Repligen [RGEN] vs AptarGroup [ATR] Detailed Stock Comparison

Repligen Corporation

NASDAQ
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AptarGroup, Inc.

NYSE
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TLDR: Quick Comparison Summary

Based on 21 vital metrics comparison: Repligen Corporation wins in 3 metrics, AptarGroup, Inc. wins in 17 metrics, with 0 ties. AptarGroup, Inc. appears stronger overall.

View Metrics Details

Vital Metrics Comparison

Metric Repligen Corporation AptarGroup, Inc. Better
P/E Ratio (TTM) 154.30 21.10 AptarGroup, Inc.
Price-to-Book Ratio 3.55 2.99 AptarGroup, Inc.
Debt-to-Equity Ratio 32.76 57.10 Repligen Corporation
PEG Ratio -1.10 -0.84 AptarGroup, Inc.
EV/EBITDA 59.13 11.41 AptarGroup, Inc.
Profit Margin (TTM) 6.62% 10.40% AptarGroup, Inc.
Operating Margin (TTM) 8.26% 11.25% AptarGroup, Inc.
EBITDA Margin (TTM) 8.26% 11.25% AptarGroup, Inc.
Return on Equity 2.40% 15.10% AptarGroup, Inc.
Return on Assets (TTM) 0.99% 6.66% AptarGroup, Inc.
Free Cash Flow (TTM) $91.69M $294.56M AptarGroup, Inc.
Dividend Yield N/A 1.38% N/A
1-Year Return 2.41% -22.12% Repligen Corporation
Price-to-Sales Ratio (TTM) 10.14 2.11 AptarGroup, Inc.
Enterprise Value $7.36B $9.17B AptarGroup, Inc.
EV/Revenue Ratio 9.97 2.43 AptarGroup, Inc.
Gross Profit Margin (TTM) 52.46% 35.13% Repligen Corporation
Revenue per Share (TTM) $13 $57 AptarGroup, Inc.
Earnings per Share (Diluted) $0.86 $5.88 AptarGroup, Inc.
Beta (Stock Volatility) 1.19 0.49 AptarGroup, Inc.
Short % of Float 9.88% 2.60% AptarGroup, Inc.

Repligen Corporation vs AptarGroup, Inc. Stock Performance Analysis

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RGEN
ATR

Performance Comparison

Short-term Returns

Stock1D1W1M3M6MYTD
Repligen Corporation0.21%4.42%27.22%13.69%-18.50%-20.37%
AptarGroup, Inc.0.31%5.49%2.97%-8.50%-3.47%-3.64%

Long-term Returns

Stock1Y3Y5Y10Y15Y20Y
Repligen Corporation2.41%-17.06%-33.82%517.16%3,568.26%4,563.93%
AptarGroup, Inc.-22.12%0.49%-15.97%54.18%133.20%364.56%

Performance & Financial Health Analysis: Repligen Corporation vs AptarGroup, Inc.

MetricRGENATR
Market Information
Market Cap i$7.49B$7.99B
Market Cap CategoryMid capMid cap
10 Day Avg. Volume i734,741382,100
90 Day Avg. Volume i871,350472,420
Last Close$130.87$118.08
52 Week Range$100.99 - $175.77$103.23 - $164.28
% from 52W High-25.54%-28.12%
All-Time High$327.32 (Sep 20, 2021)$178.03 (Nov 11, 2024)
% from All-Time High-60.02%-33.67%
Growth Metrics
Quarterly Revenue Growth0.18%0.14%
Quarterly Earnings Growth0.18%-0.26%
Financial Health
Profit Margin (TTM) i0.07%0.10%
Operating Margin (TTM) i0.08%0.11%
Return on Equity (TTM) i0.02%0.15%
Debt to Equity (MRQ) i32.7657.10
Cash & Liquidity
Book Value per Share (MRQ)$37.39$41.56
Cash per Share (MRQ)$13.63$6.36
Operating Cash Flow (TTM) i$117.42M$570.00M
Levered Free Cash Flow (TTM) i$76.07M$205.90M
Dividends
Last 12-Month Dividend Yield iN/A1.38%
Last 12-Month Dividend iN/A$1.86

Valuation & Enterprise Metrics Analysis: Repligen Corporation vs AptarGroup, Inc.

