GMS

Research · Sep 3, 2026

[GMS] GMS Thesis 2026: A Wallboard + Ceiling + Steel-Framing Building-Products Compounder

GMS Inc. (NYSE: GMS), headquartered in Tucker, Georgia, is a Wallboard-and-Suspended-Ceiling-and-Steel-Framing-and-Other-Building-Products + emerging-multi-cycle-Complementary-Products-and-Acquisition-emerging-Home-Depot-acquired-2025 leader providing distinctive multi-cycle Wallboard + emerging-Suspended-Ceiling + emerging-Steel-Framing + emerging-Other-Building-Products services to substantial multi-cycle US-and-emerging-multi-cycle-international Residential-and-Commercial-Contractor + Wallboard-Drywall-Contractor + emerging-Suspended-Ceiling-and-Steel-Framing-Contractor customer base. Distinctive multi-cycle GMS-and-Tucker-GA-and-Wallboard-Distribution heritage: founded 1971 as Gypsum-Management-Supply; 2014 substantial AEA-Investors-take-private; 2016 NYSE GMS-IPO-from-AEA; 2018 substantial Titan-Building-Products-acquisition; 2019 John C. Turner Jr. President-and-CEO. ⚠️ Emerging 2025-Home-Depot-acquisition-rumored (~$5B speculation) — pending-takeout-optionality. Multi-decade strategic-evolution: 1971 Gypsum-Management-Supply founding; 2014 AEA-take-private; 2016 NYSE-IPO; 2018 Titan-Building-Products; 2019 John C. Turner Jr. CEO; 2020-2025 substantial multi-cycle post-COVID + emerging-Wallboard-and-Ceiling-and-Steel-Framing-Distribution + emerging-Complementary-Products + emerging-Home-Depot-acquisition-emerging-2025. Under President & CEO John C. Turner Jr. (since 2019, ~6+ year longtime-GMS-and-Home-Depot-and-Sears-Holdings entrepreneur), FY2026 (Apr-FYE) closes with selected various aggregate revenue ~$5.30-5.85B, adj. EBITDA ~$485-575M, adj. EPS ~$4.50-6.00, net debt ~$1.10-1.45B, and ~37-39M shares outstanding. The first deep-dive — Wallboard-and-Suspended-Ceiling-and-Steel-Framing-and-Other-Building-Products franchise — covers entire business + GMS positioning. Geographic + Employee + Distribution-Center composition: ~6,000+ employees + ~325+ Distribution-Centers across US-and-Canada-and-Mexico. Revenue mix: Wallboard-and-Ceiling-and-Steel-Framing-and-Other-Building ~95-99% (Wallboard-largest ~50-55% + Suspended-Ceiling ~15-20% + Steel-Framing ~15-20% + Other-Building-Products ~15-20%); Emerging-Other ~1-5%. Customer base: Residential-and-Commercial-Contractor + Wallboard-Drywall-Contractor + emerging-Suspended-Ceiling-and-Steel-Framing-Contractor + emerging-Home-Builder-and-Multi-Family. Distinctive multi-cycle 2014-AEA-take-private + 2016-NYSE-IPO + 2018-Titan-Building-Products + emerging-2025-Home-Depot-acquisition-rumored. Competes with Beacon Roofing Supply (BECN largest-public-Building-Products-Distribution most-direct-larger-Beacon-Roofing-comp + 2024-Brookfield-Apollo-take-private-rejected), Builders FirstSource (BLDR largest-public-Lumber-Distribution most-direct-larger-Builders-FirstSource-comp), L&W Supply (ABC-Supply-acquired 2016), ABC Supply (private + Hendricks largest-private-Roofing-Distribution), Foundation Building Materials (American-Securities-take-private 2021), TopBuild (BLD + Building-Insulation-Distribution + 2024-Specialty-Products-Resources), Installed Building Products (IBP), Owens Corning (OC + Insulation-and-Roofing + 2024-Masonite-acquired ~$3.9B), Saint-Gobain (SGO-PA + Building-Materials), USG (USG-Knauf-acquired 2019), National Gypsum (private + BRK-historical), CertainTeed (SGO-PA-subsidiary), Eagle Materials (EXP), Continental Building Products (SGO-PA-acquired 2020); Roofing-Distribution Beacon (BECN), ABC Supply (private), GAF Materials (Standard-Industries-private), Owens Corning (OC), CertainTeed (SGO-PA-subsidiary), Atlas Roofing (private), IKO (private), TAMKO Building Products (private); Wallboard-Manufacturer USG (Knauf-acquired 2019), National Gypsum (private + BRK), CertainTeed (SGO-PA-subsidiary), Eagle Materials (EXP), Continental Building Products (SGO-PA-acquired 2020); Suspended-Ceiling Armstrong World Industries (AWI most-direct-Armstrong-Ceilings-comp), USG (Knauf-acquired 2019 + Donn-Brand), CertainTeed (SGO-PA-subsidiary), Owens Corning (OC), Rockfon (Rockwool-Group-private), Knauf (USG-Knauf-private-acquired 2019); Steel-Framing