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Side-by-side financial comparison of NEUROCRINE BIOSCIENCES INC (NBIX) and REPLIGEN CORP (RGEN). Click either name above to swap in a different company.

NEUROCRINE BIOSCIENCES INC is the larger business by last-quarter revenue ($805.5M vs $197.9M, roughly 4.1× REPLIGEN CORP). NEUROCRINE BIOSCIENCES INC runs the higher net margin — 19.1% vs 6.7%, a 12.4% gap on every dollar of revenue. On growth, NEUROCRINE BIOSCIENCES INC posted the faster year-over-year revenue change (28.3% vs 13.6%). NEUROCRINE BIOSCIENCES INC produced more free cash flow last quarter ($386.0M vs $17.6M). Over the past eight quarters, NEUROCRINE BIOSCIENCES INC's revenue compounded faster (25.0% CAGR vs 14.4%).

Neurocrine Biosciences, Inc. is an American biopharmaceutical company founded in 1992. It is headquartered in San Diego, California, and led by CEO Kyle Gano as of October 11, 2024. Neurocrine develops treatments for neurological and endocrine-related diseases and disorders. In 2017, the company's drug valbenazine (Ingrezza) was approved in the US to treat adults with tardive dyskinesia (TD).

Repligen Corporation is a global life sciences company devoted to the development and commercialization of innovative bioprocessing technologies and systems that enable efficiencies in the process of manufacturing biological drugs.2025 The company is based in Waltham, Massachusetts,2014 and was incorporated in Delaware in 1981. A public company, Repligen is listed on the NASDAQ exchange under the symbol RGEN. As of 2025, Repligen employs over 1,900 employees globally and serves primarily biop...

NBIX vs RGEN — Head-to-Head

Bigger by revenue
NBIX
NBIX
4.1× larger
NBIX
$805.5M
$197.9M
RGEN
Growing faster (revenue YoY)
NBIX
NBIX
+14.7% gap
NBIX
28.3%
13.6%
RGEN
Higher net margin
NBIX
NBIX
12.4% more per $
NBIX
19.1%
6.7%
RGEN
More free cash flow
NBIX
NBIX
$368.4M more FCF
NBIX
$386.0M
$17.6M
RGEN
Faster 2-yr revenue CAGR
NBIX
NBIX
Annualised
NBIX
25.0%
14.4%
RGEN

Income Statement — Q4 2025 vs Q4 2025

Metric
NBIX
NBIX
RGEN
RGEN
Revenue
$805.5M
$197.9M
Net Profit
$153.7M
$13.3M
Gross Margin
97.8%
52.5%
Operating Margin
26.2%
9.0%
Net Margin
19.1%
6.7%
Revenue YoY
28.3%
13.6%
Net Profit YoY
49.1%
143.9%
EPS (diluted)
$1.49
$0.24

Green = leading value per metric. Periods may differ when fiscal calendars don't align.

8-Quarter Revenue & Profit Trend

Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.

Revenue
NBIX
NBIX
RGEN
RGEN
Q4 25
$805.5M
$197.9M
Q3 25
$794.9M
$188.8M
Q2 25
$687.5M
$182.4M
Q1 25
$572.6M
$169.2M
Q4 24
$627.7M
$174.1M
Q3 24
$622.1M
$154.9M
Q2 24
$590.2M
$154.1M
Q1 24
$515.3M
$151.3M
Net Profit
NBIX
NBIX
RGEN
RGEN
Q4 25
$153.7M
$13.3M
Q3 25
$209.5M
$14.9M
Q2 25
$107.5M
$14.9M
Q1 25
$7.9M
$5.8M
Q4 24
$103.1M
$-30.3M
Q3 24
$129.8M
$-654.0K
Q2 24
$65.0M
$3.3M
Q1 24
$43.4M
$2.1M
Gross Margin
NBIX
NBIX
RGEN
RGEN
Q4 25
97.8%
52.5%
Q3 25
98.2%
53.2%
Q2 25
98.4%
50.0%
Q1 25
98.4%
53.6%
Q4 24
98.5%
26.1%
Q3 24
98.7%
50.0%
Q2 24
98.4%
49.8%
Q1 24
98.5%
49.5%
Operating Margin
NBIX
NBIX
RGEN
RGEN
Q4 25
26.2%
9.0%
Q3 25
30.1%
8.9%
Q2 25
21.2%
7.6%
Q1 25
4.1%
3.9%
Q4 24
22.6%
-17.7%
Q3 24
29.5%
-5.1%
Q2 24
24.6%
1.0%
Q1 24
19.3%
1.3%
Net Margin
NBIX
NBIX
RGEN
RGEN
Q4 25
19.1%
6.7%
Q3 25
26.4%
7.9%
Q2 25
15.6%
8.2%
Q1 25
1.4%
3.4%
Q4 24
16.4%
-17.4%
Q3 24
20.9%
-0.4%
Q2 24
11.0%
2.2%
Q1 24
8.4%
1.4%
EPS (diluted)
NBIX
NBIX
RGEN
RGEN
Q4 25
$1.49
$0.24
Q3 25
$2.04
$0.26
Q2 25
$1.06
$0.26
Q1 25
$0.08
$0.10
Q4 24
$1.00
$-0.55
Q3 24
$1.24
$-0.01
Q2 24
$0.63
$0.06
Q1 24
$0.42
$0.04

Balance Sheet & Financial Strength

Snapshot of each company's liquidity, leverage and book value from the latest quarter.

