The Short Answer
GlobalFoundries stock (GFS) is generally considered halal by most Islamic scholars and Sharia screening criteria, with leverage as the primary consideration. GlobalFoundries is a contract semiconductor foundry that manufactures chips for other companies.
Contract semiconductor manufacturing is unambiguously permissible at the activity level. The main consideration is the financial screen: foundry operations are highly capital-intensive, so GlobalFoundries carries fab-related debt and the debt-to-market-cap ratio should be verified against the 33% threshold at the time of investment.
Sharia Screening Methodology
Islamic scholars use several criteria to screen stocks:
- Business activity screen: Is the company's primary business halal?
- Debt ratio: Total debt / market cap must be under 33%
- Interest income: Interest income / total revenue must be under 5%
- Haram revenue: Revenue from haram sources must be under 5%
- Receivables ratio: Total receivables / total assets must be under 49–70% (varies by board)
GlobalFoundries' Business Activity
GlobalFoundries provides:
- Contract chip manufacturing: Feature-rich process technologies made to order for fabless designers
- End-market focus: Automotive, smart mobile devices, communications infrastructure, IoT, and industrial
- Specialty processes: Differentiated, non-leading-edge nodes rather than bleeding-edge logic
This is a general-purpose industrial manufacturing business. This is permissible at the activity level.
Concerns to Be Aware Of
1. Leverage — The Primary Screen
Semiconductor foundries are among the most capital-intensive businesses in technology, and GlobalFoundries carries fab-related debt and large fixed assets. The debt-to-market-cap ratio should be verified against the 33% Sharia threshold at the time of investment. This is the primary Sharia-screening consideration.
2. Interest Income on Cash
GlobalFoundries holds a large cash and short-term-investments balance that can generate interest income. Verify the interest-income-to-revenue ratio against the 5% threshold and purify the corresponding portion of any returns.
3. Semiconductor Cyclicality
Earnings are sensitive to the semiconductor cycle, fab-utilization rates, and customer concentration in automotive and mobile end-markets. This is a business-cycle consideration rather than a Sharia screen concern.
Financial Ratios (2025)
Based on GlobalFoundries' most recent financial statements:
- Total Debt / Market Cap: Fab-related leverage — verify against the 33% threshold at the time of investment ⚠️
- Interest Income / Revenue: Verify against 5% — large cash balance ⚠️
- Haram Revenue: Negligible (chip manufacturing) ✅
- Business Activity: Permissible semiconductor manufacturing ✅
Verdict from Major Screening Agencies
GlobalFoundries stock is generally screened as compliant (halal) with purification, subject to leverage verification by:
- Zoya App — Generally compliant, verify financials ✅
- MSCI Islamic criteria — Generally included subject to ratios ✅
- Most major Sharia advisory boards — Compliant with purification, subject to debt-ratio verification ✅
Bottom Line
GlobalFoundries (GFS) is generally halal with purification for Muslim investors, subject to verifying the debt ratio at the time of investment. The core business — contract semiconductor manufacturing — is unambiguously permissible at the activity level. Because foundries are highly capital-intensive, the most important step is confirming the debt-to-market-cap ratio sits below the 33% threshold, then purifying a small portion of any interest income.
For Muslim investors seeking semiconductor exposure, GFS sits alongside other halal-screened names like TSMC (TSM) and ASML.
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