Frontier Group Holdings, Inc. (ULCC) Ownership

NASDAQ: ULCCTop holders, insider trades and short interest.

ULCC ownership summary

as of October 18, 2026
Institutions
59.4%
of shares outstanding
Insiders
43.34%
of shares outstanding
Shares outstanding
230.2M
Float
70.3M
shares available to trade
Short interest
40.08%
23.5M shares short
Days to cover
9.47
short interest down 3.0% vs prior month
  • Institutions 59.43%
  • Insiders 43.34%

ULCC top institutional holders

20 largest
Frontier Group Holdings, Inc. top institutional holders
#Holder% of sharesSharesValueChangeReported
1Indigo Partners LLC13.94%32.1M$151.5M—June 30, 2026
2Wildcat Capital Management, LLC12.19%28.1M$132.4M—June 30, 2026
3BlackRock Inc2.59%6.0M$28.2M+684,650 (+13.0%)June 30, 2026
4US Global Investors Inc2.13%4.9M$23.2M−1.9M (−27.5%)June 30, 2026
5Two Sigma Investments LLC2.03%4.7M$22.1M+2.4M (+106.4%)June 30, 2026
6Marshall Wace Asset Management Ltd1.83%4.2M$19.8M+173,362 (+4.3%)June 30, 2026
7Vanguard Capital Management, LLC1.59%3.7M$17.2M+64,217 (+1.8%)June 30, 2026
8Jane Street Group LLC1.55%3.6M$16.8M+2.6M (+267.1%)June 30, 2026
9Vanguard Portfolio Management, LLC1.47%3.4M$15.9M+101,144 (+3.1%)June 30, 2026
10Millennium Management LLC1.25%2.9M$13.6M+2.6M (+924.0%)June 30, 2026
11Dimensional Fund Advisors, Inc.1.09%2.5M$11.8M+42,095 (+1.7%)June 30, 2026
12State Street Corp1.05%2.4M$11.4M+128,327 (+5.6%)June 30, 2026
13Ancient Art, L.P.1.04%2.4M$11.3M−727,585 (−23.3%)June 30, 2026
14Geode Capital Management, LLC0.83%1.9M$9.0M+93,962 (+5.2%)June 30, 2026
15Balyasny Asset Management LLC0.76%1.8M$8.3M+1.8M (0.0%)June 30, 2026
16Citadel Advisors Llc0.76%1.8M$8.3M+1.2M (+228.0%)June 30, 2026
17HRT FINANCIAL LLC0.73%1.7M$7.9M−3,532 (−0.2%)June 30, 2026
18Tudor Investment Corp Et AL0.70%1.6M$7.6M+477,481 (+41.9%)June 30, 2026
19Silver Point Capital LP0.67%1.5M$7.2M−2.1M (−58.0%)June 30, 2026
20Point72 Asset Management, L.P.0.63%1.4M$6.8M+724,742 (+101.2%)June 30, 2026

Value at the latest close. Change = shares bought or sold in the latest quarterly filing (13F). In the top 20, 14 holders added 13.1M shares and 4 cut 4.7M.

