The Short Answer
Flowserve (FLS) is qualitatively HALAL, and its known current asset-based ratios pass. The March 31, 2026 filing still leaves prohibited-activity classification incomplete.
Pump, valve, mechanical-seal, and flow-control-equipment manufacturing is generally permissible at the activity level. The current screen shows debt/assets of 32.97%, liquidity/assets of 13.82%, receivables-plus-cash/assets of 30.55%, and disclosed interest income of 0.14% of quarterly revenue.
Current quantitative Sharia screen
Based on 10-Q figures for the period ended 2026-03-31; calculated 2026-07-15.
1,890.325 / 5,733.16
792.354 / 5,733.16
1,751.339 / 5,733.16
1.5 / 1,068.269
- Financial
- Pass
- Overall
- Incomplete
Debt/assets is 32.97%, liquidity/assets is 13.82%, receivables-plus-cash/assets is 30.55% and disclosed interest income is 0.14%; the debt ratio is close to the examined limit and activity remains incomplete.
- Financial
- Pass
- Overall
- Incomplete
Known asset-based ratios are below the examined limits; no universal prohibited-revenue numerator is disclosed.
- Financial
- Pass
- Overall
- Incomplete
Known financial ratios pass the examined limits. This is not an official classification and the activity numerator remains qualitative.
- Financial
- Not calculated
- Overall
- Incomplete
A licensed historical market-cap series is not stored; the total-assets ratios are shown separately.
Business-activity disclosure
Flowserve manufactures pumps, valves, seals and flow-control systems for industrial, energy, chemical and water customers. The core manufacturing activity is generally permissible, while downstream end-use allocation remains qualitative.
Limitation: The filing does not provide a universal prohibited-revenue numerator across customer and end-use categories.
Purification
The filing discloses $1.5 million of interest income, but no scholar-specific purification instruction or universal prohibited-revenue numerator is provided.
Inputs, assumptions and primary sources
- Amounts are USD millions from Flowserve's March 31, 2026 Form 10-Q.
- Debt combines $1,714.972 million of current and long-term debt with $175.353 million of operating lease liabilities.
- Cash is $792.354 million and accounts receivable is $958.985 million.
- Sales are $1,068.269 million and disclosed interest income is $1.5 million, approximately 0.14% of revenue.
- Industrial pumps, valves, seals and flow-control equipment are generally permissible, but no universal prohibited-revenue numerator is asserted.
This is a reproducible financial screen, not a fatwa. A failed total-assets screen can coexist with a pass under a market-cap methodology. ZakatInvest keeps the qualitative assessment separate so numerical thresholds do not erase material context.
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)
Flowserve's Business Activity
Flowserve operates through two reporting segments:
- Flowserve Pumps Division: Engineered-and-industrial pumps, pump-systems, and related equipment
- Flow Control Division: Industrial valves, manual valves, control valves, actuators, controls, and seals
A large share of revenue comes from recurring aftermarket-services on the installed base. These are general-purpose industrial-equipment businesses — manufacturing and servicing physical flow-control products. This is permissible at the activity level.
Concerns to Be Aware Of
1. Leverage Profile (Primary Consideration)
Flowserve reports $1,890.325 million of debt and leases against $5,733.16 million of assets (32.97%). That known asset-based ratio is just below the examined limit, so debt changes deserve close monitoring.
2. Cyclical End-Markets
Flow-control equipment is sold into oil-and-gas, chemical, power-generation, water, and general-industrial markets. Significant exposure to oil-and-gas and chemical capital-spending cycles can drive earnings volatility — a business-cycle consideration rather than a Sharia screen concern.
3. Minor Interest Income
The filing discloses $1.5 million of interest income, or about 0.14% of quarterly revenue. It is a screen input, not a scholar-specific purification instruction.
Filing-Based Ratios (March 31, 2026)
Based on Flowserve's latest Form 10-Q:
- Debt / assets: 32.97%, below but close to the examined 33.333% limit.
- Cash + interest-bearing securities / assets: 13.82%, below the examined limit.
- Receivables + cash / assets: 30.55%, below the examined limit.
- Interest income / revenue: 0.14%, below the examined 5% benchmark.
- Prohibited-activity revenue: Not disclosed; activity result is incomplete.
Methodology Interpretation
The known financial ratios pass the examined FTSE Yasaar, MSCI total-assets and Malaysia-style limits. Because the filing does not disclose a universal prohibited-revenue numerator, the overall result remains incomplete rather than a universal fatwa.
Bottom Line
Flowserve (FLS) has a generally permissible core business and passes the known current asset-based ratios, but the overall screen is incomplete because prohibited-activity revenue is not fully disclosed.
For Muslim investors seeking industrial-equipment exposure, FLS sits alongside other halal-screened names like Dover (DOV) and Xylem (XYL).
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