Primary-sourced research on GLOBALFOUNDRIES Inc. (NASDAQ: GFS)https://gfs.primarysourced.com/https://gfs.primarysourced.com/00_index/https://gfs.primarysourced.com/00_index/Working knowledge base on GlobalFoundries (NASDAQ: GFS) — pure-play wafer foundry; Fotonix silicon-photonics process; AMF Singapore; AI / RF / automotive end markets.Wed, 29 Apr 2026 00:00:00 GMThttps://gfs.primarysourced.com/01_company/00_overview/https://gfs.primarysourced.com/01_company/00_overview/Corporate snapshot for GlobalFoundries Inc. (NASDAQ: GFS, CIK 0001709048): 2009 AMD spin-out, Cayman incorporation, October 2021 IPO, Mubadala majority control, Tim Breen CEO since April 28 2025, ~14,000 headcount, FY2025 revenue $6.79B, Fab 8 Malta NY plus Dresden / Singapore / Burlington VT footprint, plus the November 2025 AMF Singapore acquisition.Wed, 29 Apr 2026 00:00:00 GMThttps://gfs.primarysourced.com/01_company/governance/https://gfs.primarysourced.com/01_company/governance/Twelve-director board chaired by Executive Chairman Tom Caulfield with Lead Independent Director David Kerko. Captures the controlled-company exemption (Mubadala >50%), Mubadala-affiliated director seats, audit / compensation / nominating committee structure, related-party transaction posture, and the HFIAA-driven shift from FPI Section 16 carve-out to active Form 4 reporting (effective 2026-03-18).Wed, 29 Apr 2026 00:00:00 GMThttps://gfs.primarysourced.com/01_company/leadership/https://gfs.primarysourced.com/01_company/leadership/Current C-suite (Tim Breen CEO, Sam Franklin CFO, Saam Azar CLO, Mike Hogan CBO, Gregg Bartlett CTO) and the SVP / business-unit bench. Captures the cumulative C-suite turnover from 2025-04 (Caulfield → Breen) through 2026-03 (Anderskouv departure), the Mubadala-alumni concentration in the executive bench, and the Form 4 cadence that has begun under HFIAA.Wed, 29 Apr 2026 00:00:00 GMThttps://gfs.primarysourced.com/01_company/mna_history/https://gfs.primarysourced.com/01_company/mna_history/Five strategically significant transactions: the 2009 ATIC formation of GF (AMD spin-out), the 2010 Chartered Semiconductor Singapore acquisition (~$3.9B), the 2015 IBM Microelectronics acquisition (IBM paid GF $1.5B; transferred Burlington VT + East Fishkill NY fabs), the 2022 Fab 10 East Fishkill divestiture to onsemi, and the 2025-11-17 Advanced Micro Foundry Singapore acquisition that anchors the photonics-thesis.Wed, 29 Apr 2026 00:00:00 GMThttps://gfs.primarysourced.com/01_company/mubadala_control_structure/https://gfs.primarysourced.com/01_company/mubadala_control_structure/Detailed map of Mubadala Investment Company's ~77% controlling stake in GlobalFoundries: the Mubadala / Mamoura / MTI International affiliate-entity stack, the Schedule 13D / 13G/A filing history, the IPO-era registration-rights / lockup architecture, and the May 2024 + March 2026 secondary-offering precedents that progressively reduce the public-float overhang.Wed, 29 Apr 2026 00:00:00 GMThttps://gfs.primarysourced.com/01_company/timeline/https://gfs.primarysourced.com/01_company/timeline/Chronological corporate event log from the October 2008 AMD-fabless announcement through the 2026-04-29 KB cutoff. Captures spin-out, M&A, listing changes, capital events, CHIPS Act awards, leadership transitions, and the AMF Singapore acquisition that anchors the photonics thesis.Wed, 29 Apr 2026 00:00:00 GMThttps://gfs.primarysourced.com/02_technology/00_overview/https://gfs.primarysourced.com/02_technology/00_overview/GlobalFoundries