Merck & (MRK) Revenue — Quarter Ended Mar 31, 2026
Revenue for the quarter declined slightly from the prior quarter but rose compared with the same quarter a year earlier. The sequential decrease followed a period of growth in the preceding quarters.
Key takeaway
Quarter ended Mar 31, 2026 · FY2026 Q1
Revenue for the quarter declined slightly from the prior quarter but rose compared with the same quarter a year earlier. The sequential decrease followed a period of growth in the preceding quarters.
Financial snapshot
Reported revenue, sequential change, year-over-year change, and trailing four-quarter revenue.
Quarter revenue
$16.3B
Revenue reported for this quarter.
Quarter-over-quarter
-0.7%
Change from the immediately preceding quarter.
Year-over-year
+4.9%
Change from the comparable year-ago quarter.
Trailing four quarters
$65.8B
Sum of the latest four reported quarters.
Quarterly revenue trend
The latest four reported quarters with year-over-year comparisons.
| Period ended | Revenue | Year-over-year change |
|---|---|---|
| Jun 30, 2025 | $15.8B | -1.9% |
| Sep 30, 2025 | $17.3B | +3.7% |
| Dec 31, 2025 | $16.4B | +5.0% |
| Mar 31, 2026 | $16.3B | +4.9% |
Revenue performance
Reported revenue moved lower from the immediately preceding quarter, marking a reversal from the upward trend seen in the prior three quarters.
Quarterly comparison
Compared with the same quarter one year earlier, revenue was higher. The sequential decline contrasts with the year-over-year improvement.
What to watch
The sequential revenue decline warrants attention given the prior quarters of consistent growth.