.

What Was Disclosed

Pacific Biosciences of California, Inc. disclosed that Chief Accounting Officer William Meyer beneficially owned 44,000 shares of Common Stock, all in the form of RSUs vesting annually from 2027 through 2030, as of November 3, 2026, with the filing submitted November 13, 2026.