Air Transport [ATSG] vs Frontier [ULCC] Detailed Stock Comparison

Air Transport Services Group, Inc.

NASDAQ
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Frontier Group Holdings Inc.

NASDAQ
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TLDR: Quick Comparison Summary

Based on 20 vital metrics comparison: Air Transport Services Group, Inc. wins in 14 metrics, Frontier Group Holdings Inc. wins in 5 metrics, with 0 ties. Air Transport Services Group, Inc. appears stronger overall.

View Metrics Details

Vital Metrics Comparison

Metric Air Transport Services Group, Inc. Frontier Group Holdings Inc. Better
P/E Ratio (TTM) 56.20 11.48 Frontier Group Holdings Inc.
Price-to-Book Ratio 0.99 1.74 Air Transport Services Group, Inc.
Debt-to-Equity Ratio 107.99 1,112.63 Air Transport Services Group, Inc.
PEG Ratio 20.81 -2.76 Air Transport Services Group, Inc.
EV/EBITDA 5.82 -15.69 Air Transport Services Group, Inc.
Profit Margin (TTM) 1.40% -3.68% Air Transport Services Group, Inc.
Operating Margin (TTM) 9.48% -9.63% Air Transport Services Group, Inc.
EBITDA Margin (TTM) 9.48% N/A N/A
Return on Equity 1.92% -25.02% Air Transport Services Group, Inc.
Return on Assets (TTM) 2.12% -4.22% Air Transport Services Group, Inc.
Free Cash Flow (TTM) $201.81M $-624.00M Air Transport Services Group, Inc.
1-Year Return 75.63% 82.22% Frontier Group Holdings Inc.
Price-to-Sales Ratio (TTM) 0.76 0.23 Frontier Group Holdings Inc.
Enterprise Value $3.02B $5.65B Frontier Group Holdings Inc.
EV/Revenue Ratio 1.54 1.52 Frontier Group Holdings Inc.
Gross Profit Margin (TTM) 19.85% 2.51% Air Transport Services Group, Inc.
Revenue per Share (TTM) $30 $16 Air Transport Services Group, Inc.
Earnings per Share (Diluted) $0.40 $-0.60 Air Transport Services Group, Inc.
Beta (Stock Volatility) 0.89 2.58 Air Transport Services Group, Inc.
Short % of Float 7.08% 45.28% Air Transport Services Group, Inc.

Air Transport Services Group, Inc. vs Frontier Group Holdings Inc. Stock Performance Analysis

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ATSG
ULCC

Performance Comparison

Short-term Returns

Stock1D1W1M3M6MYTD
Air Transport Services Group, Inc.0.00%0.72%0.72%0.72%0.72%0.72%
Frontier Group Holdings Inc.5.12%9.68%38.32%102.78%14.06%43.76%

Long-term Returns

Stock1Y3Y5Y10Y15Y20Y
Air Transport Services Group, Inc.75.63%-28.41%20.73%140.43%316.30%196.18%
Frontier Group Holdings Inc.82.22%-35.57%-66.86%-66.84%-66.84%-66.84%

Performance & Financial Health Analysis: Air Transport Services Group, Inc. vs Frontier Group Holdings Inc.

MetricATSGULCC
Market Information
Market Cap i$1.48B$882.17M
Market Cap CategorySmall capSmall cap
10 Day Avg. Volume i2,751,1626,562,677
90 Day Avg. Volume i1,459,1015,636,692
Last Close$22.48$6.57
52 Week Range$11.69 - $22.49$3.02 - $7.11
% from 52W High-0.04%-7.53%
All-Time High$34.54 (Mar 28, 2022)$22.70 (May 31, 2021)
% from All-Time High-34.92%-71.06%
Growth Metrics
Quarterly Revenue Growth0.10%-0.01%
Quarterly Earnings Growth0.00%-0.02%
Financial Health
Profit Margin (TTM) i0.01%-0.04%
Operating Margin (TTM) i0.09%-0.10%
Return on Equity (TTM) i0.02%-0.25%
Debt to Equity (MRQ) i107.991,112.63
Cash & Liquidity
Book Value per Share (MRQ)$22.68$2.14
Cash per Share (MRQ)$0.83$2.92
Operating Cash Flow (TTM) i$532.82M$-525,000,000
Levered Free Cash Flow (TTM) i$152.22M$-216,750,000
Dividends
Last 12-Month Dividend Yield iN/AN/A
Last 12-Month Dividend iN/AN/A

Valuation & Enterprise Metrics Analysis: Air Transport Services Group, Inc. vs Frontier Group Holdings Inc.

