Daly Stephen G sold $327K of MTSI
Daly Stephen G (President and CEO) sold 904 shares of MACOM Technology Solutions Holdings, Inc. (MTSI) at $362.02 ($0.33M total) on 2026-05-29 under a Rule 10b5-1 trading plan.
How this was made
The 30-second read
Why it matters
The disclosure provides a datapoint on executive ownership changes but does not include any new operational, financial, or regulatory information.
Market read
Traders may monitor insider activity trends, but this specific filing is unlikely to drive a standalone repricing.
What to watch
10b5-1 plans can mask discretionary intent; compare with prior Form 4s (size, frequency, and whether sales cluster around specific events).
Background
The article is an SEC EDGAR Form 4 insider transaction disclosure for MACOM Technology Solutions Holdings, Inc. (MTSI).
Ticker impact
SEC Form 4 shows MTSI CEO Stephen G. Daly sold 904 shares in an open-market transaction on May 29 under a 10b5-1 plan.
Likely minimal near-term impact; treat as routine unless corroborated by other insider activity.
The filing is a scheduled 10b5-1 sale by the CEO, with no accompanying fundamental catalyst or guidance change reported in the article.
Market effects
No direct sector read-through; insider sale alone rarely resets semiconductor/defense electronics sentiment.
None indicated.
None indicated.
Counterpoint
If insider selling accelerates across multiple executives or is larger than prior patterns, it could be a weak early warning signal despite 10b5-1 labeling.
Key entities
- issuerMACOM Technology Solutions Holdings, Inc.
Subject of the Form 4 insider transaction; CEO Stephen G. Daly sold shares under a 10b5-1 plan.
- insiderStephen G. Daly
President and CEO who executed the open-market sale (904 shares) disclosed on Form 4.