Metric
NBIX
NBIX
RGEN
RGEN
Cash + ST InvestmentsLiquidity on hand
$713.0M
$767.6M
Total DebtLower is stronger
$542.2M
Stockholders' EquityBook value
$3.3B
$2.1B
Total Assets
$4.6B
$2.9B
Debt / EquityLower = less leverage
0.26×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
NBIX
NBIX
RGEN
RGEN
Q4 25
$713.0M
$767.6M
Q3 25
$340.2M
$748.7M
Q2 25
$264.0M
$708.9M
Q1 25
$194.1M
$697.2M
Q4 24
$233.0M
$757.4M
Q3 24
$349.1M
$784.0M
Q2 24
$139.7M
$809.1M
Q1 24
$396.3M
$780.6M
Total Debt
NBIX
NBIX
RGEN
RGEN
Q4 25
$542.2M
Q3 25
$537.9M
Q2 25
Q1 25
Q4 24
$525.6M
Q3 24
Q2 24
Q1 24
Stockholders' Equity
NBIX
NBIX
RGEN
RGEN
Q4 25
$3.3B
$2.1B
Q3 25
$3.0B
$2.1B
Q2 25
$2.7B
$2.1B
Q1 25
$2.5B
$2.0B
Q4 24
$2.6B
$2.0B
Q3 24
$2.7B
$2.0B
Q2 24
$2.5B
$2.0B
Q1 24
$2.4B
$2.0B
Total Assets
NBIX
NBIX
RGEN
RGEN
Q4 25
$4.6B
$2.9B
Q3 25
$4.3B
$2.9B
Q2 25
$3.9B
$2.9B
Q1 25
$3.7B
$2.9B
Q4 24
$3.7B
$2.8B
Q3 24
$3.5B
$2.8B
Q2 24
$3.3B
$2.9B
Q1 24
$3.5B
$2.8B
Debt / Equity
NBIX
NBIX
RGEN
RGEN
Q4 25
0.26×
Q3 25
0.26×
Q2 25
Q1 25
Q4 24
0.27×
Q3 24
Q2 24
Q1 24

Cash Flow & Capital Efficiency

How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.

Metric
NBIX
NBIX
RGEN
RGEN
Operating Cash FlowLast quarter
$388.4M
$25.7M
Free Cash FlowOCF − Capex
$386.0M
$17.6M
FCF MarginFCF / Revenue
47.9%
8.9%
Capex IntensityCapex / Revenue
0.3%
4.1%
Cash ConversionOCF / Net Profit
2.53×
1.93×
TTM Free Cash FlowTrailing 4 quarters
$743.9M
$93.9M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
NBIX
NBIX
RGEN
RGEN
Q4 25
$388.4M
$25.7M
Q3 25
$227.5M
$48.1M
Q2 25
$102.0M
$28.6M
Q1 25
$64.8M
$15.0M
Q4 24
$242.5M
$39.2M
Q3 24
$158.0M
$49.3M
Q2 24
$64.6M
$42.2M
Q1 24
$130.3M
$44.7M
Free Cash Flow
NBIX
NBIX
RGEN
RGEN
Q4 25
$386.0M
$17.6M
Q3 25
$214.3M
$43.4M
Q2 25
$89.5M
$21.5M
Q1 25
$54.1M
$11.4M
Q4 24
$235.2M
$33.6M
Q3 24
$149.9M
$42.3M
Q2 24
$53.0M
$37.4M
Q1 24
$119.1M
$36.4M
FCF Margin
NBIX
NBIX
RGEN
RGEN
Q4 25
47.9%
8.9%
Q3 25
27.0%
23.0%
Q2 25
13.0%
11.8%
Q1 25
9.4%
6.8%
Q4 24
37.5%
19.3%
Q3 24
24.1%
27.3%
Q2 24
9.0%
24.3%
Q1 24
23.1%
24.0%
Capex Intensity
NBIX
NBIX
RGEN
RGEN
Q4 25
0.3%
4.1%
Q3 25
1.7%
2.5%
Q2 25
1.8%
3.9%
Q1 25
1.9%
2.1%
Q4 24
1.2%
3.2%
Q3 24
1.3%
4.5%
Q2 24
2.0%
3.1%
Q1 24
2.2%
5.5%
Cash Conversion
NBIX
NBIX
RGEN
RGEN
Q4 25
2.53×
1.93×
Q3 25
1.09×
3.23×
Q2 25
0.95×
1.92×
Q1 25
8.20×
2.57×
Q4 24
2.35×
Q3 24
1.22×
Q2 24
0.99×
12.70×
Q1 24
3.00×
21.35×

Financial Flow Comparison

Revenue → gross profit → operating profit → net profit for each company.

Revenue Breakdown by Segment

NBIX
NBIX

INGREZZA Net Product Sales$653.8M81%
CRENESSITY Net Product Sales$135.4M17%
Other Income$12.6M2%
Collaboration Revenue$7.2M1%

RGEN
RGEN

Segment breakdown not available.

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