Constellation Brands (STZ) concentration risks

The company's disclosed concentration profile combines a moderate product-line focus and two supply chain dependencies in glass container procurement. On the product side, sales of the company's beer brands in the U.S. represent the vast majority of its business, a medium-share, structural exposure — the company has deliberately concentrated its portfolio in the U.S. beer category, making results primarily a function of beer volume trends, pricing dynamics, and consumer preference shifts within that segment. On the supply side, the company relies on a single U.S. glass container producer for most of its glass container requirements for U.S. operations, a medium-share dependency. This single-source arrangement for a primary packaging input creates a meaningful operational dependency where disruption at that producer could affect production scheduling and costs. Layered on this is a joint venture with Owens-Illinois: the Glass Plant associated with that joint venture supplies approximately 60% of the total annual glass bottle supply for the company's beer brands, a medium-share dependency. Together, these two overlapping supply arrangements mean that glass packaging procurement — critical to beer production at scale — is materially concentrated in a small number of counterparties, with the Owens-Illinois joint venture as the single largest contributor at that 60% share. The three exposures interact: a U.S. beer-concentrated business whose largest packaging input flows predominantly through a joint venture with one glass manufacturer has limited near-term supply-chain flexibility. No customer or geographic concentration is disclosed beyond these dimensions. On balance, the supply side is the more idiosyncratic risk dimension in an otherwise structural product-line story.

For the engine’s reasoning on STZ’s current verdict — including which dimensions drove the score — see the per-dimension breakdown.

Concentration counts reflect items disclosed in each peer’s most recent 10-K; disclosed-size classification uses TrendMatrix’s internal 10-K extraction taxonomy.