technology stack focused on the photonics layer of the AI value chain: Fotonix (45SPCLO) 9-waveguide silicon photonics on 300mm SOI, AMF Singapore (200mm SiPh) post-acquisition, specialty process portfolio (45RFSOI, 22FDX, 12LP, 90 SiGe BiCMOS, 130 BCD) covered cross-context, and the EDA / packaging / testing ecosystem that wraps it.Wed, 29 Apr 2026 00:00:00 GMThttps://gfs.primarysourced.com/02_technology/amf_singapore_acquisition/https://gfs.primarysourced.com/02_technology/amf_singapore_acquisition/GlobalFoundries' acquisition of Advanced Micro Foundry (AMF) in Singapore — deal mechanics, AMF heritage as A*STAR/IME spin-out, 200mm SiPh capabilities, structural impact on POET's foundry triangulation, A*STAR Center-of-Excellence partnership, and the post-deal complementary positioning vs Fotonix Malta.Wed, 29 Apr 2026 00:00:00 GMThttps://gfs.primarysourced.com/02_technology/fotonix_pdk_customers/https://gfs.primarysourced.com/02_technology/fotonix_pdk_customers/Disclosed Fotonix licensees and PDK users — Lightwave Logic (commercial GDSFactory PDK live Mar 2026), NLM Photonics (silicon-organic hybrid samples Mar 2026 on AMF + Fotonix integration), Marvell (Inphi-lineage SiPh and post-Polariton POH path), Ayar Labs (TeraPHY UCIe optical chiplet), plus Lightmatter, Ranovus, PsiQuantum, Xanadu, NVIDIA, Cisco, Broadcom, Enosemi.Wed, 29 Apr 2026 00:00:00 GMThttps://gfs.primarysourced.com/02_technology/fotonix_process_overview/https://gfs.primarysourced.com/02_technology/fotonix_process_overview/Detailed technical narrative of GlobalFoundries' Fotonix silicon-photonics process: monolithic 300mm SOI CMOS+photonics integration on the 45SPCLO node and the 90 nm 9WG variant; photonic device library, electronic integration, BEOL fiber attach, PDK status, and the 0.5 Tbps/fiber hero number.Wed, 29 Apr 2026 00:00:00 GMThttps://gfs.primarysourced.com/02_technology/monolithic_vs_chiplet/https://gfs.primarysourced.com/02_technology/monolithic_vs_chiplet/GF Fotonix's monolithic 300mm CMOS+photonics positioning vs the chiplet-based silicon-photonics path (TSMC SiPh + UCIe / CoWoS, Intel EMIB, Ayar Labs UCIe optical chiplet). Tradeoff analysis on yield, cost, performance per watt, and time-to-market.Wed, 29 Apr 2026 00:00:00 GMThttps://gfs.primarysourced.com/02_technology/papers_and_conferences/https://gfs.primarysourced.com/02_technology/papers_and_conferences/Bibliography of GlobalFoundries silicon-photonics papers and conference talks 2020-2026 — OFC, ECOC, CLEO, IEEE Photonics, IEEE SiPhotonics Summer Topicals, Photonics West. Grouped by year with DOIs where available.Wed, 29 Apr 2026 00:00:00 GMThttps://gfs.primarysourced.com/02_technology/patents_overview/https://gfs.primarysourced.com/02_technology/patents_overview/High-level summary of GlobalFoundries' photonics-relevant patent portfolio — Fotonix process IP, monolithic CMOS+photonics integration claims, packaging features (V-groove fiber attach, BEOL stack), the AMF-acquired IP package, and freedom-to-operate context vs LWLG and NLM material-science patents.Wed, 29 Apr 2026 00:00:00 GMThttps://gfs.primarysourced.com/02_technology/process_roadmap/https://gfs.primarysourced.com/02_technology/process_roadmap/Fotonix 1.0 (45SPCLO + 9WG) → next-gen evolution; AMF process modernization plan post-acquisition; integration of EO polymer (Lightwave Logic) and TFLN (NLM Photonics, third-party) on Fotonix; 1.6T → 3.2T transceiver-generation alignment; co-packaged optics (CPO) packaging additions.Wed, 