FMR LLC filed Amendment No. 3 to its Schedule 13G with the SEC on November 4, 2026, disclosing beneficial ownership of common stock in Simpson Manufacturing Co as of September 30, 2026.

Key Highlights

  • Aggregate beneficial ownership: FMR LLC reported beneficial ownership of 2,955,885.35 shares of Simpson Manufacturing Co common stock, representing 7.2% of the class.
  • Sole voting power: FMR LLC holds sole voting power over 2,941,714.59 shares, according to the filing.
  • Sole dispositive power: FMR LLC holds sole dispositive power over 2,955,885.35 shares, with no shared dispositive power reported.
  • Abigail P. Johnson: Also named as a reporting person, Johnson is listed with sole dispositive power over 2,955,885.35 shares and 0.00 sole or shared voting power.
  • Triggering event date: The date of the event requiring this filing is stated as September 30, 2026.
  • No controlling interest: The filing certifies that the securities "were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer."

FMR LLC and Abigail P. Johnson Disclose Position in Simpson Manufacturing Common Stock

According to the filing, FMR LLC, a Delaware-organized holding company with its principal business office at 245 Summer Street, Boston, Massachusetts 02210, submitted Amendment No. 3 to Schedule 13G covering common stock of Simpson Manufacturing Co (CUSIP 829073105). The issuer's principal executive offices are listed at 5956 W Las Positas Blvd, Pleasanton, CA 94588. The filing reports a triggering event date of September 30, 2026.

The filing discloses that FMR LLC beneficially owns 2,955,885.35 shares, equal to 7.2% of the outstanding class, with sole voting power over 2,941,714.59 shares and sole dispositive power over the full 2,955,885.35 shares. Shared voting and shared dispositive power are each listed as 0.00. Abigail P. Johnson is identified as a separate reporting person of type "IN" (individual), also attributed with beneficial ownership of 2,955,885.35 shares and 7.2% of the class, with sole dispositive power over that full amount but no voting power reported in her own name.

The filing notes under Item 6 that "one or more other persons are known to have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, the COMMON STOCK of SIMPSON MANUFACTURING CO," but specifies that no single other person's interest exceeds five percent of total outstanding shares. The document was signed on November 4, 2026, by Stephanie J. Brown under powers of attorney granted by FMR LLC and Abigail P. Johnson in January 2023.

What Was Disclosed

FMR LLC and Abigail P. Johnson filed Amendment No. 3 to Schedule 13G reporting combined beneficial ownership of 2,955,885.35 shares, or 7.2%, of Simpson Manufacturing Co common stock as of September 30, 2026, with no shared voting or dispositive power.