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FORM · FORMFACTOR INC

Everything on this page is public record — SEC Form 4 filings and congressional disclosures — alongside any INSIDER SCANNER research case for this company.

Open-market buys0
Open-market sells3
Research cases0
Last filing2026-10-14

Insider flow: Selling only — a count of disclosed transactions, not a rating or a recommendation.

Insider transaction timeline

Every reported transaction, positioned by trade date. Purchases sit above the axis, sales below; circle area is proportional to dollar value. No share-price line is drawn — this feed carries transaction prices only, and a price history inferred from them would imply market data the filings do not contain.

Open-market purchase Open-market sale
2026-10-14 — SLESSOR MIKE · sold 2,195 @ $124.23 2026-10-14 — SLESSOR MIKE · sold 7,703 @ $125.36 2026-10-14 — SLESSOR MIKE · sold 1,200 @ $125.92
2026-10-142026-10-14

Insider participation

One row per insider, one cell per reported transaction, shaded by value. Repeat buying and activity clustered in time are visible at a glance.

SLESSOR MIKE CEO, Director
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The analysis built on top of these filings

The filings above are public record and stay public here. What an account adds for $FORM is the reading of them — and for this company, that is what the list below says it is, no more.

  • Transaction timelineThe [{'transaction_date': '2026-10-14', 'insider_name': 'SLESSOR MIKE', 'insider_title': 'CEO, Director', 'transaction_type': 'Open-market sell', 'shares': 2195.0, 'price': 124.23, 'value': 272684.85, 'is_buy': False}, {'transaction_date': '2026-10-14', 'insider_name': 'SLESSOR MIKE', 'insider_title': 'CEO, Director', 'transaction_type': 'Open-market sell', 'shares': 7703.0, 'price': 125.36, 'value': 965648.08, 'is_buy': False}, {'transaction_date': '2026-10-14', 'insider_name': 'SLESSOR MIKE', 'insider_title': 'CEO, Director', 'transaction_type': 'Open-market sell', 'shares': 1200.0, 'price': 125.92, 'value': 151104.0, 'is_buy': False}] reported transactions plotted over the window rather than listed, so concentration is visible.

Not available for FORM today: no reported open-market purchases in this window, so there is no insider cost basis to compute; no research case — nothing here has cleared the scoring threshold. Both appear on this page on their own if that changes.

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Not financial advice. This page reports public filings and past research output. It is not a recommendation to buy or sell, and no price target here is a prediction. Trade at your own risk.