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AMGN vs. RGEN: Amgen vs. Repligen Stock Comparison

How do Amgen (AMGN) and Repligen (RGEN) stack up? This page sets them side by side across company profile, performance and risk, profitability, growth, financial strength, dividends, and valuation, with selected fundamentals also measured against each stock's industry-group peers.

Company Profile

Amgen (AMGN) and Repligen (RGEN) both fall under the Pharmaceuticals, Biotechnology & Life Sciences industry group, but AMGN is classified in Biotechnology while RGEN is classified in Life Sciences Tools & Services.

Company profile comparison for Amgen (AMGN) and Repligen (RGEN)
Profile ItemAMGNRGEN
NameAmgen Inc. Common StockRepligen Corporation
Country/RegionUnited StatesUnited States
GICS SectorHealth CareHealth Care
GICS Industry GroupPharmaceuticals, Biotechnology & Life SciencesPharmaceuticals, Biotechnology & Life Sciences
GICS IndustryBiotechnologyLife Sciences Tools & Services
GICS Sub-IndustryBiotechnologyLife Sciences Tools & Services
Market Capitalization249.05 billion USD11.09 billion USD
CurrencyUSDUSD
ExchangeNasdaqNasdaq
Listing DateJune 17, 1983April 29, 1986
Security TypeCommon StockCommon Stock

Price Performance

Cumulative Growth

AMGN
RGEN
GSPC
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Amgen (AMGN) vs. Repligen (RGEN), with S&P 500 (GSPC) for reference: Growth of a $10,000 investment over the past five years. Adjusted for dividends and splits.

Trailing Returns

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Trailing total returns for Amgen (AMGN) and Repligen (RGEN). Returns over one year are annualized.

Calendar-Year Returns

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Calendar-year total returns for Amgen (AMGN) and Repligen (RGEN). Each bar is that year's total return, measured year-end to year-end.

Performance Metrics

Price performance metrics for Amgen (AMGN) and Repligen (RGEN)
MetricAMGNRGEN
Total Return (1Y)48.82%23.28%
Total Return (3Y, Annualized)24.31%6.20%
Total Return (5Y, Annualized)20.67%-8.41%

Risk Profile

Drawdown History

AMGN
RGEN
GSPC
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Amgen (AMGN) vs. Repligen (RGEN), with S&P 500 (GSPC) for reference: Drawdown from the running peak over the past five years. Each line shows the decline from its prior peak; 0% marks a new high.

Return Distribution

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Distribution of monthly total returns for Amgen (AMGN) and Repligen (RGEN). Each bar is the share of months whose return fell in that 5% bucket.

Risk Metrics

Risk profile metrics for Amgen (AMGN) and Repligen (RGEN)
MetricAMGNRGEN
Volatility (1Y, Annualized)29.12%46.73%
Beta (5Y)0.431.11
Max Drawdown (5Y)-24.86%-64.67%
Avg. Volume (3M)2.76M1.18M

Risk-Adjusted Performance

Risk-Return Positioning

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AMGN and RGEN are plotted by 1-year volatility (risk) and 1-year return. The dashed Capital Allocation Line runs from the risk-free rate through the shared industry median.

Risk-Adjusted Metrics

Risk-adjusted metrics for Amgen (AMGN) and Repligen (RGEN)
MetricAMGNRGEN
Sharpe Ratio (1Y)1.530.41
Sortino Ratio (1Y)2.360.60

Profitability

ROE (TTM)

Repligen (RGEN) reports a negative ROE of -0.57%; negative ROE can reflect losses or negative shareholders’ equity, so it is harder to read as capital efficiency. Meanwhile Amgen (AMGN) reports 78.35%, ranking against industry peers normally.

AMGN

Pharmaceuticals, Biotechnology & Life Sciences industry group

78.35%

Max
109.18%
AMGN
78.35%
Q3
6.23%
Median
-26.66%
Q1
-64.05%
Min
-167.77%

RGEN

Pharmaceuticals, Biotechnology & Life Sciences industry group

-0.57%

Max
109.18%
Q3
6.23%
RGEN
-0.57%
Median
-26.66%
Q1
-64.05%
Min
-167.77%
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Amgen (AMGN) vs. Repligen (RGEN): A comparison of their ROE against the Pharmaceuticals, Biotechnology & Life Sciences industry group benchmark.

Net Margin (TTM)

Repligen (RGEN) reports a negative net margin of -1.47%, usually indicating a net loss over the period. Meanwhile Amgen (AMGN) reports 24.14%, ranking against industry peers normally.

