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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 9/30242% above fair value
$148.36−1.16 (-0.78%)

Close on Nov 2, 2026Market cap $366.03BP/E 118.7Yield 2.21%

Merck RotaTeq by Quarter

RotaTeq (rotavirus live oral pentavalent vaccine) — International reported growth YoY (%) (%)

QuarterlyAnnual

Merck RotaTeq: -18.0% in Q2 2026, down 27.0 pts from a year earlier.

Latest, Q2 2026
-18.0%
Period ended Jun 30, 2026
Change on a year earlier
-27.0 pts
9.0% in Q2 2025
History
29 quarters
Since Q4 2017
Sources
29
Documents cited below

Where the Q2 2026 figure comes from

“|| RotaTeq | 134 | 121 | 10 | 84 | 60 | 39 | 50 | 61 | -18”

Source: Form 8-K (tm2621496d1_ex99-1.htm, filed 2026-08-04) ↗

Reported in Form 8-K Table 3a / 3b Product Sales.

Quarterly history

Hover a value to see the sentence it was read from; calculated values show their formula

PeriodEndedRotaTeq (rotavirus live oral pentavalent vaccine) — International reported growth YoY (%) (%)Year on yearSource
Q2 2026Jun 30, 2026-18.0%-27.0 ptsForm 8-K (tm2621496d1_ex99-1.htm, filed 2026-08-04) ↗
Q4 2025Dec 31, 20258.0%+33.0 ptsForm 8-K (tm264564d1_ex99-1.htm, filed 2026-02-03) ↗
Q3 2025Sep 30, 20252.0%-26.0 ptsForm 8-K (tm2529620d1_ex99-1.htm, filed 2025-10-30) ↗
Q2 2025Jun 30, 20259.0%-41.0 ptsForm 8-K (tm2521736d1_ex99-1.htm, filed 2025-07-29) ↗
Q1 2025Mar 31, 2025-4.0%+39.0 ptsForm 8-K (tm2512885d1_ex99-1.htm, filed 2025-04-24) ↗
Q4 2024Dec 31, 2024-25.0%-53.0 ptsForm 8-K (tm255059d1_ex99-1.htm, filed 2025-02-04) ↗
Q3 2024Sep 30, 202428.0%+81.0 ptsForm 8-K (tm2426878d1_ex99-1.htm, filed 2024-10-31) ↗
Q2 2024Jun 30, 202450.0%+100.0 ptsForm 8-K (tm2420272d1_ex99-1.htm, filed 2024-07-30) ↗
Q1 2024Mar 31, 2024-43.0%–Form 8-K (tm2412490d1_ex99-1.htm, filed 2024-04-25) ↗
Q4 2023Dec 31, 202328.0%–Form 8-K (tm244517d1_ex99-1.htm, filed 2024-02-01) ↗
Q3 2023Sep 30, 2023-53.0%-64.0 ptsForm 8-K (tm2328962d1_ex99-1.htm, filed 2023-10-26) ↗
Q2 2023Jun 30, 2023-50.0%-27.0 ptsForm 8-K (tm2322190d1_ex99-1.htm, filed 2023-08-01) ↗
Q3 2022Sep 30, 202211.0%+15.0 ptsForm 8-K (tm2227726d1_ex99-1.htm, filed 2022-10-27) ↗
Q2 2022Jun 30, 2022-23.0%–Form 8-K (tm2221828d1_ex99-1.htm, filed 2022-07-28) ↗
Q1 2022Mar 31, 20221.0%+51.0 ptsForm 8-K (tm2213615d1_ex99-1.htm, filed 2022-04-28) ↗
Q4 2021Dec 31, 202161.0%–Form 8-K (tm222755d1_ex99-1.htm, filed 2022-02-03) ↗

Cite this data

StockData. (2026). Merck RotaTeq (%), quarterly Q4 2017–Q2 2026 [Data set]. Compiled from Merck SEC filings and investor materials. https://stockdatahq.com/stocks/mrk/kpis/rev-rotateq-intl-nom-yoy

See every metric in the Merck KPI table. Data updated Oct 26, 2026.