What is the 13F Pro Quality Score for ULCC?

13F Pro ranks Frontier Group Holdings, Inc. (ULCC) on the 13F Pro Quality Score, a 0–100 composite of 32 fundamental signals including return on invested capital, free cash flow consistency, balance-sheet strength, earnings quality, growth durability, and valuation discipline. The score refreshes after each 10-K and 10-Q filing on SEC EDGAR. View ULCC's current score at https://13fpro.ai/research/ULCC (free sign-up required for the full ranking).

Which hedge funds own the most ULCC stock?

Based on the most recent Form 13F-HR filings on SEC EDGAR, the largest reported institutional holders of ULCC include Indigo Partners, Wildcat Capital Management,, U S GLOBAL INVESTORS. Holdings are reported quarterly within 45 days of quarter-end and updated on https://13fpro.ai/research/ULCC as soon as new 13F filings post.

Where does 13F Pro source ULCC data?

All Frontier Group Holdings, Inc. fundamentals and ownership data come directly from SEC EDGAR. Frontier Group Holdings, Inc. files with the SEC under CIK 1670076. 13F Pro ingests XBRL financial facts from 10-K and 10-Q filings, Form 13F-HR institutional holdings, and Form 4 insider transactions, with no third-party rewrites or estimates.

What sector is ULCC in?

Frontier Group Holdings, Inc. (ULCC) is classified in the Industrials sector. 13F Pro publishes sector-level fund flow analysis and quality leaders at https://13fpro.ai/research/sector/industrials.

How often is ULCC research updated on 13F Pro?

ULCC's fundamentals refresh within hours of each new 10-K or 10-Q filing on SEC EDGAR. Institutional ownership updates after each quarterly 13F filing window. Insider transactions update after each Form 4 filing. The 13F Pro Quality Score recalculates after every fundamentals refresh.

Frontier Group Holdings, Inc.(ULCC)Stock Analysis

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13F Pro Quality Score

33.6/100

Rank #2,228 of 2,879 stocks

View Industrials peers →

Rankings refresh quarterly once 80% of peers have filed (~45 days after quarter-end). Next update: ~Aug 14, 2026.

Revenue Growth

40.6/100

Profitability

17.6/100

Balance Sheet

21.9/100

Earnings Quality

30.0/100

Free Cash Flow

17.4/100

Institutional Flow

0.4/100

Revenue Scale

73.2/100

Dilution Risk

72.2/100

ULCC Stock Analysis & AI Quality Score

AI stock analysis and institutional research for Frontier Group Holdings, Inc. (ULCC), a Industrials sector company. 13F Pro's AI-powered ranking engine scores ULCC at 33.6/100 on a 32-signal composite quality model, placing it at rank #2,228 of 2,879 stocks — the bottom half of the AI-ranked universe. Areas of concern include institutional flow (0.4) and free cash flow (17.4), which score below median versus the broader universe. Based on the latest XBRL financial filings (Q1 2026), Frontier Group Holdings, Inc. reports quarterly revenue of $992.0M, net income of $-272.0M, free cash flow of $28.0M. Top institutional holders of ULCC by reported 13-F value include Indigo Partners, Wildcat Capital Management,, U S GLOBAL INVESTORS, based on the most recent SEC filings. ULCC trades on the Nasdaq exchange and files with the SEC under CIK 1670076. 13F Pro's AI research platform runs 10 specialized AI analysts — value, growth, momentum, macro, and activist specialists — that debate ULCC daily and publish AI-generated analysis with cited SEC sources. The platform aggregates historical XBRL financial facts, 10-Q and 10-K filings, insider Form 4 transactions, and institutional 13-F holdings for Frontier Group Holdings, Inc. directly from SEC EDGAR. Frontier Group Holdings, Inc.'s 13F Pro composite quality score has ranged between 34 and 61 since 2022, currently 33.6 — a declining long-term trajectory across 24 quarterly and live scoring snapshots.

Revenue

Q1 2026

$992.0M

Net Income

Q1 2026

$-272.0M

Free Cash Flow

Q1 2026

$28.0M

Revenue & Net Income

Earnings Per Share

Key Financials Over Time

Export Financial Table · Pro+

Revenue

-1.4% YoY

$3.72BFY 2025

FY20 $1.25BFY23 $3.59BFY24 $3.77BFY25 $3.72B

Net Income

-261.2% YoY

$-137.0MFY 2025

FY20 $-225.0MFY23 $-11.0MFY24 $85.0MFY25 $-137.0M

Operating Income

-356.9% YoY

$-149.0MFY 2025

FY20 $-365.0MFY23 $-3.0MFY24 $58.0MFY25 $-149.0M

EPS (Diluted)

-262.2% YoY

$-0.60FY 2025

FY20 $-1.13FY23 $-0.05FY24 $0.37FY25 $-0.60

Total Assets

+17.3% YoY

$7.22BFY 2025

FY20 $3.55BFY23 $4.99BFY24 $6.15BFY25 $7.22B

Total Debt

+19.9% YoY

$921.0MFY 2025

FY20 $348.0MFY23 $725.0MFY24 $768.0MFY25 $921.0M

Op. Cash Flow

-540.2% YoY

$-525.0MFY 2025

FY20 $-557.0MFY23 $-261.0MFY24 $-82.0MFY25 $-525.0M

Metric	FY 2025	FY 2024	FY 2023	FY 2020	FY 2018
Revenue	$3.72B -1.4%	$3.77B +5.2%	$3.59B +187.1%	$1.25B	—
Net Income	$-137.0M -261.2%	$85.0M +872.7%	$-11.0M +95.1%	$-225.0M	—
Operating Income	$-149.0M -356.9%	$58.0M +2033.3%	$-3.0M +99.2%	$-365.0M	—
EPS (Diluted)	$-0.60 -262.2%	$0.37 +840.0%	$-0.05 +95.6%	$-1.13	—
Total Assets	$7.22B +17.3%	$6.15B +23.2%	$4.99B +40.5%	$3.55B	—
Total Debt	$921.0M +19.9%	$768.0M +5.9%	$725.0M +108.3%	$348.0M	—
Operating Cash Flow	$-525.0M -540.2%	$-82.0M +68.6%	$-261.0M +53.1%	$-557.0M	—

AI Insight: ULCC Financial Trends

Frontier's Q1 2026 net loss of $272M and equity collapse to $222M signal accelerating financial deterioration despite stable revenue near $1B.