MetricATSG (May 17, 2025)ULCC (Apr 24, 2026)
Price Ratios
P/E Ratio (TTM) i56.2011.48
Forward P/E i20.8130.16
PEG Ratio i20.81-2.76
Price to Sales (TTM) i0.760.23
Price to Book (MRQ) i0.991.74
Market Capitalization
Market Capitalization i$1.48B$882.17M
Enterprise Value i$3.02B$5.65B
Enterprise Value Metrics
Enterprise to Revenue i1.541.52
Enterprise to EBITDA i5.82-15.69
Risk & Other Metrics
Beta i0.892.58
Book Value per Share (MRQ) i$22.68$2.14

Financial Statements Comparison: Air Transport Services Group, Inc. vs Frontier Group Holdings Inc.

Financial Metrics

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Revenue

Operating Margin

Profit Margin

Long Term Debt

Income Flow Analysis

Financial Statements Comparison

Income Statement

MetricATSG (2024)ULCC (2025)
Revenue/Sales i1.96B3.72B
Cost of Goods Sold i1.62B3.71B
COGS % of Revenue i82.4%99.6%
Gross Profit i344.93M14.00M
Gross Margin i17.6%0.4%
Research & Development iN/AN/A
Operating Income (EBIT) i136.09M-149.00M
Operating Margin i6.9%-4.0%
EBITDA i546.15M-32.00M
EBITDA Margin i27.8%-0.9%
Pre-Tax Income i42.34M-134.00M
Pre-Tax Income % of Revenue i2.2%-3.6%
Income Tax i14.91M3.00M
Income Tax % of Revenue i0.8%0.1%
Net Income (Profit) i27.43M-137.00M
Profit Margin i1.4%-3.7%

Balance Sheet & Liquidity Metrics

MetricATSG (2024)ULCC (2025)
Cash & Equivalents i60.58M671.00M
Total Current Assets i351.58MN/A
Total Current Assets % of Revenue i17.9%0.0%
Total Current Liabilities i359.22M2.10B
Total Current Liabilities % of Revenue i18.3%56.5%
Long-Term Debt i1.58B4.38B
Long-Term Debt % of Revenue i80.7%117.7%
Total Shareholders Equity i1.48B491.00M
Retained Earnings i616.64M59.00M
Retained Earnings % of Revenue i31.4%1.6%
Property, Plant & Equipment i123.03M4.81B

Cash Flow Statement Comparison

MetricATSG (2024)ULCC (2025)
Operating Cash Flow i448.32M-226.00M
Operating Cash Flow % of Revenue i22.9%-6.1%
Capital Expenditures i46.75M-24.00M
Free Cash Flow i201.81M-624.00M
FCF Margin i10.3%-16.8%
Debt Repayment i-795.87M-380.00M
Common Stock Repurchase i0N/A

Short Interest & Institutional Ownership Analysis

MetricATSGULCC
Shares Short i3.04M26.36M
Short Ratio i3.865.12
Short % of Float i7.08%45.28%
Shares Outstanding i65.89M229.01M
Float Shares i46.70M57.89M
% Held by Insiders i22.56%48.64%
% Held by Institutions i79.28%54.84%
% Held by Public i-1.84%-3.48%

Dividend Analysis & Yield Comparison: Air Transport Services Group, Inc. vs Frontier Group Holdings Inc.

MetricATSGULCC
Last 12-Month Dividend iN/AN/A
Last 12-Month Dividend Yield iN/AN/A
3-Year Avg Annual Dividend iN/AN/A
3-Year Avg Dividend Yield iN/AN/A
3-Year Total Dividends iN/AN/A
Ex-Dividend DateN/AN/A