29 Apr 2026 00:00:00 GMThttps://gfs.primarysourced.com/03_ecosystem/00_overview/https://gfs.primarysourced.com/03_ecosystem/00_overview/Three-layer view of GF's photonics ecosystem — customers (LWLG, NLM, Marvell, Ayar Labs, Lightmatter, Microsoft via Ayar, NVIDIA via Marvell + direct), peers/competitors (Tower, TSMC, Intel, IBM, IMEC), and supply chain (raw silicon, gases/chemistries, mask shop, EDA, test/assembly).Wed, 29 Apr 2026 00:00:00 GMThttps://gfs.primarysourced.com/03_ecosystem/competitors/https://gfs.primarysourced.com/03_ecosystem/competitors/Head-to-head comparison vs Tower Semiconductor (PH18 200mm + 300mm port + CPO foundry), TSMC (internal SiPh, no commercial PDK), Intel (Aurora SiPh internal + IFS uncertainty), IBM (research only), IMEC (R&D foundry; iSiPP200 PDK), AIM Photonics, SilTerra. What is the GF moat for the photonics layer?Wed, 29 Apr 2026 00:00:00 GMThttps://gfs.primarysourced.com/03_ecosystem/customer_roadmaps/https://gfs.primarysourced.com/03_ecosystem/customer_roadmaps/Per-customer roadmap timeline — when each Fotonix photonics customer's first product is expected to ship volume vs current status. Dependencies flagged: LWLG reliability validation; NLM HP PDK 6.0 release; Marvell post-Polariton integration; Ayar Labs UCIe ramp.Wed, 29 Apr 2026 00:00:00 GMThttps://gfs.primarysourced.com/03_ecosystem/customers_diversified/https://gfs.primarysourced.com/03_ecosystem/customers_diversified/Brief summary of GlobalFoundries' non-photonics customer concentration — automotive, RF, IoT, smart mobile, communications infrastructure. Sized for context, not the load-bearing analyst question for this site.Wed, 29 Apr 2026 00:00:00 GMThttps://gfs.primarysourced.com/03_ecosystem/customers_photonics/https://gfs.primarysourced.com/03_ecosystem/customers_photonics/Per-customer profile of GlobalFoundries' photonics customer set — Lightwave Logic, NLM Photonics, Marvell, Ayar Labs, Lightmatter, Ranovus, PsiQuantum, Xanadu, plus strategic captive volume from NVIDIA, Broadcom, Cisco, Macom. Deal date, deal type, volume estimate, dependencies, risk-to-GF if customer pulls.Wed, 29 Apr 2026 00:00:00 GMThttps://gfs.primarysourced.com/03_ecosystem/partners/https://gfs.primarysourced.com/03_ecosystem/partners/Mubadala (largest holder + customer via legacy supply agreements), key fab tool vendors (ASML, Applied Materials, KLA, Lam Research, Tokyo Electron), CHIPS Act partners, EDA tool partners (Synopsys, Cadence, Ansys / Lumerical, Luceda, GDSFactory), photonics IP-block partners (Enosemi), ecosystem programs (CMC Microsystems, Europractice, A*STAR Singapore CoE).Wed, 29 Apr 2026 00:00:00 GMThttps://gfs.primarysourced.com/03_ecosystem/supply_chain_map/https://gfs.primarysourced.com/03_ecosystem/supply_chain_map/Wafer supply (raw silicon and SOI substrates), gas / chemistry supply, photoresist, mask shop relationships (most masks done in-house), test / assembly partners (especially photonics — wafer-level test for SiPh requires specialized fiber-array probes and customized handling).Wed, 29 Apr 2026 00:00:00 GMThttps://gfs.primarysourced.com/04_market/00_overview/https://gfs.primarysourced.com/04_market/00_overview/Landing page for GFS market context: pure-play foundry industry dynamics, AI-capex tailwind through hyperscaler datacenter spend, silicon-photonics market segmentation (transceivers, CPO, OBO), the secondary auto / IoT / RF / smart-mobile end markets, and the regulatory landscape (CHIPS Act, EU Chips Act, export controls, Cayman / US tax structure).Wed, 29 Apr 2026 00:00:00 GMThttps://gfs.primarysourced.com/04_market/ai_capex_cycle/https://gfs.primarysourced.com/04_market/ai_capex_cycle/Hyperscaler datacenter capex trajectory 2024–2027 ($256B → $443B → $602B → ~$700B+ in 2027 per multiple consensus forecasts), the photonics-interconnect TAM as a fraction of AI capex, and the foundry-SiPh-wafer revenue captured at the bottom of that value chain. Mapped against GFS Fotonix and the November 2025 AMF acquisition.Wed, 29 Apr 2026 00:00:00 GMThttps://gfs.primarysourced.com/04_market/automotive_iot_rf/https://gfs.primarysourced.com/04_market/automotive_iot_rf/Brief overview of GF's diversified end markets — Smart Mobile Devices ~48% of FY24 revenue, Home & Industrial IoT ~19%, Automotive ~18%, Communications Infrastructure & Datacenter ~9%. Explicitly framed as secondary scope; not the photonics-thesis subject. Included for cross-context so readers understand how Fotonix sits within the broader GFS revenue mix.Wed, 29 Apr 2026 00:00:00 GMThttps://gfs.primarysourced.com/04_market/foundry_industry_dynamics/https://gfs.primarysourced.com/04_market/foundry_industry_dynamics/Pure-play foundry market structure (TSMC ~70%, Samsung ~7%, SMIC ~5%, UMC ~5%, GFS ~4% in 2025), the IDM-vs-pure-play dichotomy, capex / utilization / ASP trends 2023–2026, and the geopolitical Taiwan-concentration risk that creates a reshoring premium for US-fabbed GFS specialty processes.Wed, 29 Apr 2026 00:00:00 GMThttps://gfs.primarysourced.com/04_market/regulatory_landscape/https://gfs.primarysourced.com/04_market/regulatory_landscape/$1.5B CHIPS Act direct funding awarded GF Nov 2024 (Malta + VT projects), €495M EU Chips Act state-aid approval for Dresden Project SPRINT €1.1B expansion, BIS export-control posture (mostly N/A for GFS specialty processes), Cayman / US tax structure, and the HFIAA-driven Section 16(a) reporting regime that began for GFS officers / directors on 2026-03-18.Wed, 29 Apr 2026 00:00:00 GMThttps://gfs.primarysourced.com/04_market/silicon_photonics_market/https://gfs.primarysourced.com/04_market/silicon_photonics_market/Datacom optics market segmentation (pluggable transceivers, CPO, OBO), TAM forecasts to 2030 (Yole: $10.3B SiPh module market by 2029 at 45% CAGR; Mordor: $10.36B by 2030 at 27% CAGR; LightCounting: SiPh chip-level $3B by 2029), pluggable-vs-CPO adoption curve, and GFS Fotonix competitive positioning vs Tower PH18, TSMC SiPh internal, Intel-Jabil.Wed, 29 Apr 2026 00:00:00 GMThttps://gfs.primarysourced.com/04_market/tam_sam/https://gfs.primarysourced.com/04_market/tam_sam/Analyst bottom-up estimate of GFS Fotonix Serviceable Addressable Market (Malta 45CLO + AMF Singapore at ~50% utilization × disclosed-to-inferred wafer ASP) vs the broader GFS Total Addressable Market across all end-markets. All numbers labeled as analyst estimate, not GF disclosure. Sensitivities included for utilization rate, wafer ASP, and market-share assumptions.Wed, 29 Apr 2026 00:00:00 GMThttps://gfs.primarysourced.com/05_financials/00_overview/https://gfs.primarysourced.com/05_financials/00_overview/Section landing for GlobalFoundries financials — 20-F primary sourcing, end-market mix, capex cycle (Malta/Dresden/Vermont/Singapore/AMF), Mubadala-related-party context, valuation comps.Wed, 29 Apr 2026 00:00:00 GMThttps://gfs.primarysourced.com/05_financials/balance_sheet/https://gfs.primarysourced.com/05_financials/balance_sheet/GlobalFoundries balance sheet at FY2025 year-end. Cash + marketable