Is BIIB or RDDT cheaper?

On trailing earnings, BIIB is cheaper: BIIB trades at a 21.42 P/E and RDDT at 45.92.

Which has grown faster, BIIB or RDDT?

Over the past five years, RDDT grew revenue faster — BIIB at a -4.80% CAGR versus RDDT at 57.28%.

Is BIIB or RDDT more profitable?

RDDT runs the higher net margin — BIIB at 13.92% versus RDDT at 28.60%.

Biogen Inc. (BIIB) vs Reddit, Inc. (RDDT)

BIIB and RDDT are evenly matched — 6 metrics each of 12.

A side-by-side comparison of Biogen Inc. and Reddit, Inc. across valuation, profitability, dividends, and growth — built entirely from reported fundamentals, as of June 15, 2026. The ● marks the stronger figure on each row (cheaper multiple, higher margin/return).

$162.10Communication Services

Total return — BIIB vs RDDT

growth of $100 · last 2y

BIIB -9.4%RDDT +258.2%RDDT compounded faster

BIIB RDDT

BIIB vs RDDT: by the numbers

•RDDT is the larger company ($34.87B vs $29.22B market cap).
•BIIB trades at the lower earnings multiple (21.42 vs 45.92 P/E).
•RDDT converts more revenue to profit (28.60% vs 13.92% net margin).
•RDDT grew revenue faster over the past five years (57.28% vs -4.80% CAGR).

Which is better, BIIB or RDDT?

Metric tally: BIIB 6 · RDDT 6

It depends on what you're optimizing for:

ValueBIIB(lower P/E)

GrowthRDDT(faster 5Y revenue CAGR)

QualityRDDT(higher ROIC)

Metrics side by side

Valuation

Metric	BIIB	RDDT
P/E ratio	21.42●	45.92
Forward P/E	12.26●	24.94
P/S ratio	3.01●	13.27
P/B ratio	1.59●	10.32
EV / EBITDA	12.16●	43.60
FCF yield	8.83%●	2.65%

Profitability

Metric	BIIB	RDDT
Gross margin	69.77%	91.37%●
Operating margin	15.65%	25.11%●
Net margin	13.92%	28.60%●
ROE	7.36%	22.25%●
ROIC	6.62%	14.86%●

Growth (annualized)

Metric	BIIB	RDDT
Revenue CAGR (5Y)	-4.80%	57.28%●
EPS CAGR (5Y)	-18.67%	—
FCF CAGR (5Y)	-3.59%	—
Total return CAGR (5Y)	-12.99%	—

Frequently asked

Which is better, BIIB or RDDT?: It depends on your goal. value: BIIB (lower P/E); growth: RDDT (faster 5Y revenue CAGR); quality: RDDT (higher ROIC). Across all compared metrics, they are evenly matched.
Is BIIB or RDDT cheaper?: On trailing earnings, BIIB is cheaper: BIIB trades at a 21.42 P/E and RDDT at 45.92.
Which has grown faster, BIIB or RDDT?: Over the past five years, RDDT grew revenue faster — BIIB at a -4.80% CAGR versus RDDT at 57.28%.
Is BIIB or RDDT more profitable?: RDDT runs the higher net margin — BIIB at 13.92% versus RDDT at 28.60%.

Go deeper

Full BIIB analysis Full RDDT analysis Interactive comparison tool

Dig into the metrics

Biogen P/E ratio Reddit P/E ratio Biogen dividend yield Reddit dividend yield Biogen ROE Reddit ROE Biogen operating margin Reddit operating margin Biogen revenue growth Reddit revenue growth Biogen free cash flow Reddit free cash flow

Biogen & Reddit appear in these rankings

Fastest Revenue Growth Stocks Highest FCF Yield Stocks

Figures are sourced from reported fundamentals and the latest end-of-day price. This comparison is informational only and is not investment advice. Past performance does not predict future results. See our methodology. Compiled by TGMCharts Research · data verified June 15, 2026.