FRONTIER GROUP HOLDINGS INC (ULCC) Stock Institutional Trading Activity
FRONTIER GROUP HOLDINGS INC (ULCC) position changes reported by tracked institutional filers across multiple SEC 13F reporting periods. Based on recent SEC 13F filings (Q4 2025), investors with some of the largest reported share count changes include Ancient Art (Teton Capital) and Renaissance Technologies LLC. Explore insights into buying and selling patterns, position changes, and investment conviction levels to understand institutional trading behavior and market dynamics.
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- FRONTIER GROUP HOLDINGS INC (ULCC) stock institutional ownership
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| Portfolio quarter | Name | Type | Quantity | Remaining | Reported stock balance |
|---|---|---|---|---|---|
| Q4 2025 | Ancient Art (Teton Capital) | Sell | -700,000 | 3,583,803 | $16,879,712 |
| Q3 2025 | Ancient Art (Teton Capital) | Sell | -447,030 | 4,283,803 | $18,912,990 |
| Q2 2025 | Renaissance Technologies LLC | Sell | -70,300 | 279,900 | $1,016,037 |
| Q2 2025 | Ancient Art (Teton Capital) | Buy | 200,000 | 4,730,833 | $17,172,924 |
| Q1 2025 | Renaissance Technologies LLC | Buy | 194,900 | 350,200 | $1,519,868 |
| Q1 2025 | Ancient Art (Teton Capital) | Sell | -885,388 | 4,530,833 | $19,663,815 |
| Q4 2024 | Ancient Art (Teton Capital) | Sell | -2,111,500 | 5,416,221 | $38,509,331 |
| Q3 2024 | Renaissance Technologies LLC | Sell | -395,100 | 155,300 | $830,855 |
| Q2 2024 | Ancient Art (Teton Capital) | Sell | -19,094 | 7,527,721 | $37,111,665 |
| Q1 2024 | Ancient Art (Teton Capital) | Sell | -1,114,506 | 7,546,815 | $61,204,670 |
| Q4 2023 | Ancient Art (Teton Capital) | Buy | 700,000 | 8,661,321 | $47,290,813 |
| Q3 2023 | Renaissance Technologies LLC | Buy | 154,800 | 550,400 | $2,664 |
| Q3 2023 | Ancient Art (Teton Capital) | Buy | 2,734,104 | 7,961,321 | $38,532,794 |
| Q2 2023 | Renaissance Technologies LLC | Buy | 122,934 | 395,600 | $3,825 |
| Q2 2023 | Ancient Art (Teton Capital) | Buy | 868,682 | 5,227,217 | $50,547,188 |
| Q1 2023 | Renaissance Technologies LLC | Sell | -348,734 | 272,666 | $2,683 |
| Q1 2023 | Ancient Art (Teton Capital) | Sell | -50,000 | 4,358,535 | $42,887,984 |
| Q4 2022 | Renaissance Technologies LLC | Buy | 69,700 | 621,400 | $6,382 |
| Q4 2022 | Ancient Art (Teton Capital) | Sell | -346,539 | 4,408,535 | $45,275,654 |
| Q3 2022 | Renaissance Technologies LLC | Buy | 309,452 | 551,700 | $5,351 |
| Q3 2022 | Ancient Art (Teton Capital) | Sell | -351,918 | 4,755,074 | $46,124 |
| Q2 2022 | Renaissance Technologies LLC | Buy | 150,648 | 242,248 | $2,270 |
| Q2 2022 | Ancient Art (Teton Capital) | Buy | 1,046,915 | 5,106,992 | $47,853 |
| Q1 2022 | Renaissance Technologies LLC | Buy | 91,600 | 91,600 | $1,038 |
| Q1 2022 | Ancient Art (Teton Capital) | Buy | 1,512,868 | 4,060,077 | $46,001 |
| Q4 2021 | Ancient Art (Teton Capital) | Buy | 2,460,815 | 2,547,209 | $34,566 |
| Q3 2021 | Ancient Art (Teton Capital) | Buy | 86,394 | 86,394 | $1,364 |
Frequently asked questions about ULCC activity
Which institutional owners are buying ULCC?
Institutional owners buying ULCC include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.
What does "buy" mean in ULCC activity?
"Buy" means an investor increased their reported position in ULCC compared to the prior reporting period. This reflects growing exposure to FRONTIER GROUP HOLDINGS INC (ULCC) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).
Is institutional interest in ULCC increasing?
Institutional interest in ULCC can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.