FMR LLC and Abigail P. Johnson filed Amendment No. 6 to their Schedule 13G with the SEC on November 4, 2026, disclosing beneficial ownership of common stock in MACOM Technology Solutions Holdings Inc. as of September 30, 2026.

Key Highlights

  • Aggregate beneficial ownership: FMR LLC and Abigail P. Johnson each reported beneficial ownership of 8,993,391.41 shares of MACOM Technology Solutions Holdings Inc. common stock.
  • Percent of class: The aggregate amount represents 11.8% of the outstanding common stock, according to the filing.
  • Sole voting power (FMR LLC): FMR LLC reported sole voting power over 8,928,611.63 shares, with no shared voting power reported.
  • Sole dispositive power: Both FMR LLC and Abigail P. Johnson each reported sole dispositive power over 8,993,391.41 shares, with shared dispositive power of 0.00.
  • Event date: The date of the event requiring this filing was September 30, 2026.
  • Third-party interests: The filing states that one or more other persons have the right to receive or direct dividends or sale proceeds, but no single other person's interest exceeds five percent of the total outstanding common stock.

FMR LLC and Abigail P. Johnson Disclose Large Passive Stake in MACOM Technology

According to the filing, FMR LLC, a Delaware-organized holding company located at 245 Summer Street, Boston, Massachusetts, submitted Amendment No. 6 to its Schedule 13G covering common stock of MACOM Technology Solutions Holdings Inc. (CUSIP: 55405Y100), whose principal offices are located at 100 Chelmsford Street, Lowell, MA 01851. The filing was signed on November 4, 2026, by Stephanie J. Brown, acting under a Power of Attorney on behalf of both FMR LLC and Abigail P. Johnson.

The filing reports that FMR LLC, classified as a parent holding company (type "HC"), holds aggregate beneficial ownership of 8,993,391.41 shares, representing 11.8% of the class. FMR LLC reported sole voting power over 8,928,611.63 shares and sole dispositive power over 8,993,391.41 shares. Abigail P. Johnson, classified as an individual (type "IN") and a U.S. citizen, reported the same aggregate beneficial ownership figure of 8,993,391.41 shares, also representing 11.8% of the class, with sole dispositive power over all such shares and zero sole or shared voting power attributed directly to her.

The filing certifies, as required, that 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." Subsidiary identification is addressed by reference to Exhibit 99 attached to the filing. No group dissolution or group membership was reported as applicable.

What Was Disclosed

FMR LLC and Abigail P. Johnson filed Amendment No. 6 to Schedule 13G disclosing aggregate beneficial ownership of 8,993,391.41 shares, equal to 11.8% of MACOM Technology Solutions Holdings Inc. common stock, as of September 30, 2026.