securities $4.0B; total debt $1.2B; $1.0B undrawn revolver; PP&E $7.2B; goodwill from 5 FY25 acquisitions. Sourced from FY2025 20-F.Wed, 29 Apr 2026 00:00:00 GMThttps://gfs.primarysourced.com/05_financials/capex_cycle/https://gfs.primarysourced.com/05_financials/capex_cycle/GlobalFoundries capex history 2021-2025 by fab and the FY25-FY26 forward investment profile. CHIPS Act $1.575B Direct Funding + NY $570M + AMITC enhanced from 25% to 35% in 2026. Sourced from 20-F MD&A and Note disclosures.Wed, 29 Apr 2026 00:00:00 GMThttps://gfs.primarysourced.com/05_financials/capital_returns/https://gfs.primarysourced.com/05_financials/capital_returns/GlobalFoundries capital-return framework. Feb 2026 inaugural $500M buyback authorization; no dividend; Mubadala stake at 81.0% (limited selldown to date); SBC and share-count progression. Sourced from FY25 20-F.Wed, 29 Apr 2026 00:00:00 GMThttps://gfs.primarysourced.com/05_financials/comps_valuation/https://gfs.primarysourced.com/05_financials/comps_valuation/GlobalFoundries trading multiples vs. specialty / pure-play foundry peers — TSMC, UMC, SMIC, Vanguard Intl Semi, Tower (pre-Intel), X-FAB. EV/Sales, EV/EBITDA, P/E, P/B context. As of 2026-04-29.Wed, 29 Apr 2026 00:00:00 GMThttps://gfs.primarysourced.com/05_financials/dcf_assumptions/https://gfs.primarysourced.com/05_financials/dcf_assumptions/GlobalFoundries DCF framework. Enumerates the load-bearing inputs (WACC, terminal growth, capex/sales, segment growth rates, AMITC tax shield) but does not run a complete model — that lives in /07_thesis/.Wed, 29 Apr 2026 00:00:00 GMThttps://gfs.primarysourced.com/05_financials/financials_summary/https://gfs.primarysourced.com/05_financials/financials_summary/Analyst-grade financial snapshot for GlobalFoundries — FY2025 results, capital structure, segment mix, valuation, insider activity. As of 2026-04-29.Wed, 29 Apr 2026 00:00:00 GMThttps://gfs.primarysourced.com/05_financials/margins_and_pricing/https://gfs.primarysourced.com/05_financials/margins_and_pricing/GlobalFoundries gross-margin trajectory FY23-FY25, ASP and wafer-shipment trends, utilization-rate sensitivity, and mix-shift drivers (Auto + Datacenter premium offset by Smart Mobile pricing pressure). Sourced from 20-F MD&A and 6-K releases.Wed, 29 Apr 2026 00:00:00 GMThttps://gfs.primarysourced.com/05_financials/mubadala_related_party/https://gfs.primarysourced.com/05_financials/mubadala_related_party/Mubadala Investment Company holds 81.0% of GlobalFoundries (450,387,613 shares as of 2025-12-31). Documents the Shareholder's Agreement, related-party transactions, secondment agreement, lock-up provisions, and the F-3ASR shelf optionality. Sourced from FY25 20-F Item 7.Wed, 29 Apr 2026 00:00:00 GMThttps://gfs.primarysourced.com/05_financials/quarterly_trend/https://gfs.primarysourced.com/05_financials/quarterly_trend/GlobalFoundries quarterly trend table. Revenue, IFRS and Non-IFRS gross margin, operating income, net income, EPS, adjusted EBITDA, and adjusted free cash flow for the most recent 8 reported quarters. Sourced from 6-K earnings releases.Wed, 29 Apr 2026 00:00:00 GMThttps://gfs.primarysourced.com/05_financials/segment_mix/https://gfs.primarysourced.com/05_financials/segment_mix/GlobalFoundries end-market revenue mix — Smart Mobile, Automotive, Home & Industrial IoT, Communications/Infrastructure/Data Center, Non-Wafer. FY23-FY25 trends and FY24-FY25 quarterly cadence where disclosed in 6-K releases.Wed, 29 Apr 2026 00:00:00 