John F. Kober III, an officer of MACOM Technology Solutions Holdings, Inc., filed a Form 144 notice on October 26, 2026, disclosing a proposed sale of 1,027 shares of common stock through Morgan Stanley Smith Barney LLC Executive Financial Services.

Key Highlights

  • Proposed seller: John F. Kober III, identified as an Officer of MACOM Technology Solutions Holdings, Inc.
  • Shares proposed for sale: 1,027 shares of common stock, with an aggregate market value of $242,618.48.
  • Source of shares: The 1,027 shares were acquired on October 23, 2026, via Restricted Stock Units issued by the company.
  • Approximate sale date: October 26, 2026, to be executed on NASDAQ through Morgan Stanley Smith Barney LLC Executive Financial Services.
  • Prior sales in past 3 months: 7,389 shares sold on August 17, 2026, generating gross proceeds of $2,409,412.45 under a 10b5-1 plan.
  • Trading plan: The notice references a Rule 10b5-1 plan adopted on August 14, 2025.
  • Total shares outstanding: 76,370,931 shares of common stock, as stated in the filing.

Kober's Proposed Disposition of RSU-Sourced Shares at MACOM Technology

MACOM Technology Solutions Holdings, Inc. (NASDAQ:MTSI), a semiconductor and high-performance analog technology company headquartered at 100 Chelmsford Street, Lowell, Massachusetts, is the issuer named in the filing. The notice was submitted by John F. Kober III, listed as an officer of the company, in connection with a proposed sale of 1,027 shares of MACOM common stock, valued at $242,618.48 in aggregate based on figures stated in the filing.

According to the filing, the 1,027 shares were acquired on October 23, 2026, through a Restricted Stock Unit transaction, with the issuer identified as the party from whom the shares were received. The nature of payment is listed as "N/A," indicating no cash consideration was paid for the RSU conversion. The proposed sale is to be conducted through Morgan Stanley Smith Barney LLC Executive Financial Services, located at 1 New York Plaza, 8th Floor, New York, NY 10004, on the NASDAQ exchange.

The filing also discloses that over the prior three months, Kober sold 7,389 shares of MACOM common stock on August 17, 2026, generating gross proceeds of $2,409,412.45. Those sales were executed as 10b5-1 Sales under a plan adopted on August 14, 2025. The current notice similarly references that same August 14, 2025, plan adoption date, indicating the proposed transaction may fall under the same pre-established Rule 10b5-1 trading arrangement. As of the filing date, 76,370,931 shares of MACOM common stock were reported as outstanding.

What Was Disclosed

An officer of MACOM Technology Solutions Holdings, Inc. filed a Form 144 proposing to sell 1,027 RSU-derived shares of common stock on NASDAQ on October 26, 2026, with an aggregate market value of $242,618.48, under a 10b5-1 plan adopted August 14, 2025.