How did AMGN's Q4 earnings surprise impact its annual performance?

Amgen's Q4 earnings surprise had a positive impact on its annual performance, as indicated by the following points: 1. **Earnings Per Share (EPS) and Revenue Growth**: Amgen was expected to report an EPS of $4.97, which would represent a 5.52% increase from the prior-year quarter. Additionally, the revenue forecast was $8.82 billion, marking a 7.66% rise compared to the same quarter of the previous year. These anticipated increases reflect a positive earnings surprise that contributed to the company's annual performance. 2. **Full-Year Financial Projections**: The Zacks Consensus Estimates for Amgen's full year projected earnings of $19.53 per share and revenue of $33.16 billion. These figures would signify year-over-year changes of +4.72% and +17.65%, respectively. The positive earnings surprise in Q4 helped bolster these annual expectations. 3. **Analyst Revisions and Confidence**: Analysts' revisions to estimates have been positive, reflecting increased confidence in Amgen's business performance and profit potential. This optimism is supported by the company's expected growth and the successful integration of new facilities, such as the recent purchase of 22 acres near its New Albany facility. 4. **Stock Performance and Market Perception**: Despite some fluctuations in stock price, Amgen's strategic moves and expected earnings growth have likely influenced investor sentiment positively, which could have a lasting impact on the company's annual stock performance. In conclusion, Amgen's Q4 earnings surprise, characterized by expected increases in EPS and revenue, significantly contributed to the company's robust annual performance. This performance is further bolstered by positive analyst revisions, strategic expansions, and favorable market perceptions.