GMThttps://gfs.primarysourced.com/06_market_data/00_overview/https://gfs.primarysourced.com/06_market_data/00_overview/Market-data section landing for GlobalFoundries — Form 4 insider transactions (Section 16 voluntary), Schedule 13G institutional holders, FINRA short interest, options chain, share-count progression, credit positioning.Wed, 29 Apr 2026 00:00:00 GMThttps://gfs.primarysourced.com/06_market_data/credit_market_positioning/https://gfs.primarysourced.com/06_market_data/credit_market_positioning/GlobalFoundries credit profile. No public senior notes outstanding; bank-syndicated revolver + term loans only. $1.0B undrawn revolver. Term Loan A paid down in FY25 ($586M). No S&P/Moody's/Fitch issuer rating disclosed publicly.Wed, 29 Apr 2026 00:00:00 GMThttps://gfs.primarysourced.com/06_market_data/darkpool_offexchange/https://gfs.primarysourced.com/06_market_data/darkpool_offexchange/GlobalFoundries off-exchange share routing data. FINRA ATS reporting context. Limited public granular data; framework for monitoring institutional vs. retail flow split.Wed, 29 Apr 2026 00:00:00 GMThttps://gfs.primarysourced.com/06_market_data/insider_history/https://gfs.primarysourced.com/06_market_data/insider_history/GlobalFoundries Form 4 archive ledger. 12 Form 4 filings 2026-03-20 to 2026-04-27 spanning 15 transactions. Net direction: small-volume officer sales; no buys. Section 16 insider regime applies (voluntarily for an FPI).Wed, 29 Apr 2026 00:00:00 GMThttps://gfs.primarysourced.com/06_market_data/institutional_holders/https://gfs.primarysourced.com/06_market_data/institutional_holders/GlobalFoundries Schedule 13D/G institutional ownership snapshot. Mubadala 81.0% (450,387,613 sh) primary shareholder; FMR LLC (Fidelity) 10.0% second-largest. Q1 2026 13F filing window opens 2026-05-15.Wed, 29 Apr 2026 00:00:00 GMThttps://gfs.primarysourced.com/06_market_data/options_chain/https://gfs.primarysourced.com/06_market_data/options_chain/GlobalFoundries options chain snapshot. CBOE-sourced (Yahoo blocked at API level). 6 listed expirations through Jan 2028. Bullish positioning: P/C OI ratio 0.44, P/C volume ratio 1.92. Front-month ATM IV ~88%.Wed, 29 Apr 2026 00:00:00 GMThttps://gfs.primarysourced.com/06_market_data/share_count_dilution/https://gfs.primarysourced.com/06_market_data/share_count_dilution/GlobalFoundries share count progression from Oct 2021 IPO (~525M sh) to FY25 YE (~555.8M sh). +6% cumulative growth over 4.5 years driven by RSU/PSU vesting net of withholding. SBC at 3.0% of revenue.Wed, 29 Apr 2026 00:00:00 GMThttps://gfs.primarysourced.com/06_market_data/short_interest_history/https://gfs.primarysourced.com/06_market_data/short_interest_history/Bi-weekly FINRA short interest history for GlobalFoundries (NASDAQ: GFS). 25 settlements from 2025-04-15 through 2026-04-15. Peaked at 17.26M shares (~20.8% of float) on 2026-03-31; current 12.36M (14.89%).Wed, 29 Apr 2026 00:00:00 GMThttps://gfs.primarysourced.com/06_market_data/stock_price_history/https://gfs.primarysourced.com/06_market_data/stock_price_history/Long-term price action narrative for GlobalFoundries (NASDAQ: GFS) from Oct 2021 IPO through 2026-04-28. IPO at $47/sh; ATH $78.94 (Mar 2022); ATL $30.37 (Apr 2025); spot $59.49. Beta 1.5; 1,128 daily bars in price_history.json.Wed, 29 Apr 2026 00:00:00 GMThttps://gfs.primarysourced.com/07_thesis/00_overview/https://gfs.primarysourced.com/07_thesis/00_overview/Bull case, bear case, structured risk register, forward catalyst calendar, valuation