AMGN

Pharmaceuticals, Biotechnology & Life Sciences industry group

24.14%

AMGN
24.14%
Max
18.05%
Q3
4.78%
Median
0.00%
Q1
-4.14%
Min
-17.05%

RGEN

Pharmaceuticals, Biotechnology & Life Sciences industry group

-1.47%

Max
18.05%
Q3
4.78%
Median
0.00%
RGEN
-1.47%
Q1
-4.14%
Min
-17.05%
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Amgen (AMGN) vs. Repligen (RGEN): A comparison of their net margin against the Pharmaceuticals, Biotechnology & Life Sciences industry group benchmark.

Operating Margin (TTM)

Amgen (AMGN) at 35.79% operates in the top operating margin quartile, ahead of Repligen (RGEN) at 6.19%, which runs around its industry’s norm.

AMGN

Pharmaceuticals, Biotechnology & Life Sciences industry group

35.79%

Max
83.12%
AMGN
35.79%
Q3
14.77%
Median
0.00%
Q1
-78.82%
Min
-207.40%

RGEN

Pharmaceuticals, Biotechnology & Life Sciences industry group

6.19%

Max
83.12%
Q3
14.77%
RGEN
6.19%
Median
0.00%
Q1
-78.82%
Min
-207.40%
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Amgen (AMGN) vs. Repligen (RGEN): A comparison of their operating margin against the Pharmaceuticals, Biotechnology & Life Sciences industry group benchmark.

Profitability Metrics

Profitability metrics for Amgen (AMGN) and Repligen (RGEN)
MetricAMGNRGEN
ROE (TTM)78.35%-0.57%
ROA (TTM)8.91%1.40%
Net Margin (TTM)24.14%-1.47%
Operating Margin (TTM)35.79%6.19%
Gross Margin (TTM)72.47%53.77%

Growth

Revenue Growth

Both Amgen (AMGN) at 9.95% and Repligen (RGEN) at 16.36% land near their industries' usual revenue growth ranges, so top-line momentum looks broadly in line with peers on both sides.

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Amgen (AMGN) vs. Repligen (RGEN): A comparison of their Revenue Growth across different time periods.

EPS Growth

Only one side can be read here: Amgen (AMGN) reports EPS growth of 88.23%, ranked against its industry; Repligen (RGEN) has no EPS growth figure this period.

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Amgen (AMGN) vs. Repligen (RGEN): A comparison of their EPS Growth across different time periods.

Growth Metrics

Growth metrics for Amgen (AMGN) and Repligen (RGEN)
MetricAMGNRGEN
Revenue Growth (YoY)9.95%16.36%
Revenue Growth (3Y CAGR)11.77%-2.70%
EPS Growth (YoY)88.23%--
EPS Growth (3Y CAGR)5.52%-35.73%

Financial Strength

Current Ratio (MRQ)

Repligen (RGEN) at 9.88 keeps current ratio within its industry’s typical mid-range, while Amgen (AMGN) at 1.48 runs in the tighter-liquidity quartile — a thinner cushion against current liabilities for AMGN.

AMGN

Pharmaceuticals, Biotechnology & Life Sciences industry group

1.48

Max
25.13
Q3
12.13
Median
5.52
Q1
2.47
AMGN
1.48
Min
0.10

RGEN

Pharmaceuticals, Biotechnology & Life Sciences industry group

9.88

Max
25.13
Q3
12.13
RGEN
9.88
Median
5.52
Q1
2.47
Min
0.10
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Amgen (AMGN) vs. Repligen (RGEN): A comparison of their current ratio against the Pharmaceuticals, Biotechnology & Life Sciences industry group benchmark.

Debt / Equity (MRQ)

Repligen (RGEN) at 0.33 is near its industry mid-range for debt-to-equity ratio, while Amgen (AMGN) at 3.76 sits above its benchmark range, pointing to a heavier debt load relative to equity.

AMGN

Pharmaceuticals, Biotechnology & Life Sciences industry group

3.76

AMGN
3.76
Max
1.42
Q3
0.65
Median
0.15
Q1
0.02
Min
0.00

RGEN

Pharmaceuticals, Biotechnology & Life Sciences industry group

0.33

Max
1.42
Q3
0.65
RGEN
0.33
Median
0.15
Q1
0.02
Min
0.00
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Amgen (AMGN) vs. Repligen (RGEN): A comparison of their debt-to-equity ratio against the Pharmaceuticals, Biotechnology & Life Sciences industry group benchmark.

Financial Strength Metrics

Financial strength metrics for Amgen (AMGN) and Repligen (RGEN)
MetricAMGNRGEN
Current Ratio (MRQ)1.489.88
Debt / Equity (MRQ)3.760.33
Net Debt / EBITDA2.31-1.19

Dividends

Dividend Yield (TTM)

Repligen (RGEN) pays no dividend (yield 0.00%) — it may be reinvesting, using buybacks, or simply not returning cash through dividends. Meanwhile Amgen (AMGN) reports a yield of 2.16%, ranking against industry peers normally.

