Merck & Co., Inc.
Close on Nov 2, 2026Market cap $366.03BP/E 118.7Yield 2.21%
Merck Vaxneuvance by Quarter
Vaxneuvance (15-valent pneumococcal conjugate vaccine) — Worldwide reported growth YoY (%) (%)
Merck Vaxneuvance: -35.0% in Q2 2026, down 56.0 pts from a year earlier. That is the lowest of the 10 quarters on record here.
Where the Q2 2026 figure comes from
“|| Vaxneuvance | 148 | 229 | -35 | 69 | 136 | -50 | 80 | 93 | -14”
Source: Form 8-K (tm2621496d1_ex99-1.htm, filed 2026-08-04) ↗
Reported in Form 8-K Table 3 / 3a / 3b Product Sales.
Quarterly history
Hover a value to see the sentence it was read from; calculated values show their formula
| Period | Ended | Vaxneuvance (15-valent pneumococcal conjugate vaccine) — Worldwide reported growth YoY (%) (%) | Year on year | Source |
|---|---|---|---|---|
| Q2 2026 | Jun 30, 2026 | -35.0% | -56.0 pts | Form 8-K (tm2621496d1_ex99-1.htm, filed 2026-08-04) ↗ |
| Q4 2025 | Dec 31, 2025 | -13.0% | -4.0 pts | Form 8-K (tm264564d1_ex99-1.htm, filed 2026-02-03) ↗ |
| Q3 2025 | Sep 30, 2025 | -6.0% | -18.0 pts | Form 8-K (tm2529620d1_ex99-1.htm, filed 2025-10-30) ↗ |
| Q2 2025 | Jun 30, 2025 | 21.0% | +8.0 pts | Form 8-K (tm2521736d1_ex99-1.htm, filed 2025-07-29) ↗ |
| Q1 2025 | Mar 31, 2025 | 5.0% | -101.0 pts | Form 8-K (tm2512885d1_ex99-1.htm, filed 2025-04-24) ↗ |
| Q4 2024 | Dec 31, 2024 | -9.0% | -37.0 pts | Form 8-K (tm255059d1_ex99-1.htm, filed 2025-02-04) ↗ |
| Q3 2024 | Sep 30, 2024 | 12.0% | – | Form 8-K (tm2426878d1_ex99-1.htm, filed 2024-10-31) ↗ |
| Q2 2024 | Jun 30, 2024 | 13.0% | – | Form 8-K (tm2420272d1_ex99-1.htm, filed 2024-07-30) ↗ |
| Q1 2024 | Mar 31, 2024 | 106.0% | – | Form 8-K (tm2412490d1_ex99-1.htm, filed 2024-04-25) ↗ |
| Q4 2023 | Dec 31, 2023 | 28.0% | – | Form 8-K (tm244517d1_ex99-1.htm, filed 2024-02-01) ↗ |
Cite this data
StockData. (2026). Merck Vaxneuvance (%), quarterly Q4 2023–Q2 2026 [Data set]. Compiled from Merck SEC filings and investor materials. https://stockdatahq.com/stocks/mrk/kpis/rev-vaxneuvance-ww-nom-yoy
See every metric in the Merck KPI table. Data updated Oct 26, 2026.