What Could Derail Bristol Myers Squibb Stock?
Bristol Myers Squibb (BMY) stock rose 42.9% in the past year. Management warned of a $1.5B-$2B revenue drop for Eliquis in 2027 due to lost exclusivity in Europe. Eliquis generated $14.4B in 2025, 30% of total revenue. Growth medicines revenue increased 12% in Q3 2026. The stock trades at 13.9x earnings, below the S&P 500's 22.8x.
How this was made

The 30-second read
Why it matters
The key trading variable is the guided magnitude and timing of Eliquis revenue step-down in 2027, which can drive multiple compression if growth is perceived to slow.
Market read
Quantified LOE-driven revenue risk for a blockbuster (Eliquis) is likely to be the dominant driver for near-term valuation debate around BMY’s growth trajectory.
What to watch
The article notes a 2026 adjusted EPS guide reduction tied to acquired research charges, net of licensing income, which may be less persistent than the Eliquis LOE impact.
Background
The piece centers on management commentary from an Oct. 29 call about Eliquis losing exclusivity in Europe and the resulting revenue pressure.
Ticker impact
Bristol Myers Squibb warns Eliquis exclusivity loss in Europe will pressure sales in Q4 2026 and expects a 2027 revenue step down of $1.5B to $2B.
Likely downside bias as investors reprice 2027 revenue and margin expectations around the guided Eliquis step-down.
The article cites management guidance for Eliquis revenue pressure and a quantified 2027 step down, which directly affects BMY’s growth outlook and valuation assumptions.
Market effects
Reinforces generic/LOE (loss of exclusivity) risk as a key valuation driver for large-cap pharma, especially for blockbuster anticoagulants.
Highlights Europe-specific exclusivity dynamics that can shift revenue mix and investor expectations for U.S.-listed pharma names.
Could contribute to broader pharma sentiment if investors generalize the LOE risk across similar franchises.
Counterpoint
The Eliquis step-down is framed as a small slice of total revenue, while management points to growth-medicines momentum and $2B of efficiencies by end-2027.
Key entities
- companyBristol Myers Squibb
U.S.-listed pharma company whose guidance highlights Eliquis exclusivity loss in Europe and a 2027 revenue step down.
- productEliquis
Bristol Myers Squibb’s major drug facing loss of exclusivity in Europe, with management expecting sales pressure in Q4 2026 and a 2027 step down.