MetricRGEN (Apr 21, 2026)ATR (Apr 26, 2026)
Price Ratios
P/E Ratio (TTM) i154.3021.10
Forward P/E i52.7119.49
PEG Ratio i-1.10-0.84
Price to Sales (TTM) i10.142.11
Price to Book (MRQ) i3.552.99
Market Capitalization
Market Capitalization i$7.49B$7.99B
Enterprise Value i$7.36B$9.17B
Enterprise Value Metrics
Enterprise to Revenue i9.972.43
Enterprise to EBITDA i59.1311.41
Risk & Other Metrics
Beta i1.190.49
Book Value per Share (MRQ) i$37.39$41.56

Financial Statements Comparison: Repligen Corporation vs AptarGroup, Inc.

Financial Metrics

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Revenue

Operating Margin

Profit Margin

Long Term Debt

Income Flow Analysis

Financial Statements Comparison

Income Statement

MetricRGEN (2025)ATR (2025)
Revenue/Sales i738.26M3.78B
Cost of Goods Sold i352.01M2.37B
COGS % of Revenue i47.7%62.8%
Gross Profit i386.25M1.40B
Gross Margin i52.3%37.2%
Research & Development i54.18MN/A
Operating Income (EBIT) i41.56M510.88M
Operating Margin i5.6%13.5%
EBITDA i139.67M841.80M
EBITDA Margin i18.9%22.3%
Pre-Tax Income i62.38M491.38M
Pre-Tax Income % of Revenue i8.5%13.0%
Income Tax i13.49M98.88M
Income Tax % of Revenue i1.8%2.6%
Net Income (Profit) i48.89M392.50M
Profit Margin i6.6%10.4%

Balance Sheet & Liquidity Metrics

MetricRGEN (2025)ATR (2025)
Cash & Equivalents i566.02M402.42M
Total Current Assets i1.14B1.89B
Total Current Assets % of Revenue i154.1%50.1%
Total Current Liabilities i135.83M1.17B
Total Current Liabilities % of Revenue i18.4%30.9%
Long-Term Debt i668.39M1.19B
Long-Term Debt % of Revenue i90.5%31.4%
Total Shareholders Equity i2.11B2.71B
Retained Earnings i456.25M2.64B
Retained Earnings % of Revenue i61.8%70.0%
Property, Plant & Equipment i267.49M65.70M

Cash Flow Statement Comparison

MetricRGEN (2025)ATR (2025)
Operating Cash Flow i113.36M590.78M
Operating Cash Flow % of Revenue i15.4%15.6%
Capital Expenditures i-23.28M3.55M
Free Cash Flow i91.69M294.56M
FCF Margin i12.4%7.8%
Debt Repayment i0-194.78M
Common Stock Repurchase i0-365.01M

Short Interest & Institutional Ownership Analysis

MetricRGENATR
Shares Short i5.56M1.46M
Short Ratio i6.382.79
Short % of Float i9.88%2.60%
Shares Outstanding i56.33M64.21M
Float Shares i53.30M63.80M
% Held by Insiders i5.29%0.80%
% Held by Institutions i112.70%96.42%
% Held by Public i-17.99%2.78%

Dividend Analysis & Yield Comparison: Repligen Corporation vs AptarGroup, Inc.

MetricRGENATR
Last 12-Month Dividend iN/A$1.86
Last 12-Month Dividend Yield iN/A1.38%
3-Year Avg Annual Dividend iN/A$1.74
3-Year Avg Dividend Yield iN/A0.32%
3-Year Total Dividends iN/A$5.23
Ex-Dividend DateN/AFeb 04, 2026