$MASI

Solomon Darlene J. S. sold (to issuer) $543K of MASI

Solomon Darlene J. S. sold (to issuer) 3,015 shares of MASIMO CORP (MASI) at $180.00 ($0.54M total) on 2026-06-10.

Original reporting
SEC EDGAR · Solomon Darlene J. S.
Published Jun 12, 2026, 8:40 PM UTC
Analysis
alphai AI DeskAI-generated
Added to alphai Jun 12, 2026, 8:46 PM UTC. Informational, not investment advice.
How this was made
alphai summarizes source reporting and applies a structured AI analysis for relevance, timing, sentiment and ticker impact. Always verify material claims with the original publisher.
alphai market briefInsider activity
Primary signal
$MASI
Neutral
high confidence
Mentioned
$MASI
Relevance
5/10
alphai data visualization · based on SEC EDGAR
Decision brief

The 30-second read

$MASINeutralLow
01

Why it matters

It documents a director’s sale to the issuer (buyback participation-style code) at a specific price and share count; no additional company-specific news is included.

02

Market read

Primarily useful for tracking insider flows; unlikely to drive a standalone trading catalyst without accompanying fundamental/regulatory updates.

03

What to watch

The transaction code indicates sale to issuer (often tied to buyback participation/structured liquidity), and the filing provides no rationale or linkage to company fundamentals.

Relevance 5/10Novelty 2/10Timing: Filed June 12; transaction dated June 10.

Background

The article is an SEC Form 4 insider transaction disclosure for Masimo Corp (MASI).

Company-level read

Ticker impact

$MASINeutralHigh confidence
Context

Masimo director Solomon Darlene sold 3,015 shares to the issuer at $180/share, leaving 0 shares after the Form 4 filing.

Expected impact

Low near-term impact; any effect is likely absorbed by normal buyback/insider-flow noise rather than a new fundamental catalyst.

Evidence & confidence

The disclosure is a Form 4 insider transaction with a defined sale-to-issuer code and no accompanying operational/regulatory/financial event in the text.

Market effects

No sector read-across; this is a single insider transaction with no stated business change.

None indicated.

None indicated.

Counterpoint

Because the director ended with 0 shares, some traders may interpret it as a stronger-than-usual personal de-risking signal, even if the sale is to the issuer.

Key entities

  • MASIMO CORP

    Company whose director insider transaction is disclosed on Form 4.

  • Solomon Darlene J. S.

    Director who sold 3,015 shares to the issuer at $180/share.

Full insider trading history

This story covers one filing. See everything behind it: every insider buy and sell on record, 10b5-1 plans, late filings, and which officers and directors are trading.

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