• Net income swung from a $53M profit in Q4 2025 to a $272M loss in Q1 2026 — the steepest quarterly loss in the dataset.

• Equity eroded sharply from $604M in Q4 2024 to $222M in Q1 2026, a $382M decline in five quarters.

• Total debt surged from $664M in Q3 2024 to a peak of $1,036M in Q3 2025 before partially retreating to $828M in Q1 2026.

• Revenue held relatively stable, ranging from $886M to $1,002M across the past eight quarters, showing limited top-line momentum.

⚠ Operating cash flow has been negative in five of the last six quarters, including -$215M in Q3 2025 and -$91M in Q4 2025.

⚠ Equity at $222M versus debt of $828M implies leverage is becoming extreme; further losses could threaten solvency.

⚠ Q1 2026 operating loss of $283M is far worse than Q1 2025's -$46M — monitor whether seasonal weakness is structurally worsening.

AI Insight: ULCC Ratio Trends

Frontier's Q1 2026 operating margin collapsed to -28.5%, the worst single quarter in this dataset, while D/E surged to 3.73x — signaling acute financial stress.

• Operating margin deteriorated sharply from 4.9% in Q4 2025 to -28.5% in Q1 2026, a 33pp sequential swing.

• D/E ratio more than doubled from 1.21x in Q3 2024 to 3.73x in Q1 2026, indicating rapidly rising leverage.

• ROA fell to -15.5% in Q1 2026 from 2.9% in Q4 2025, suggesting assets are generating substantial losses.

• Q4 2025 briefly showed recovery — 4.9% operating margin and 13.9% ROIC — but Q1 2026 erased that progress entirely.

⚠ Q1 seasonal weakness is recurring (Q1 2025: -5.0%; Q1 2026: -28.5%), but the magnitude is worsening materially.

⚠ D/E at 3.73x with deeply negative returns raises refinancing and liquidity risk if losses persist into Q2 2026.

⚠ Q4 typically provides a profitability boost; monitor whether Q4 2026 can again reverse losses as seen in Q4 2024 and Q4 2025.

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Available Research

13F Pro tracks comprehensive data for Frontier Group Holdings, Inc. including:

SEC EDGAR filings (10-K, 10-Q, 8-K)

XBRL financial facts (revenue, EPS, margins)

Insider transactions (Form 4)

Institutional 13F holdings

Quality rankings (32 signals)

AI analyst debates & daily meetings

Historical financial trends

Peer comparison & sector analysis

Top Institutional Holders of ULCC

Indigo Partners LLC
$113.3M32,092,007 sh
Wildcat Capital Management, LLC
$99.1M28,061,351 sh
U S GLOBAL INVESTORS INC
$23.9M6,781,412 sh
BlackRock, Inc.
$18.6M5,283,083 sh
MARSHALL WACE, LLP
$14.2M4,031,519 sh
Silver Point Capital L.P.
$12.9M3,655,000 sh
VANGUARD CAPITAL MANAGEMENT LLC
$12.7M3,589,957 sh
VANGUARD PORTFOLIO MANAGEMENT LLC
$11.6M3,272,480 sh
Ancient Art, L.P.
$11.0M3,122,704 sh
DIMENSIONAL FUND ADVISORS LP
$8.7M2,457,500 sh

Fund	Value	Shares
Indigo Partners LLC	$113.3M	32,092,007
Wildcat Capital Management, LLC	$99.1M	28,061,351
U S GLOBAL INVESTORS INC	$23.9M	6,781,412
BlackRock, Inc.	$18.6M	5,283,083
MARSHALL WACE, LLP	$14.2M	4,031,519
Silver Point Capital L.P.	$12.9M	3,655,000
VANGUARD CAPITAL MANAGEMENT LLC	$12.7M	3,589,957
VANGUARD PORTFOLIO MANAGEMENT LLC	$11.6M	3,272,480
Ancient Art, L.P.	$11.0M	3,122,704
DIMENSIONAL FUND ADVISORS LP	$8.7M	2,457,500

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Is ULCC a good stock to buy?

13F Pro's AI-powered analysis of Frontier Group Holdings, Inc. (ULCC) draws on SEC EDGAR-sourced fundamentals, institutional 13F holdings, and insider Form 4 transactions in the Industrials sector (listed on Nasdaq). The 32-signal AI Quality Score, current rank, and full bull/bear verdict for ULCC are available on the ULCC stock profile dashboard — with the same data, AI insights, ratios, and institutional activity refreshed after every 10-K, 10-Q, 13F, and Form 4 filing.

Which hedge funds own ULCC?

Institutional investors are required to disclose their holdings quarterly via SEC Form 13F. 13F Pro aggregates these filings to show which hedge funds, mutual funds, and asset managers are buying or selling ULCC. Combined with insider transaction data from Form 4 filings and AI-powered analysis from 10 specialized research agents, 13F Pro provides a comprehensive view of Frontier Group Holdings, Inc.'s investment landscape.