Stocks / ACAD vs BIIB

ACAD vs BIIB: Which Stock Is the Better Buy?

ACADIA Pharmaceuticals Inc. and Biogen Inc. side by side — fundamentals from SEC filings, refreshed nightly. Sector: Healthcare.

BIIB is the larger company ($30.0B vs $3.7B). On the fundamentals, ACAD grows revenue faster (19.4% vs -6.0%); ACAD earns a higher net margin (36.5% vs 13.1%); ACAD has the stronger return on equity (31.9% vs 7.1%). Both carry 1 potential red flag in the filings. Full numbers below — the stronger figure on each row is in green.

AI verdict — ACAD vs BIIB, read from the filings

The stronger business, the cheaper stock, and the risks — synthesised from both companies’ SEC filings, every figure computed not guessed. Not investment advice.

 ACADIA Pharmaceuticals Inc. (ACAD)Biogen Inc. (BIIB)
Market cap$3.7B$30.0B
Revenue (latest FY)$1.07B$9.89B
Net income (latest FY)$391.00M$1.29B
Revenue growth (5y CAGR)19.4%-6.0%
Net margin36.5%13.1%
Return on equity31.9%7.1%
P/E ratio9.736.1
Dividend yield
Profitable years (of last 10)210
Positive free cash flowYesYes

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Use the filing period and source shown by each tool before treating two figures as comparable.

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See the full ACAD vs BIIB breakdown

Both companies across 19 years of income statement, balance sheet and cash flow — with ratios, health checks and Ask, the SEC-grounded research assistant. Free, no account needed.

Open ACAD's full financials →   Open BIIB's full financials →

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Frequently asked questions

Which is bigger, ACAD or BIIB?

Biogen Inc. is larger by market capitalization — $30.0B versus $3.7B.

Which grows faster, ACAD or BIIB?

Over the last five fiscal years, ACADIA Pharmaceuticals Inc. grew revenue faster — 19.4%/yr versus -6.0%/yr, computed from SEC-filed statements.

Where does this data come from?

All figures are computed from official SEC filings (10-K), refreshed nightly. This is a data comparison, not investment advice.

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