---
schema_version: "secwatch.filing_event.v1"
accession: "0001039399-26-000037"
form_type: "8-K"
ticker: "FORM"
cik: "0001039399"
company_name: "FORMFACTOR INC"
filed_at: "2026-10-13T10:30:01+00:00"
generated_at: "2026-10-13T10:35:13.873213+00:00"
event_type: "m_and_a"
sentiment: "positive"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# FormFactor to sell 2.23M shares to Teradyne for $300M in private placement tied to test collaboration

## Summary
- Securities Purchase Agreement dated Oct 6, 2026: Teradyne (TER) buys 2,234,887 FORM shares for ~$300.0M, an implied ~$134.24/share, in a private placement exempt under Section 4(a)(2).
- Transaction expected to close in Q4 fiscal 2026, subject to customary closing conditions and regulatory approvals.
- Companies announced broad technology collaboration combining FormFactor probe, interface, test-engineering and characterization expertise with Teradyne automated test platforms.
- Target applications named: high-performance compute, advanced packaging, high-bandwidth memory (HBM) and silicon photonics, from wafer to data center.
- FormFactor CEO Mike Slessor cited test performance and time-to-market as competitive advantages; Teradyne CEO Gregory Smith framed it as an 'open, interoperable ecosystem' for shared customers.

## SEC filing metadata
- accession: 0001039399-26-000037
- form_type: 8-K
- ticker: FORM
- cik: 0001039399
- company_name: FORMFACTOR INC
- filed_at: 2026-10-13T10:30:01+00:00
- event_type: m_and_a
- sentiment: positive
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: high
- sec_items: 3.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1039399/000103939926000037/0001039399-26-000037-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1039399/000103939926000037/form-20261006.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001039399-26-000037
- JSON: https://secwatch.observer/filing/0001039399-26-000037.json
- Plain text: https://secwatch.observer/filing/0001039399-26-000037.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.