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Frontier Group Holdings, Inc. (ULCC) — Short Interest & Borrow Fee

Data as of April 30, 2026.

Frontier Group Holdings, Inc. (ULCC) has 22.87M shares sold short as of the latest FINRA settlement report on April 30, 2026.

Short interest has decreased by 6.51% compared with the prior settlement.

At the current average daily volume, covering all open short positions would take about 3.56 days (days to cover).

The borrow fee to short ULCC is currently 0.40%. That is 8.2% below the 7-day average.

finshort's Short Pressure Score is 78 of 100, indicating elevated squeeze potential based on days-to-cover, borrow fee, and short-volume momentum.

Insider Confidence Score: 15 (based on 3-month SEC Form 4 filings).

Key short-selling metrics for ULCC

Short Interest
22,870,675 shares
Short % of Float
39.39%
Days to Cover
3.56
Cost to Borrow
0.40%
Shortable Shares
300,000
Short Pressure Score
78 / 100
Market Cap
$1,077,711,994
Float
58,063,169
Institutional Ownership
54.86%
Insider Ownership
48.66%

Recent short-interest history for ULCC

FINRA short interest history for ULCC
Settlement date Short interest Change Days to cover
Apr 30, 2026 22,870,675 -6.51% 3.56
Apr 15, 2026 24,463,867 -7.19% 5.14
Mar 31, 2026 26,359,940 7.51% 5.46
Mar 13, 2026 24,517,679 10.89% 4.51
Feb 27, 2026 22,109,742 1.91% 7.30
Feb 13, 2026 21,695,064 -4.72% 5.07
Jan 30, 2026 22,770,691 3.75% 7.55
Jan 15, 2026 21,946,883 1.99% 6.29
Dec 31, 2025 21,517,651 -3.72% 6.18
Dec 15, 2025 22,349,960 -22.72% 4.43

Frequently asked questions

What is the current short interest in ULCC?
As of the latest FINRA settlement dated April 30, 2026, ULCC had approximately 22,870,675 shares sold short. Short interest data is reported by FINRA twice per month.
How much does it cost to short ULCC?
The latest borrow fee (cost to borrow) for ULCC is 0.40% per year, based on IBKR data. Fees can change throughout the trading day as shares are borrowed and returned.
What are ULCC's days to cover?
Days to cover for ULCC is approximately 3.56 days. This estimates how many trading days it would take short sellers to buy back all outstanding short shares at the current average daily volume.
Where does finshort get ULCC short data?
Short interest and short volume come directly from FINRA. Cost-to-borrow data is sourced from Interactive Brokers (IBKR). Insider and institutional ownership data come from SEC EDGAR filings (Form 4, 13F, 13D/G). All data is refreshed multiple times daily.
How often is ULCC short data updated?
FINRA short interest settles twice monthly and is published several business days later. Short volume is published daily after market close. Cost-to-borrow rates are refreshed throughout each trading session. Institutional 13F filings are quarterly; insider Form 4 filings are typically within two business days of a transaction.

Data sources: Short interest from FINRA. Cost-to-borrow from Interactive Brokers. Insider and institutional ownership from SEC EDGAR. See methodology and data sources for details.

Not investment advice. Past performance does not guarantee future results.

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