AMGN

Pharmaceuticals, Biotechnology & Life Sciences industry group

2.16%

AMGN
2.16%
Max
0.00%
Q3
0.00%
Median
0.00%
Q1
0.00%
Min
0.00%

RGEN

Pharmaceuticals, Biotechnology & Life Sciences industry group

0.00%

RGEN
0.00%
Max
0.00%
Q3
0.00%
Median
0.00%
Q1
0.00%
Min
0.00%
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Amgen (AMGN) vs. Repligen (RGEN): A comparison of their dividend yield against the Pharmaceuticals, Biotechnology & Life Sciences industry group benchmark.

Dividend Payout Ratio (TTM)

Repligen (RGEN) pays no dividend (payout 0.00%) — it may be reinvesting, using buybacks, or simply not returning cash through dividends. Meanwhile Amgen (AMGN) reports a payout of 57.62%, ranking against industry peers normally.

AMGN

Pharmaceuticals, Biotechnology & Life Sciences industry group

57.62%

AMGN
57.62%
Max
0.00%
Q3
0.00%
Median
0.00%
Q1
0.00%
Min
0.00%

RGEN

Pharmaceuticals, Biotechnology & Life Sciences industry group

0.00%

RGEN
0.00%
Max
0.00%
Q3
0.00%
Median
0.00%
Q1
0.00%
Min
0.00%
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Amgen (AMGN) vs. Repligen (RGEN): A comparison of their payout ratio against the Pharmaceuticals, Biotechnology & Life Sciences industry group benchmark.

Dividend Metrics

Dividend metrics for Amgen (AMGN) and Repligen (RGEN)
MetricAMGNRGEN
Dividend Yield (TTM)2.16%0.00%
Dividend Payout Ratio (TTM)57.62%0.00%

Valuation

P/E Ratio (TTM)

An earnings multiple is available for just one side: Amgen (AMGN) trades at 26.69 times trailing earnings, ranked against its peers, while Repligen (RGEN) has no P/E ratio this period.

AMGN

Pharmaceuticals, Biotechnology & Life Sciences industry group

26.69

Max
85.34
Q3
43.46
AMGN
26.69
Median
26.69
Q1
13.30
Min
0.07

RGEN

Pharmaceuticals, Biotechnology & Life Sciences industry group

--

Max
85.34
Q3
43.46
Median
26.69
Q1
13.30
Min
0.07
RGEN
--
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Amgen (AMGN) vs. Repligen (RGEN): RGEN does not report P/E ratio, so it has no value marker; AMGN is benchmarked against the Pharmaceuticals, Biotechnology & Life Sciences industry group.

P/S Ratio (TTM)

On P/S ratio, both Amgen (AMGN) at 6.40 and Repligen (RGEN) at 13.77 are priced roughly in line with their industries — neither looks cheap nor rich on a sales basis.

AMGN

Pharmaceuticals, Biotechnology & Life Sciences industry group

6.40

Max
58.18
Q3
25.77
Median
7.30
AMGN
6.40
Q1
3.01
Min
0.01

RGEN

Pharmaceuticals, Biotechnology & Life Sciences industry group

13.77

Max
58.18
Q3
25.77
RGEN
13.77
Median
7.30
Q1
3.01
Min
0.01
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Amgen (AMGN) vs. Repligen (RGEN): A comparison of their P/S ratio against the Pharmaceuticals, Biotechnology & Life Sciences industry group benchmark.

P/B Ratio (MRQ)

Repligen (RGEN) at 4.70 sits near its industry’s typical P/B ratio, while Amgen (AMGN) at 17.35 prices above its benchmark range — AMGN looks rich relative to book.

AMGN

Pharmaceuticals, Biotechnology & Life Sciences industry group

17.35

AMGN
17.35
Max
13.53
Q3
6.54
Median
3.25
Q1
1.69
Min
-5.59

RGEN

Pharmaceuticals, Biotechnology & Life Sciences industry group

4.70

Max
13.53
Q3
6.54
RGEN
4.70
Median
3.25
Q1
1.69
Min
-5.59
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Amgen (AMGN) vs. Repligen (RGEN): A comparison of their P/B ratio against the Pharmaceuticals, Biotechnology & Life Sciences industry group benchmark.

Valuation Metrics

Valuation metrics for Amgen (AMGN) and Repligen (RGEN)
MetricAMGNRGEN
P/E Ratio (TTM)26.69--
P/S Ratio (TTM)6.4013.77
P/B Ratio (MRQ)17.354.70
Free Cash Flow Yield (TTM)2.96%1.01%