ULCC top mutual fund and ETF holders

20 largest
Frontier Group Holdings, Inc. top fund holders
#Holder% of sharesSharesValueChangeReported
1US Global Jets ETF2.31%5.3M$25.1M+124,614 (+2.4%)September 30, 2026
2Vanguard MStar Total Stk Mkt Idx Invest1.12%2.6M$12.2M—August 31, 2026
3Vanguard Small Cap Index1.01%2.3M$11.0M+483,768 (+26.2%)September 30, 2026
4iShares Russell 2000 ETF0.69%1.6M$7.5M−18,304 (−1.1%)September 30, 2026
5Vanguard MStar Small Cap Growth Indx Inv0.56%1.3M$6.1M+242,520 (+23.0%)September 30, 2026
6Fidelity Small Cap Index0.28%648K$3.1M+5,878 (+0.9%)July 31, 2026
7iShares Russell 2000 Growth ETF0.23%539K$2.5M−682 (−0.1%)September 30, 2026
8DFA US Small Cap I0.21%492K$2.3M—August 31, 2026
9Lazard Baylight US Sm Cap Eq WW Dist EUR0.20%455K$2.1M−4,732 (−1.0%)June 30, 2026
10Schwab US Small-Cap ETF™0.19%443K$2.1M+297 (+0.1%)September 30, 2026
11Dimensional US Core Equity 2 ETF0.19%436K$2.1M—September 30, 2026
12Fidelity Extended Market Index0.18%420K$2.0M−2,256 (−0.5%)August 31, 2026
13Dimensional US Small Cap ETF0.16%359K$1.7M−5,718 (−1.6%)September 30, 2026
14Vanguard Russell 2000 ETF0.15%346K$1.6M+3,307 (+1.0%)September 30, 2026
15PRIMECAP Odyssey Aggressive Growth0.15%341K$1.6M—June 30, 2026
16State Street® SPDR® S&PTrsptnETF0.13%299K$1.4M−1,986 (−0.7%)September 30, 2026
17Nuveen Equity Index R60.11%263K$1.2M—August 31, 2026
18Invesco Dorsey Wright SmallCap Momt ETF0.11%250K$1.2M−665 (−0.3%)September 30, 2026
19GuideStone Funds Small Cap Equity Instl0.11%249K$1.2M+248,514 (0.0%)September 30, 2026
20iShares Transportation Average ETF0.10%230K$1.1M+3,311 (+1.5%)September 30, 2026

Funds report holdings monthly or quarterly; dates differ by fund.

ULCC insider transactions

latest 8
Frontier Group Holdings, Inc. insider transactions
DateNameTransactionPriceSharesValue
2026-02-06Steve SchullerSell$6.005,000$30,000
2025-12-11Barry BiffleSell$5.7882,627$477,584
2025-12-10Barry BiffleSell$6.0117,373$104,412
2025-12-10Steve SchullerSell$6.005,000$30,000
2025-12-08Barry BiffleSell$5.54100,000$554,000
2025-12-05Barry BiffleSell$5.0544,813$226,306
2025-12-04Barry BiffleSell$5.0455,187$278,142
2025-06-02Alexandre ClercSell$3.8912,000$46,680

Reported trades by company officers, directors and other filers (including disclosures by members of Congress where EODHD lists them). "—" where the filing gives no share count.

ULCC shares outstanding

Shares outstanding

Year-end shares outstanding, adjusted for splits.

Who owns ULCC

Institutional investors own 59.4% of Frontier's shares and insiders 43.34%. The largest holder is Indigo Partners LLC with 13.94% of the shares (32.1M), as of June 30, 2026. Among the top 20 institutions, 14 added shares and 4 reduced their stake in the latest filings. Short interest is 40.08% of the float, or 9.47 days of average trading volume. The share count rose 7.3% since 2016.

Related: ULCC analyst forecast, ULCC key metrics. See the ULCC stock overview for the latest quote and news.

ULCC ownership FAQ

Who owns the most Frontier stock?

The largest shareholders of Frontier are Indigo Partners LLC (13.94%), Wildcat Capital Management, LLC (12.19%), BlackRock Inc (2.59%), US Global Investors Inc (2.13%), Two Sigma Investments LLC (2.03%).

What percentage of Frontier is owned by institutions?

Institutions hold 59.4% of Frontier's shares outstanding; insiders hold 43.34%.

Which funds own Frontier?

The largest fund holders of Frontier are US Global Jets ETF (2.31%), Vanguard MStar Total Stk Mkt Idx Invest (1.12%), Vanguard Small Cap Index (1.01%), iShares Russell 2000 ETF (0.69%), Vanguard MStar Small Cap Growth Indx Inv (0.56%).

What is Frontier's short interest?

23.5M shares of Frontier were sold short, 40.08% of the float; at the average daily volume it would take 9.47 days to cover.

Are insiders buying or selling Frontier?

Of the latest 8 reported insider transactions in Frontier (since June 2, 2025), 0 were purchases and 8 were sales.

How many shares of Frontier are outstanding?

Frontier has 230.2M shares outstanding, of which 70.3M are in the public float.

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