Grantham, Mayo, Van Otterloo & Co. LLC filed Amendment No. 4 to its Schedule 13G with the SEC on November 3, 2026, disclosing beneficial ownership of 14,672,398 shares of Array Technologies Inc common stock as of September 30, 2026.

Key Highlights

  • Aggregate beneficial ownership: Grantham, Mayo, Van Otterloo & Co. LLC reported beneficial ownership of 14,672,398 shares of Array Technologies Inc common stock.
  • Percent of class: The reported position represents 9.52% of Array Technologies Inc's outstanding common stock.
  • Sole voting power: The filing lists sole voting power over 14,602,698 shares, with no shared voting power reported.
  • Sole dispositive power: Sole dispositive power is reported over 14,672,398 shares, with no shared dispositive power reported.
  • Event date: The date of the event requiring this filing is stated as September 30, 2026.
  • Filer classification: The reporting person is identified as an investment adviser (type "IA"), organized in Massachusetts.

GMO's Amendment No. 4 Filing on Array Technologies Common Stock

According to the filing, Grantham, Mayo, Van Otterloo & Co. LLC, a Massachusetts-organized investment adviser with a principal business address of 53 State Street, Suite 3300, Boston, MA 02109, submitted Amendment No. 4 to its Schedule 13G regarding its holdings in Array Technologies Inc (NASDAQ:ARRY). Array Technologies is headquartered at 3901 Midway Place NE, Albuquerque, NM 87109, according to the issuer address listed in the filing.

The filing discloses that as of September 30, 2026, Grantham, Mayo, Van Otterloo & Co. LLC beneficially owned 14,672,398 shares of Array Technologies Inc common stock (CUSIP 04271T100), representing 9.52% of the class. The reporting person reports sole voting power over 14,602,698 shares and sole dispositive power over the full 14,672,398 shares. No shared voting or dispositive power is reported.

The filing was signed by Gregory L. Pottle, Chief Compliance Officer, on November 3, 2026. Per the certification included in the filing, the securities "were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer."

What Was Disclosed

Grantham, Mayo, Van Otterloo & Co. LLC filed Amendment No. 4 to Schedule 13G reporting beneficial ownership of 14,672,398 shares, or 9.52%, of Array Technologies Inc common stock, with a triggering event date of September 30, 2026.