Sources: HBR SWOT Analysis
You've probably already collected enough information for your SWOT analysis at this point. The library database IBISWorld Industry Profile have industry-level SWOT analysis, and Segment Benchmarking report has segment-level SWOT analysis. Business Source Complete contains some company-level SWOT analysis from MarketLine. You can make a reference to this collection, then fill the gaps and improve the analysis with the information you find.
Access to 700+ US NAICS Industry Reports (many with segmented benchmarking chapter), 5,000+ US Company Benchmarking Reports, 200+ US Business Environment Reports, 30,000+ US NAICS State Industry Reports, and 600+ US Specialized Industry Reports. Reports include overviews of the targeted industry, its product and market segmentation, swot analysis, cost structure benchmarks, competitive dynamics, supply chain map, the regulatory environment, macroeconomic drivers, and much more.
Put the company's name in the search box, then scroll down the search page-> change Publication Type to SWOT analysis -> Search. Drag the publication date bar to recent years and find the most up-to-date report. The database may not cover all the public companies, but it does have decent coverage for large corporate and public companies.