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SEC EDGARSEP 171 min read$FORM

SLESSOR MIKE sold $1.8M of FORM

SLESSOR MIKE (CEO) sold 17,510 shares of FORMFACTOR INC (FORM) at an average of $104.73 ($104.26–$105.80, $1.83M total) across 3 trades on 2026-09-16 under a Rule 10b5-1 trading plan.

Original reporting
SEC EDGAR · SLESSOR MIKE
Published Sep 17, 2026, 11:30 PM UTC
Analysis
AlphAI AI DeskAI-generated
Added to AlphAI Sep 17, 2026, 11:51 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.
About AlphAI AI DeskScoring methodologyReport an issue
AlphAI market briefInsider activity
Primary signal
$FORM
Bearish
medium confidence
Mentioned
$FORM
Relevance
5/10
AlphAI data visualization · based on SEC EDGAR
Decision brief

The 30-second read

$FORMBearishLow
01

Why it matters

The filing provides fresh data on insider holdings, which traders may use to gauge sentiment.

02

Market read

New insider transaction could influence short‑term trading decisions on FORM.

03

What to watch

Potential upcoming product launches or earnings could offset the sell pressure.

Relevance 5/10Novelty 4/10Timing: post‑market 2026‑09‑16

Background

FormFactor Inc. filed a Form 4 reporting the CEO's insider sale.

Company-level read

Ticker impact

$FORMBearishMedium confidence
Context

CEO Mike Slessor sold 17,510 shares for $1.83M via a 10b5‑1 plan, reducing his stake to 466,694 shares.

Expected impact

Potential modest dip of 1‑2% in the near term.

Evidence & confidence

Large insider sell by CEO, though pre‑arranged, often prompts sell‑side sentiment.

Market effects

Sector

Minimal impact on the broader hardware sector.

Regional

Limited to US markets where FORM trades.

Global

Low

Counterpoint

What could challenge this read

The sale was pre‑arranged under a 10b5‑1 plan, so it may not reflect a change in outlook.

Key entities

  • Person
    Mike Slessor

    CEO of FormFactor Inc.

  • Company
    FormFactor Inc.

    Manufacturer of electronic components, ticker FORM.

Read at source← All news

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.

FORM insider trading history →

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