$FORM

SLESSOR MIKE sold $560K of FORM

SLESSOR MIKE (CEO) sold 4,735 shares of FORMFACTOR INC (FORM) at an average of $118.31 ($116.56–$121.30, $0.56M total) across 6 trades on 2026-07-15 under a Rule 10b5-1 trading plan.

Original reporting
SEC EDGAR · SLESSOR MIKE
Published Jul 16, 2026, 9:30 PM UTC
Analysis
alphai AI DeskAI-generated
Added to alphai Jul 16, 2026, 9:33 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
$FORM
Neutral
medium confidence
Mentioned
$FORM
Relevance
4/10
alphai data visualization · based on SEC EDGAR
Decision brief

The 30-second read

$FORMNeutralLow
01

Why it matters

The only new fact is the reported sale size, trade window, and confirmation of a pre-arranged 10b5-1 plan; no operational or financial updates are included.

02

Market read

Traders may monitor insider activity for sentiment, but this filing alone does not change the company’s fundamentals based on the provided text.

03

What to watch

The filing does not indicate whether other insiders sold/bought around the same window, nor does it provide option exercises or net insider activity beyond this transaction.

Relevance 4/10Novelty 3/10Timing: Filed 2026-07-16 after trades on 2026-07-15.

Background

The article is an SEC Form 4 insider transaction disclosure for FormFactor Inc, reporting an open-market sale by the CEO.

Company-level read

Ticker impact

$FORMNeutralMedium confidence
Context

SEC Form 4 shows CEO Mike Slessor sold $560,194 of FORM shares across 6 trades at $116.56 to $121.30 on 2026-07-15.

Expected impact

Likely limited, short-lived sentiment impact; no direct fundamental change indicated by the filing details provided.

Evidence & confidence

The disclosure is a routine insider sale with stated 10b5-1 pre-arrangement, and the article provides no accompanying company-specific news (earnings, guidance, deals, or regulatory actions).

Market effects

No sector read-across; this is company-specific insider transaction reporting.

None indicated.

None indicated.

Counterpoint

Insider sales under a 10b5-1 plan can be purely planned liquidity, so the market may overreact if it treats it as discretionary selling.

Key entities

  • FORM

    FormFactor Inc, issuer of the Form 4 insider sale by CEO Mike Slessor.

  • Mike Slessor

    CEO and officer/director who sold shares under a 10b5-1 plan.

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