Merck & Co., Inc.
MRKNYSEPharmaceutical PreparationsFiscal year ends December 31
Financials through Q2 FY2026, quarter ended Jun 30, 2026Last filing: 10-Q on Aug 7, 2026Score 9/30250% above fair value
$149.52+3.19 (+2.18%)
Close on Oct 30, 2026Market cap $368.89BP/E 119.6Yield 2.19%
Merck Pifeltro (doravirine by Year
Pifeltro (doravirine — HIV-1 NNRTI) — Worldwide constant-currency (ex-exchange) growth YoY (%) (%)
Merck Pifeltro (doravirine: 4.0% in FY2025, down 11.0 pts from a year earlier.
Latest, FY2025
4.0%
Period ended Dec 31, 2025
Change on a year earlier
-11.0 pts
15.0% in FY2024
History
2 years
Since FY2024
Sources
2
Documents cited below
Where the FY2025 figure comes from
“|| Pifeltro | 45 | 41 | 43 | 42 | 171 | 42 | 39 | 42 | 40 | 163 | 6 | 4 | 5 | 4”
Source: Form 8-K (tm264564d1_ex99-1.htm, filed 2026-02-03) ↗
Reported in Form 8-K Table 3 / 10-K / 10-Q MD&A.
Annual history
Hover a value to see the sentence it was read from; calculated values show their formula
| Period | Ended | Pifeltro (doravirine — HIV-1 NNRTI) — Worldwide constant-currency (ex-exchange) growth YoY (%) (%) | Year on year | Source |
|---|---|---|---|---|
| FY2025 | Dec 31, 2025 | 4.0% | -11.0 pts | Form 8-K (tm264564d1_ex99-1.htm, filed 2026-02-03) ↗ |
| FY2024 | Dec 31, 2024 | 15.0% | – | Form 8-K (tm255059d1_ex99-1.htm, filed 2025-02-04) ↗ |
Cite this data
StockData. (2026). Merck Pifeltro (doravirine (%), annual FY2024–FY2025 [Data set]. Compiled from Merck SEC filings and investor materials. https://stockdatahq.com/stocks/mrk/kpis/rev-pifeltro-ww-exfx-yoy
See every metric in the Merck KPI table. Data updated Oct 26, 2026.