What is MRK's forecasted revenue?

Merck & Co., Inc. is forecasted to generate $64.9B in FY revenue, representing -0.2% year-over-year growth.

How accurate is the MRK revenue forecast model?

The ARDL model achieves 6.8% MAPE (Mean Absolute Percentage Error). In a holdout test, it predicted $16B versus the actual $16B.

Merck & Co., Inc. MRK

Revenue Intelligence Report • 45 quarters of SEC filing data • Updated 2026-03-15

Merck & Co., Inc. has a forecasted full-year revenue of $65B, a -0.2% year-over-year change, based on 45 quarters of SEC filing data. Key revenue drivers include R&D ($0.61 per $1) and SG&A ($3.31 per $1). The ARDL model has 6.8% MAPE.

Investment Thesis

The econometric model achieves strong accuracy (6.8% MAPE), suggesting Merck & Co., Inc.'s revenue trajectory is well-characterized by its spending patterns. Every $1 of R&D investment is associated with $0.61 of revenue, indicating efficient capital deployment in innovation. Each $1 of SG&A spending generates $3.31 in revenue, reflecting strong commercial efficiency.

Next FY Revenue

$64.9B

-0.2% YoY

R&D Multiplier

$0.61 per $1

SG&A Multiplier

$3.31 per $1

Model Accuracy

6.8% MAPE

Holdout validation: The model predicted $16B vs the actual $16B — an error of 4.4%.

Revenue Forecast

Quarterly Detail

Quarter	Model Forecast	Actual	95% Range	YoY Growth	Status
Q4 2025	$16B	$16B	$14B – $18B	+0.3%	✓ In range
Q2 2026	$16B		$13B – $19B	+5.7%
Q3 2026	$16B		$12B – $20B	+1.4%
Q4 2026	$17B		$13B – $21B	-3.3%
Q1 2027	$16B		$11B – $20B	-4.0%

Seasonal Factors

Multiplicative seasonal adjustment: These factors capture Merck & Co., Inc.'s systematic quarterly revenue patterns relative to the trend model. A factor of 1.05 means that quarter typically runs 5% above the underlying trend; 0.95 means 5% below. Factors are computed as the median of (actual / fitted) across all available quarters.

Fiscal Quarter	Seasonal Factor	vs Trend	Interpretation	Obs.
FQ1 (Sep–Nov)	1.0376	+3.8%	+3.8% above trend	11
FQ2 (Dec–Feb)	0.9805	-1.9%	In line with trend	10
FQ3 (Mar–May)	0.9964	-0.4%	In line with trend	10
FQ4 (Jun–Aug)	1.0318	+3.2%	+3.2% above trend	10

How Spending Drives Revenue

Reading this chart: Each line shows the cumulative revenue generated per $1 spent over subsequent quarters. The effect builds over 4-5 quarters as investments mature.

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