ranges, cross-thesis implications, and open research questions for GlobalFoundries Inc. (NASDAQ: GFS). Long-form analyst thesis built from 10-K/10-Q filings, GF press releases, peer-reviewed silicon-photonics literature, and forward catalyst tracking.Wed, 29 Apr 2026 00:00:00 GMThttps://gfs.primarysourced.com/07_thesis/bear_case/https://gfs.primarysourced.com/07_thesis/bear_case/Wed, 29 Apr 2026 00:00:00 GMThttps://gfs.primarysourced.com/07_thesis/bull_case/https://gfs.primarysourced.com/07_thesis/bull_case/Wed, 29 Apr 2026 00:00:00 GMThttps://gfs.primarysourced.com/07_thesis/catalysts/https://gfs.primarysourced.com/07_thesis/catalysts/Wed, 29 Apr 2026 00:00:00 GMThttps://gfs.primarysourced.com/07_thesis/cross_thesis_implications/https://gfs.primarysourced.com/07_thesis/cross_thesis_implications/Wed, 29 Apr 2026 00:00:00 GMThttps://gfs.primarysourced.com/07_thesis/open_questions/https://gfs.primarysourced.com/07_thesis/open_questions/Wed, 29 Apr 2026 00:00:00 GMThttps://gfs.primarysourced.com/07_thesis/risks/https://gfs.primarysourced.com/07_thesis/risks/Wed, 29 Apr 2026 00:00:00 GMThttps://gfs.primarysourced.com/07_thesis/valuation_ranges/https://gfs.primarysourced.com/07_thesis/valuation_ranges/Wed, 29 Apr 2026 00:00:00 GMThttps://gfs.primarysourced.com/08_sources/00_overview/https://gfs.primarysourced.com/08_sources/00_overview/Sources policy + primary-source catalog for the GlobalFoundries (NASDAQ: GFS) knowledge base. Every claim in the thesis section maps to a primary source listed in source_log.md or the SEC EDGAR primary-filings index.Wed, 29 Apr 2026 00:00:00 GMThttps://gfs.primarysourced.com/08_sources/methodology_gfs_specific/https://gfs.primarysourced.com/08_sources/methodology_gfs_specific/GFS-specific research methodology: how to read GF segment-mix disclosures, how Mubadala-related-party transactions are reported, how to estimate Fotonix photonics revenue from disclosed segment lines, how to interpret Form 4 cadence under Section 16, and other research-discipline details specific to GFS.Wed, 29 Apr 2026 00:00:00 GMThttps://gfs.primarysourced.com/08_sources/primary_filings_index/https://gfs.primarysourced.com/08_sources/primary_filings_index/Chronological index of GlobalFoundries Inc. (CIK 0001709048) SEC EDGAR filings used as primary sources across the GFS KB. Includes Form 20-F (annual; GFS is a Cayman-incorporated Foreign Private Issuer), 6-K (interim earnings + material events), 8-K (current report — used selectively), DEF 14A (proxy), Schedule 13G/D (beneficial ownership), Form 4 (insider transactions; Section 16 applies post-2026-03-18 HFIAA repeal of FPI carve-out), F-1 / F-3ASR / 424B5 / 424B7 (registration + secondary).Wed, 29 Apr 2026 00:00:00 GMThttps://gfs.primarysourced.com/08_sources/source_log/https://gfs.primarysourced.com/08_sources/source_log/Authoritative roll-up of every primary URL cited across the GFS knowledge base. Categorized by source class (SEC EDGAR, GF press releases, GF investor relations, conference proceedings, trade press, partner press releases, analyst-day materials, Mubadala statements). Every entry: URL · short description · file(s) that cite it · last verified date · confidence flag.Wed, 29 Apr 2026 00:00:00 GMThttps://gfs.primarysourced.com/09_qa/00_index/https://gfs.primarysourced.com/09_qa/00_index/Q&A landing page for the GlobalFoundries (NASDAQ: GFS) knowledge base. Submit a question; published responses with primary-source verification become permanent KB entries.Wed, 29 Apr 2026 00:00:00 GMT