Daly Stephen G sold $538K of MTSI
Daly Stephen G (President and CEO) sold 1,500 shares of MACOM Technology Solutions Holdings, Inc. (MTSI) at $358.44 ($0.54M total) on 2026-05-29 under a Rule 10b5-1 trading plan.
How this was made
The 30-second read
Why it matters
Insider selling disclosures can affect sentiment, but 10b5-1 pre-arranged plans are designed to reduce timing-based trading signals.
Market read
Sentiment read-through is likely limited; traders may monitor for follow-on insider activity or other corporate catalysts.
What to watch
The filing does not clarify tax-motivated sales, diversification needs, or option/RSU-related mechanics; without trend context, directional inference is weak.
Background
The article is an SEC Form 4 insider transaction: Stephen G. Daly (President & CEO) sold shares in an open-market sale executed under a pre-arranged Rule 10b5-1 plan.
Ticker impact
MTSI’s CEO sold 1,500 shares in an open-market transaction ($537,660) under a pre-arranged 10b5-1 plan.
Low likelihood of a sustained price move; any reaction is likely short-lived unless accompanied by other news.
SEC Form 4 insider sales are typically routine when executed under a pre-arranged 10b5-1 plan and the filing contains no new company-specific operational or financial information.
Market effects
Minimal—single-company insider sale without accompanying guidance or contract updates.
None indicated.
None indicated.
Counterpoint
Even with a 10b5-1 plan, repeated insider selling can coincide with management’s view of near-term valuation risk.
Key entities
- issuerMACOM Technology Solutions Holdings, Inc.
Subject of the Form 4 insider sale by its President and CEO.
- insiderStephen G. Daly
President and CEO who sold 1,500 shares of MTSI.

