What is Regeneron Pharmaceuticals's shares (diluted)?

Regeneron Pharmaceuticals (REGN) reported shares (diluted) of 107.7M in Q1 2026.

How has Regeneron Pharmaceuticals's shares (diluted) changed year-over-year?

Regeneron Pharmaceuticals's shares (diluted) decreased by 3.1% year-over-year, from 111.2M to 107.7M.

What does shares (diluted) mean?

The total number of shares that would exist if all 'potential' shares, like employee stock options, were converted into real stock.

Earnings Per Share

Shares (Diluted)

Regeneron Pharmaceuticals Shares (Diluted) increased by 0.5% to 107.7M in Q1 2026 compared to the prior quarter. Year-over-year, this metric declined by 3.1%, from 111.2M to 107.7M. This increase may warrant attention — for this metric, lower values are generally preferred.

Analysis

StatementIncome Statement

SectionEarnings Per Share

CategoryCapital Allocation

SignalLower is better

VolatilityStable

First reportedQ1 2013

Last reportedQ1 2026

How to read this metric

An increase relative to basic shares indicates a higher reliance on equity-based compensation or convertible debt financing.

Detailed definition

Weighted-average shares outstanding (diluted) includes the total number of basic common shares plus all additional share...

Peer comparison

Commonly compared against basic shares to determine the 'dilution overhang' present in a company's capital structure.

Metric ID: weighted_shares_diluted

Historical Data

15 periods

	Q2 '21	Q3 '21	Q1 '22	Q2 '22	Q3 '22	Q1 '23	Q2 '23	Q3 '23	Q1 '24	Q2 '24	Q3 '24	Q1 '25	Q2 '25	Q3 '25	Q1 '26
Value	110.8M	113.9M	113.1M	114M	112.8M	114M	113.9M	113.4M	115.1M	115.4M	116.2M	111.2M	108.6M	107.2M	107.7M
QoQ Change	—	+2.8%	-0.7%	+0.8%	-1.1%	+1.1%	-0.1%	-0.4%	+1.5%	+0.3%	+0.7%	-4.3%	-2.3%	-1.3%	+0.5%
YoY Change	—	—	—	+2.9%	-1.0%	+0.8%	-0.1%	+0.5%	+1.0%	+1.3%	+2.5%	-3.4%	-5.9%	-7.7%	-3.1%

Range107.2M – 116.2M

CAGR-0.8%

Avg YoY Growth-1.0%

Median YoY Growth+0.2%

Shares (Diluted) at Other Companies

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Frequently Asked Questions

What is Regeneron Pharmaceuticals's shares (diluted)?: Regeneron Pharmaceuticals (REGN) reported shares (diluted) of 107.7M in Q1 2026.
How has Regeneron Pharmaceuticals's shares (diluted) changed year-over-year?: Regeneron Pharmaceuticals's shares (diluted) decreased by 3.1% year-over-year, from 111.2M to 107.7M.
What does shares (diluted) mean?: The total number of shares that would exist if all 'potential' shares, like employee stock options, were converted into real stock.