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

AptarGroup, Inc.

NYSE
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Repligen Corporation

NASDAQ
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TLDR: Quick Comparison Summary

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

View Metrics Details

Vital Metrics Comparison

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

AptarGroup, Inc. vs Repligen Corporation Stock Performance Analysis

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ATR
RGEN

Performance Comparison

Short-term Returns

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

Long-term Returns

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

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

MetricATRRGEN
Market Information
Market Cap i$7.99B$7.49B
Market Cap CategoryMid capMid cap
10 Day Avg. Volume i382,100734,741
90 Day Avg. Volume i472,420871,350
Last Close$118.08$130.87
52 Week Range$103.23 - $164.28$100.99 - $175.77
% from 52W High-28.12%-25.54%
All-Time High$178.03 (Nov 11, 2024)$327.32 (Sep 20, 2021)
% from All-Time High-33.67%-60.02%
Growth Metrics
Quarterly Revenue Growth0.14%0.18%
Quarterly Earnings Growth-0.26%0.18%
Financial Health
Profit Margin (TTM) i0.10%0.07%
Operating Margin (TTM) i0.11%0.08%
Return on Equity (TTM) i0.15%0.02%
Debt to Equity (MRQ) i57.1032.76
Cash & Liquidity
Book Value per Share (MRQ)$41.56$37.39
Cash per Share (MRQ)$6.36$13.63
Operating Cash Flow (TTM) i$570.00M$117.42M
Levered Free Cash Flow (TTM) i$205.90M$76.07M
Dividends
Last 12-Month Dividend Yield i1.38%N/A
Last 12-Month Dividend i$1.86N/A

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

MetricATR (Apr 26, 2026)RGEN (Apr 21, 2026)
Price Ratios
P/E Ratio (TTM) i21.10154.30
Forward P/E i19.4952.71
PEG Ratio i-0.84-1.10
Price to Sales (TTM) i2.1110.14
Price to Book (MRQ) i2.993.55
Market Capitalization
Market Capitalization i$7.99B$7.49B
Enterprise Value i$9.17B$7.36B
Enterprise Value Metrics
Enterprise to Revenue i2.439.97
Enterprise to EBITDA i11.4159.13
Risk & Other Metrics
Beta i0.491.19
Book Value per Share (MRQ) i$41.56$37.39

Financial Statements Comparison: AptarGroup, Inc. vs Repligen Corporation

Financial Metrics

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Revenue

Operating Margin

Profit Margin

Long Term Debt

Income Flow Analysis

Financial Statements Comparison

Income Statement

MetricATR (2025)RGEN (2025)
Revenue/Sales i3.78B738.26M
Cost of Goods Sold i2.37B352.01M
COGS % of Revenue i62.8%47.7%
Gross Profit i1.40B386.25M
Gross Margin i37.2%52.3%
Research & Development iN/A54.18M
Operating Income (EBIT) i510.88M41.56M
Operating Margin i13.5%5.6%
EBITDA i841.80M139.67M
EBITDA Margin i22.3%18.9%
Pre-Tax Income i491.38M62.38M
Pre-Tax Income % of Revenue i13.0%8.5%
Income Tax i98.88M13.49M
Income Tax % of Revenue i2.6%1.8%
Net Income (Profit) i392.50M48.89M
Profit Margin i10.4%6.6%

Balance Sheet & Liquidity Metrics

MetricATR (2025)RGEN (2025)
Cash & Equivalents i402.42M566.02M
Total Current Assets i1.89B1.14B
Total Current Assets % of Revenue i50.1%154.1%
Total Current Liabilities i1.17B135.83M
Total Current Liabilities % of Revenue i30.9%18.4%
Long-Term Debt i1.19B668.39M
Long-Term Debt % of Revenue i31.4%90.5%
Total Shareholders Equity i2.71B2.11B
Retained Earnings i2.64B456.25M
Retained Earnings % of Revenue i70.0%61.8%
Property, Plant & Equipment i65.70M267.49M

Cash Flow Statement Comparison

MetricATR (2025)RGEN (2025)
Operating Cash Flow i590.78M113.36M
Operating Cash Flow % of Revenue i15.6%15.4%
Capital Expenditures i3.55M-23.28M
Free Cash Flow i294.56M91.69M
FCF Margin i7.8%12.4%
Debt Repayment i-194.78M0
Common Stock Repurchase i-365.01M0

Short Interest & Institutional Ownership Analysis

MetricATRRGEN
Shares Short i1.46M5.56M
Short Ratio i2.796.38
Short % of Float i2.60%9.88%
Shares Outstanding i64.21M56.33M
Float Shares i63.80M53.30M
% Held by Insiders i0.80%5.29%
% Held by Institutions i96.42%112.70%
% Held by Public i2.78%-17.99%

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

MetricATRRGEN
Last 12-Month Dividend i$1.86N/A
Last 12-Month Dividend Yield i1.38%N/A
3-Year Avg Annual Dividend i$1.74N/A
3-Year Avg Dividend Yield i0.32%N/A
3-Year Total Dividends i$5.23N/A
Ex-Dividend DateFeb 04, 2026N/A