Worthington Industries (WOR + 2024-Worthington-Steel-and-Worthington-Enterprises-spin), Worthington Steel (WS + 2024-Worthington-Industries-spin), Nucor (NUE + Vulcraft-Group), CMC (Commercial-Metals), Marino Ware (private), ClarkDietrich (private), Phillips Manufacturing (Cornerstone-Building-Brands-CBBB + 2024-emerging-private); Home-Builder D.R. Horton (DHI), Lennar (LEN), NVR (NVR), PulteGroup (PHM), Toll Brothers (TOL), Taylor Morrison (TMHC), KB Home (KBH), M/I Homes (MHO), Tri Pointe (TPH), Meritage Homes (MTH), Beazer Homes (BZH), LGI Homes (LGIH), Century Communities (CCS), MDC Holdings (Sekisui-House-1928-T-acquired 2024), Hovnanian (HOV), Dream Finders Homes (DFH), Green Brick Partners (GRBK); private-equity-Building-Products AEA Investors (private + 2014-GMS-take-private-and-2016-NYSE-IPO), American Securities (private + Foundation-Building-Materials), Brookfield Asset Management (BAM + 2024-Beacon-Roofing-rejected), Apollo (APO + 2024-Beacon-rejected), Veritas Capital (private), Blackstone (BX), KKR (KKR), Carlyle (CG), Bain Capital (private), Sun Capital (private), Stone Point Capital (private), GS Capital (private), Sycamore Partners (private), CCMP Capital (private), CD&R (private), Lone Star Funds (private), Cerberus (private), TPG (TPG); strategic-acquirer Home Depot (HD + 2024-SRS-Distribution-acquired ~$18.3B + emerging-2025-GMS-acquisition-emerging-rumored ~$5B), Lowe's (LOW + emerging-acquisition-opportunity), Floor & Decor (FND), Tractor Supply (TSCO), Tile Shop Holdings (TTSH). The second deep-dive — John-C-Turner-Jr + 2014-AEA-Take-Private + 2016-NYSE-IPO + emerging-2025-Home-Depot-Acquisition-Optionality + multi-decade compounder thesis — covers John-C-Turner-Jr-CEO (~6+ year longtime-GMS-and-Home-Depot-and-Sears-Holdings entrepreneur) expertise + Founder Mike Callahan + multi-cycle-GMS-Capital-Management leadership-continuity, 2014-AEA-take-private + 2016-NYSE-IPO + 2018-Titan-Building-Products + emerging-2025-Home-Depot-acquisition-rumored transformational-platform + multi-cycle-disciplined-bolt-on-M&A, emerging-Wallboard-and-Building-Products + emerging-Suspended-Ceiling-and-Steel-Framing + emerging-Complementary-Products structural-tailwinds. Multi-cycle no-dividend (growth-and-M&A-focused) + multi-cycle-disciplined-share-buyback ($60-150M/yr). Multi-decade compounder thesis combines GMS-and-Tucker-GA ~54+ year heritage (founded 1971 + 2014 AEA-take-private + 2016 NYSE-IPO + 2019-Turner-CEO), ~6,000+ employees + ~325+ Distribution-Centers, 2014-AEA-take-private + 2016-NYSE-IPO + 2018-Titan-Building-Products + multi-cycle-disciplined-bolt-on-M&A + emerging-2025-Home-Depot-acquisition-rumored, John C. Turner Jr. + GMS + Home-Depot + Sears expertise, no-dividend + multi-cycle-disciplined-share-buyback + IG-equivalent-emerging balance-sheet, emerging-Wallboard-Distribution + emerging-Complementary-Products + emerging-Home-Depot-acquisition-takeout-optionality structural-tailwinds. Capital position is IG-equivalent-emerging (Ba2/BB+), no-dividend + multi-cycle-disciplined-share-buyback, conservative-and-Building-Products-leveraged: net debt ~$1.10-1.45B (~2.0-3.0x leverage), Ba2/BB+ equivalent, $0.05-0.15B liquidity, no-dividend + ~$60-150M/yr buyback + multi-cycle-disciplined-bolt-on-M&A + emerging-Distribution-Center-expansion capex, ~37-39M shares. At ~$70-115 per share, equity value ~$2.6-4.5B, EV ~$3.7-5.9B, ~13-22x EPS and ~7.0-11.0x EV/EBITDA. Base case: Wallboard-Distribution constructive + emerging-Complementary-Products + emerging-Home-Depot-acquisition-emerging-2025-optionality + revenue $5.50-6.05B + adj. EBITDA $510-615M + adj. EPS $5.00-6.50 + ~5-15% return. Bull case: Wallboard-Distribution accelerates + emerging-Complementary-Products inflects-substantially + emerging-Home-Depot-acquisition-completed (~$5B speculation) + revenue $5.65-6.20B + adj. EPS $5.60-7.00 + emerging-Home-Depot-takeout (~$100-130/share emerging) + re-rate 15-26x + 25-50%+ return + takeout-premium-upside (Home-Depot + private-equity interest). Bear case: Wallboard-Distribution stresses + emerging-Home-Depot-falls-through + adj. EPS $2.50-3.30 + de-rate 8-13x + flat-to-substantially-negative.