Canadian Halal Investor.

NYSE Shariah screener · October 2026

Is Corning Incorporated (GLW) Halal?

PASS

Corning Incorporated · NYSE: GLW · Technology

The short answer

Yes — Corning Incorporated (GLW) passes this Shariah stock screen. The Corning, New York company (founded 1851) makes specialty glass, ceramics, and optical fiber across five segments: Optical Communications (fiber and cable for telecom networks, data centers, and AI infrastructure — including 2026 AI buildout partnerships with NVIDIA and Meta), Display Technologies (glass substrates for LCD and OLED screens), Specialty Materials (Gorilla Glass cover glass, optical materials), Automotive (ceramic substrates and filters for emissions control), and Life Sciences (laboratory products) — no haram business segments disclosed. The financial ratios pass comfortably: total debt of $8,424M ($7,756M long-term + $668M short-term) on the Q2 2026 10-Q balance sheet (June 30, 2026) is 6.10% of its ~$138.18B market cap (October 1, 2026), below the ~33% ceiling, and FY2025 interest income of $38M is 0.24% of $15,629M revenue, below the 5% ceiling. Zoya's GLW page also rates GLW as Shariah-compliant (September 2026), citing the same figures. This is a factual screen, not a religious ruling — consult a qualified scholar for personal rulings.

Gate 1 — Business activity: PASS

Corning Incorporated (NYSE: GLW), founded in 1851 and headquartered in Corning, New York, is a materials-science company serving six distinct end markets (telecommunications, consumer electronics, automotive, healthcare, life sciences, and solar) across five reportable segments. Optical Communications makes optical fiber, cable, and connectivity for carrier networks (video, data, voice infrastructure), enterprise networks, and hyperscale data centers — its largest growth driver in 2026, with long-term fiber-supply agreements tied to the AI buildout (NVIDIA partnership, May 2026; Meta cable-manufacturing expansion, March 2026; Zayo supply agreement, August 2026; AT&T fiber initiative, September 2026). Display Technologies manufactures glass substrates for LCD and OLED televisions, monitors, notebooks, and tablets. Specialty Materials produces cover glass (Gorilla Glass) for smartphones, optical materials for semiconductors, and precision glass ceramics. Automotive manufactures ceramic substrates and filter products for emissions control in gasoline and diesel engines. Life Sciences develops laboratory and biotechnology products. Corning also makes polysilicon through Hemlock Semiconductor. FY2025 net sales were $15,629M. Business-screen implication (factual): all activity is industrial glass, ceramics, fiber, and lab products; the filings disclose no alcohol, gambling, conventional finance, pork, weapons, or tobacco revenue — no haram segments. Gate 1 passes. Facts only.

Gate 2 — Debt and cash: PASS

Per Corning's Q2 2026 Form 10-Q balance sheet (June 30, 2026; results announced July 28, 2026), long-term debt is $7,756M and total debt is $8,424M (implying a $668M short-term portion), down from $8,434M at December 31, 2025. Against a market cap of about $138.18B (NYSE: GLW at $160.42, October 1, 2026, stockanalysis.com), debt ÷ market cap is $8,424M ÷ $138,180M = 6.10% — below the ~33% ceiling. Cash and cash equivalents of $2,500M (Q2 2026) are about 1.81% of market cap. The debt gate passes. Facts only.

Gate 3 — Non-compliant income: PASS

Corning's FY2025 financial tables (Form 8-K Exhibit 99, January 27, 2026; also carried in the FY2025 Form 10-K) report 'Interest income' of $38M against FY2025 net sales of $15,629M — $38M ÷ $15,629M = 0.24% of revenue, below the 5% non-compliant income ceiling. Interest expense is reported separately ($336M in FY2025); the $38M is income, not expense. The $38M interest-income line is the broadest verifiable interest-income figure from Corning's filings, and Zoya's own GLW page cites this same $38M figure and computes the same 0.24% ratio. The income gate passes. Facts only.

Key figures used

Frequently asked questions

What does Corning do?

Corning Incorporated, founded in 1851 and headquartered in Corning, New York, is a materials-science company that makes specialty glass, ceramics, and optical fiber. Its five reportable segments are Optical Communications (optical fiber, cable, and connectivity for carrier and enterprise networks, data centers, and AI infrastructure — including 2026 partnerships with NVIDIA and Meta on AI data-center buildouts), Display Technologies (glass substrates for LCD and OLED televisions, monitors, notebooks, and tablets), Specialty Materials (cover glass such as Gorilla Glass for smartphones and optical materials for semiconductors), Automotive (ceramic substrates and filters for emissions control), and Life Sciences (laboratory and biotech products). Corning also produces polycrystalline silicon (polysilicon) for the solar industry through Hemlock Semiconductor. FY2025 net sales were $15,629M.

Why does GLW pass this Shariah stock screen?

GLW passes this Shariah stock screen at all three gates. Gate 1 (business activities): optical fiber, display glass, cover glass, lab products, auto-emissions ceramics, and solar polysilicon are industrial/materials activity — no alcohol, gambling, conventional finance, pork, weapons or tobacco revenue. Gate 2 (debt): total debt of $8,424M (long-term debt $7,756M + short-term portion $668M) on the Q2 2026 10-Q balance sheet (June 30, 2026) ÷ a ~$138.18B market cap (October 1, 2026) is 6.10%, below the ~33% ceiling. Gate 3 (interest income): FY2025 interest income of $38M is 0.24% of $15,629M revenue, under the 5% ceiling. This is a factual screen, not a religious ruling — consult a qualified scholar for personal rulings.

What is GLW's interest-bearing debt ratio?

Per Corning's Q2 2026 Form 10-Q balance sheet (June 30, 2026; results announced July 28, 2026), long-term debt is $7,756M and total debt is $8,424M (implying a $668M short-term portion), down from $8,434M at December 31, 2025. Against a market cap of about $138.18B (NYSE: GLW at $160.42, October 1, 2026, stockanalysis.com), debt ÷ market cap is $8,424M ÷ $138,180M = 6.10% — below the ~33% ceiling. Cash and cash equivalents of $2,500M (Q2 2026) are about 1.81% of market cap. The debt gate passes.

What is GLW's non-compliant income ratio?

Corning's FY2025 financial tables (Form 8-K Exhibit 99, January 27, 2026; also carried in the FY2025 Form 10-K) report 'Interest income' of $38M against FY2025 net sales of $15,629M — $38M ÷ $15,629M = 0.24% of revenue, below the 5% non-compliant income ceiling. Interest expense is reported separately ($336M in FY2025). The $38M interest-income line is the broadest verifiable interest-income figure from Corning's filings, and Zoya's own GLW page cites the same $38M figure and computes the same 0.24% ratio. The income gate passes.

Do Zoya, Musaffa, or ShariaPortfolio cover GLW?

Zoya covers GLW (zoya.finance/stocks/glw): its main displayed answer rates GLW as Shariah-compliant (as of September 2026) and cites FY2025 revenue of $15,629M with interest income of $38M (0.24%) — the same figures used on this page. Note that Zoya's page also renders auto-generated FAQ variants containing a contradictory 'not' version, so Zoya is reported as one data point rather than relied upon. No public Musaffa GLW page was found in search, and ShariaPortfolio (a wealth-management firm) publishes no per-ticker GLW rating — both honestly reported as not found, not invented. This page applies the screen directly from Corning's own filings.

Sources

Screened 2026-10-01 from published company figures and market data. Figures change; this page is educational, not financial advice and not a religious ruling.

Screened with our two-gate Shariah screening methodology (business-activity gate, then AAOIFI-style financial ratios).