Ticker · CUSIP 35909R108

ULCC

FRONTIER GROUP HLDGS INC

Industrials·Airlines

···Share

Holders (tracked)

Combined shares

8,535,655

Combined value

$40.20M

Last close

$4.55

Quarter

2025Q4

Price is -3.4% vs the avg quarter-end implied price across tracked holders.

Price · 1Y$4.55+1.38 (+43.53%)H $6.52 · L $2.98 · Avg Vol 4.1M

Position opened

Tracked holders · last 8 quarters

+1 vs previous quarter over the last 8.

SEC event timeline

15 events

Ken Griffin (Citadel Advisors) trimmed2026-02-17
−678,240 shares · 2025Q4
Position
D.E. Shaw & Co. added2026-02-17
+846,934 shares · 2025Q4
Position
Two Sigma Investments added2026-02-17
+1,354,846 shares · 2025Q4
Position
Izzy Englander (Millennium Mgmt) added2026-02-17
+1,582,508 shares · 2025Q4
Position
Steve Cohen (Point72) added2026-02-17
+1,380,668 shares · 2025Q4
Position
T. Rowe Price trimmed2026-02-17
−8,595 shares · 2025Q4
Position
AQR Capital Management trimmed2026-02-17
−20,825 shares · 2025Q4
Position
Izzy Englander (Millennium Mgmt) added2025-11-14
+519,247 shares · 2025Q3
Position
Steve Cohen (Point72) opened position2025-11-14
+379,665 shares · 2025Q3
Position
Two Sigma Investments added2025-11-14
+443,476 shares · 2025Q3
Position
T. Rowe Price added2025-11-14
+2,523 shares · 2025Q3
Position
AQR Capital Management trimmed2025-11-14
−25,606 shares · 2025Q3
Position
D.E. Shaw & Co. added2025-11-14
+114,198 shares · 2025Q3
Position
Renaissance Technologies exited2025-11-13
−279,900 shares · 2025Q3
Position
Ray Dalio (Bridgewater Associates) exited2025-11-13
−821,122 shares · 2025Q3
Position

Insider activity

No insider transactions in the last 30 days.

View full insider history for ULCC →

Follow-the-investor returns

If you'd copied each holder of ULCC…

Cost basis inferred from each manager's quarter-over-quarter position changes. Sorted by % return on the position they're still holding.

Investor	First in	Cost basis	Return	Position value today
AQR Capital Management	2022Q4	$4.08	+11.6%	$590K
Ken Griffin (Citadel Advisors)	2021Q2	$4.64	-2.0%	$580K
Ken Griffin (Citadel Advisors)	2021Q2	$4.64	-2.0%	$580K
Ken Griffin (Citadel Advisors)	2021Q2	$4.64	-2.0%	$580K
Steve Cohen (Point72)	2021Q3	$4.72	-3.5%	$8.0M
D.E. Shaw & Co.	2022Q1	$4.72	-3.7%	$5.3M
Two Sigma Investments	2021Q2	$4.82	-5.6%	$9.2M
Izzy Englander (Millennium Mgmt)	2021Q3	$4.90	-7.1%	$1.0M
Izzy Englander (Millennium Mgmt)	2021Q3	$4.90	-7.1%	$1.0M
T. Rowe Price	2021Q3	$6.31	-27.9%	$231K

Who moved on this name in 2025Q4

Position changes reported for the latest quarter, grouped by direction.

New positions0

—

Added to4

Izzy Englander (Millennium Mgmt)
+1,582,508
$7.5M
Steve Cohen (Point72)
+1,380,668
$6.5M
Two Sigma Investments
+1,354,846
$6.4M
D.E. Shaw & Co.
+846,934
$4.0M

Trimmed3

Ken Griffin (Citadel Advisors)
−678,240
$3.2M
AQR Capital Management
−20,825
$98K
T. Rowe Price
−8,595
$41

Exited0

—

Institutional ownership over time

Distinct super-investors holding this ticker · combined dollar value, by quarter.

Quarter	Holders	Shares	Combined value	Δ holders
2022Q1	11	6,830,017	$77.4M	—
2022Q2	8	9,589,038	$89.8M	-3
2022Q3	10	9,240,860	$89.6M	+2
2022Q4	12	8,342,039	$85.7M	+2
2023Q1	12	9,975,984	$98.2M	—
2023Q2	9	9,318,701	$90.1M	-3
2023Q3	9	6,936,357	$33.6M	—
2023Q4	6	6,541,223	$35.7M	-3
2024Q1	8	6,513,459	$52.8M	+2
2024Q2	7	5,013,472	$24.7M	-1
2024Q3	9	3,161,411	$16.9M	+2
2024Q4	8	2,812,412	$20.0M	-1
2025Q1	11	4,994,726	$21.7M	+3
2025Q2	10	2,381,278	$8.6M	-1
2025Q3	9	3,914,959	$17.3M	-1
2025Q4	10	8,535,655	$40.2M	+1

Who owns ULCC

10 super-investors · 2025Q4

Tracked stake

8.54M

Combined value

$40M

% of shares outstanding

—

shares-out unknown

Quarter action mix

Added5Trim5

#	Manager	Shares	Value	% of book	Last action
1	Izzy Englander Millennium Mgmt	2.36M	$11M	0.0%	Added+1.58M
2	Two Sigma Investments	2.02M	$10M	0.0%	Added+1.35M
3	Steve Cohen Point72	1.76M	$8M	0.0%	Added+1.38M
4	D.E. Shaw & Co.	1.17M	$6M	0.0%	Added+846.9K
5	Ken Griffin Citadel Advisors	566.8K	$3M	0.0%	Trim−678.2K
6	Izzy Englander Millennium Mgmt	227.8K	$1M	0.0%	Added+1.58M
7	AQR Capital Management	129.6K	$610K	0.0%	Trim−20.8K
8	Ken Griffin Citadel Advisors	127.4K	$600K	0.0%	Trim−678.2K
9	Ken Griffin Citadel Advisors	118.9K	$560K	0.0%	Trim−678.2K
10	T. Rowe Price	50.8K	$240K	0.0%	Trim−8.6K

Recent moves

20 transactions

TRIMKen Griffin (Citadel Advisors)
−678,240 · 2025Q4
ADDIzzy Englander (Millennium Mgmt)
+1,582,508 · 2025Q4
TRIMAQR Capital Management
−20,825 · 2025Q4
ADDTwo Sigma Investments
+1,354,846 · 2025Q4
ADDD.E. Shaw & Co.
+846,934 · 2025Q4
TRIMT. Rowe Price
−8,595 · 2025Q4
ADDSteve Cohen (Point72)
+1,380,668 · 2025Q4
ADDD.E. Shaw & Co.
+114,198 · 2025Q3
ADDT. Rowe Price
+2,523 · 2025Q3
ADDIzzy Englander (Millennium Mgmt)
+519,247 · 2025Q3
NEWSteve Cohen (Point72)
+379,665 · 2025Q3
ADDTwo Sigma Investments
+443,476 · 2025Q3
TRIMAQR Capital Management
−25,606 · 2025Q3
SOLDRenaissance Technologies
−279,900 · 2025Q3
SOLDRay Dalio (Bridgewater Associates)
−821,122 · 2025Q3
TRIMD.E. Shaw & Co.
−700,631 · 2025Q2
TRIMIzzy Englander (Millennium Mgmt)
−264,428 · 2025Q2
TRIMTwo Sigma Investments
−1,252,787 · 2025Q2
ADDT. Rowe Price
+24,315 · 2025Q2
SOLDPaul Tudor Jones (Tudor Investment)
−520,672 · 2025Q2

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