Lam Research
Etch and deposition systems for chip manufacturing.
Dependency
Two customers: 31% of revenue
Customers
Holdings
Regions
Suppliers
Line: solid ● customers (share of revenue) · dashed ◆ holding · dotted ■ revenue by region · grey ○ no data. Customers are not named in the filing.
Relationships
4 documented relationships
| Type | Counterparty | Value | Period | Confidence | Reverse edge |
|---|---|---|---|---|---|
| Customer (share) | Customer(s) per quote | 17% | FY2025 (per quote) | 0.9 | – |
| names (role not stated) | Micron | – | Jun 28, 2026 | 0.6 | no |
| names (role not stated) | TSMC | – | Jun 28, 2026 | 0.6 | no |
| names us (role not stated) | ASE Technology | – | Dec 31, 2025 | 0.6 | no |
| Region (share) | China | 33.8%a | 12 months to Jun 28, 2026 | 1.0 | – |
| Region (share) | Taiwan | 22.5%a | 12 months to Jun 28, 2026 | 1.0 | – |
| Region (share) | South Korea | 19.4%a | 12 months to Jun 28, 2026 | 1.0 | – |
Related party: not reported – No related-party statement naming any of the 100 covered companies (1 related-party statements in the 10-K filed Aug 7, 2026, none referring to them).
Holdings: not reported – No holding between this company and the other 99 companies in 13F-HR / 13G / Filing-Text.
SEC filings only, quotes in the sources. Confidence 1.0 XBRL/13F · 0.9 quote with value · 0.7 mention without value. 2 competitor mentions not counted as dependencies.
Revenue
Customer Support: 35.9% of revenue
Share of Customer Support in revenue per fiscal year (FY2019–FY2026, revenue types); share = segment revenue / total revenue, derived.
Other parts FY2026: Systems 64.1%
Debt
Total debt FY2026: −16.7% vs. FY2025
$M per fiscal year, as of fiscal year end. a = derived from reported components (calculation in the tooltip and in the sources).
Sources (31)
Dependency
- Customers · Largest customer 10-K, filed Aug 7, 2026 0000707549-26-000037
- Customers · Second-largest customer 10-K, filed Aug 7, 2026 0000707549-26-000037
Relationships (quotes)
- Customer (share) Customer(s) per quote 10-K, filed Aug 7, 2026 0000707549-26-000037“In fiscal year 2025, two customer accounted for approximately 17% and 15% of total revenues.”
- names (role not stated) Micron 10-K, filed Aug 7, 2026 0000707549-26-000037“Our most significant customers during the fiscal years ending June 28, 2026, June 29, 2025, and June 30, 2024 included Micron Technology, Inc., Samsung Electronics Company, Ltd., SK hynix Inc., and Taiwan Semiconductor Manufacturing Company.”
- names (role not stated) TSMC 10-K, filed Aug 7, 2026 0000707549-26-000037“Our most significant customers during the fiscal years ending June 28, 2026, June 29, 2025, and June 30, 2024 included Micron Technology, Inc., Samsung Electronics Company, Ltd., SK hynix Inc., and Taiwan Semiconductor Manufacturing Company.”
- names us (role not stated) ASE Technology 20-F, filed Apr 1, 2026 0001193125-26-135585“We purchase our packaging equipment from major international manufacturers, including All Ring Tech Co., Ltd., Marketech lnternational Corp., Grand Process Technology Corporation, Tokyo Electron Limited, and Lam Research Corporation.”
