StockData
Merck & Co., Inc. logo

Merck & Co., Inc. (MRK) operating KPIs

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
$146.33+5.40 (+3.83%)

Close on Oct 29, 2026Market cap $361.02BP/E 117.1Yield 2.24%

Merck dificid (fidaxomicin — C. difficile infection) — International sales ($M) ($M)

Form 10-Q / 10-K Segment & Product Sales Footnote & Form 8-K Table 3 / 3a / 3b

QuarterlyAnnual
Latest, Q2 2026
12
Period ended Jun 30, 2026
Change on a year earlier
-7.7%
13 in Q2 2025
History
22 quarters
Since Q1 2021
Sources
17
Documents cited below

Quarterly history

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

PeriodEndedDificid (fidaxomicin — C. difficile infection) — International sales ($M) ($M)Year on yearSource
Q2 2026Jun 30, 202612-7.7%Form 8-K (tm2621496d1_ex99-1.htm, filed 2026-08-04) ↗
Q1 2026Mar 31, 202610-9.1%Form 10-Q (filed 2026-05-04) ↗
Q4 2025Dec 31, 20258+14.3%Form 8-K (tm264564d1_ex99-1.htm, filed 2026-02-03) ↗
Q3 2025Sep 30, 2025130.0%Form 8-K (tm2529620d1_ex99-1.htm, filed 2025-10-30) ↗
Q2 2025Jun 30, 202513+8.3%Form 8-K (tm2621496d1_ex99-1.htm, filed 2026-08-04) ↗
Q1 2025Mar 31, 202511+120.0%Form 8-K (tm2512885d1_ex99-1.htm, filed 2025-04-24) ↗
Q4 2024Dec 31, 20247-41.7%Form 8-K (tm264564d1_ex99-1.htm, filed 2026-02-03) ↗
Q3 2024Sep 30, 202413+160.0%Form 8-K (tm2529620d1_ex99-1.htm, filed 2025-10-30) ↗
Q2 2024Jun 30, 202412+50.0%Form 8-K (tm2521736d1_ex99-1.htm, filed 2025-07-29) ↗
Q1 2024Mar 31, 20245+66.7%Form 8-K (tm2512885d1_ex99-1.htm, filed 2025-04-24) ↗
Q4 2023Dec 31, 202312+20.0%Form 8-K (tm255059d1_ex99-1.htm, filed 2025-02-04) ↗
Q3 2023Sep 30, 20235-16.7%Form 8-K (tm2426878d1_ex99-1.htm, filed 2024-10-31) ↗
Q2 2023Jun 30, 20238+166.7%Form 8-K (tm2420272d1_ex99-1.htm, filed 2024-07-30) ↗
Q1 2023Mar 31, 202330.0%Form 8-K (tm2412490d1_ex99-1.htm, filed 2024-04-25) ↗
Q4 2022Dec 31, 202210+233.3%Form 8-K (tm244517d1_ex99-1.htm, filed 2024-02-01) ↗
Q3 2022Sep 30, 20226+200.0%Form 8-K (tm2328962d1_ex99-1.htm, filed 2023-10-26) ↗

Breakdown

What makes up dificid (fidaxomicin — c. difficile infection) — international sales ($m)

Cite this data

StockData. (2026). Merck Dificid (fidaxomicin — C. difficile infection) — International sales ($M) ($M), quarterly Q1 2021–Q2 2026 [Data set]. Compiled from Merck SEC filings and investor materials. https://stockdatahq.com/stocks/mrk/kpis/rev_dificid_intl

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