SEC filings · customer concentration · FORM

Formfactor's major customers

Sk Hynix accounted for 23% of Formfactor's revenue in FY 2025, about the same as 19% a year earlier.

1major customers now
23%of revenue from them
0listed suppliers depending on it
2011–2026years covered
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Major customers of Formfactor

Customers that Formfactor named in its annual report as 10% or more of revenue. A missing year means the customer was below that line or not named.

CustomerShare of revenueChange vs prior yearHistoryLatest filing
Sk HynixSKHY23%from 19%FY 2024: 19%FY 2025: 23%2 yearsFY 2025 · filed 20 Feb 2026

Formerly disclosed

CustomerShare of revenueChange vs prior yearHistoryLatest filing
IntelINTC15%last FY 2024FY 2013: 18%FY 2014: 20%FY 2015: 20%FY 2016: 30%FY 2017: 26%FY 2018: 19%FY 2019: 25%FY 2020: 32%FY 2021: 20%FY 2022: 19%FY 2023: 17%FY 2024: 15%12 yearsFY 2024 · filed 20 Feb 2026
Sk Hynix Semiconductor14%last FY 2015FY 2011: 16%FY 2012: 29%FY 2013: 17%FY 2014: 17%FY 2015: 14%5 yearsFY 2015 · filed 27 Feb 2018
Micron TechnologyMU12%last FY 2015FY 2011: 20%FY 2012: 13%FY 2013: 12%FY 2014: 15%FY 2015: 12%5 yearsFY 2015 · filed 27 Feb 2018
Samsung Electronics11%last FY 2021FY 2011: 11%FY 2012: 12%FY 2015: 15%FY 2019: 12%FY 2021: 11%5 yearsFY 2021 · filed 23 Feb 2024

About this data

US-listed companies must disclose revenue from any single customer that reaches 10% of their total (ASC 280). ShadowGraph reads these disclosures from the XBRL data of every 10-K and 20-F we scan, keeps one value per fiscal year (restatements replace earlier values) and links each number to its filing. Companies that describe a customer only as "Customer A" are not listed by name. Figures are as reported; nothing here is investment advice.

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