- Region (share) China 10-K, filed Aug 7, 2026 0000707549-26-000037“XBRL-Fakt country:CN (id f-1107) / Gesamt (id f-1128)” · Calculation: RevenueFromContractWithCustomerExcludingAssessedTax[country:CN] 7,859,811,000 / RevenueFromContractWithCustomerExcludingAssessedTax total 23,232,690,000 (period 2025-06-30–2026-06-28)
- Region (share) Taiwan 10-K, filed Aug 7, 2026 0000707549-26-000037“XBRL-Fakt country:TW (id f-1110) / Gesamt (id f-1128)” · Calculation: RevenueFromContractWithCustomerExcludingAssessedTax[country:TW] 5,222,915,000 / RevenueFromContractWithCustomerExcludingAssessedTax total 23,232,690,000 (period 2025-06-30–2026-06-28)
- Region (share) South Korea 10-K, filed Aug 7, 2026 0000707549-26-000037“XBRL-Fakt country:KR (id f-1113) / Gesamt (id f-1128)” · Calculation: RevenueFromContractWithCustomerExcludingAssessedTax[country:KR] 4,505,327,000 / RevenueFromContractWithCustomerExcludingAssessedTax total 23,232,690,000 (period 2025-06-30–2026-06-28)
Revenue
- Revenue FY2026 10-K, filed Aug 7, 2026 0000707549-26-000037
- Revenue FY2025 (reference) 10-K, filed Aug 11, 2025 0000707549-25-000075
- Mix FY2019 · Customer Support 8-K Ex. 99, filed Jul 29, 2020 0000707549-20-000119
- Mix FY2019 · Revenue total 10-K, filed Aug 20, 2019 0000707549-19-000124
- Mix FY2020 · Customer Support 8-K Ex. 99, filed Jul 29, 2020 0000707549-20-000119
- Mix FY2020 · Revenue total 10-K, filed Aug 18, 2020 0000707549-20-000138
- Mix FY2021 · Customer Support 8-K Ex. 99, filed Jul 28, 2021 0000707549-21-000124
- Mix FY2021 · Revenue total 10-K, filed Aug 17, 2021 0000707549-21-000136
- Mix FY2022 · Customer Support 8-K Ex. 99, filed Jul 27, 2022 0000707549-22-000097
- Mix FY2022 · Revenue total 10-K, filed Aug 24, 2022 0000707549-22-000107
- Mix FY2023 · Customer Support 8-K Ex. 99, filed Jul 26, 2023 0000707549-23-000091
- Mix FY2023 · Revenue total 10-K, filed Aug 15, 2023 0000707549-23-000102
- Mix FY2024 · Customer Support 8-K Ex. 99, filed Jul 31, 2024 0000707549-24-000099
- Mix FY2024 · Revenue total 10-K, filed Aug 29, 2024 0000707549-24-000106
- Mix FY2025 · Customer Support 8-K Ex. 99, filed Jul 30, 2025 0000707549-25-000068
- Mix FY2025 · Revenue total 10-K, filed Aug 11, 2025 0000707549-25-000075
- Mix FY2026 · Customer Support 8-K Ex. 99, filed Jul 29, 2026 0000707549-26-000033
- Mix FY2026 · Revenue total 10-K, filed Aug 7, 2026 0000707549-26-000037
Debt
- Total debt FY2024 10-K, filed Aug 29, 2024 0000707549-24-000106Total debt = current portion of long-term debt $501M (us-gaap:LongTermDebtCurrent, 10-K 0000707549-24-000106) + long-term debt $4.5B (us-gaap:LongTermDebtNoncurrent, 10-K 0000707549-24-000106) = $5.0B
- Total debt FY2025 10-K, filed Aug 11, 2025 0000707549-25-000075Total debt = current portion of long-term debt $750M (us-gaap:LongTermDebtCurrent, 10-K 0000707549-25-000075) + long-term debt $3.7B (us-gaap:LongTermDebtNoncurrent, 10-K 0000707549-25-000075) = $4.5B
- Total debt FY2026 10-K, filed Aug 7, 2026 0000707549-26-000037Total debt = current portion of long-term debt $0.00 (us-gaap:LongTermDebtCurrent, 10-K 0000707549-26-000037) + long-term debt $3.7B (us-gaap:LongTermDebtNoncurrent, 10-K 0000707549-26-000037) = $3.7B
- Interest expense FY2026 10-K, filed Aug 7, 2026 0000707549-26-000037
Data quality
- Legal name
- Lam Research Corporation
- CIK
- 0000707549
- Period
- FY2016 – FY2026
- Coverage
- 98.5% · 1262 reported · 445 derived · 26 missing · 434 not reported
missing = the company reports the value, it is not (yet) captured here · not reported = the company does not disclose the value · a = derived · ~ = reported rounded only.