DENVER, CO
FRONTIER GROUP HOLDINGS, INC.ULCC— Latest position per institution from SEC 13F filings
15
Institutional holders
121.79M
Total shares held
912.12M
Estimated value
6.09M
Avg. position size
INDIGO PARTNERS LLC
CIK 1846122
Shares
32.09M
Value
253.85M
Filed
Jun 30, 2026
WILDCAT CAPITAL MANAGEMENT, LLC
CIK 1582384
Shares
28.06M
Value
221.97M
Filed
Jun 30, 2026
VANGUARD GROUP INC
CIK 102909
Shares
7.59M
Value
35.76M
Filed
Dec 31, 2025
BLACKROCK, INC.
CIK 2012383
Shares
5.97M
Value
47.20M
Filed
Jun 30, 2026
U S GLOBAL INVESTORS INC
CIK 754811
Shares
4.91M
Value
38.87M
Filed
Jun 30, 2026
TWO SIGMA INVESTMENTS, LP
CIK 1179392
Shares
4.68M
Value
37.03M
Filed
Jun 30, 2026
MARSHALL WACE, LLP
CIK 1318757
Shares
4.20M
Value
33.26M
Filed
Jun 30, 2026
JANE STREET GROUP, LLC
CIK 1595888
Shares
3.71M
Value
29.31M
Filed
Jun 30, 2026
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
3.65M
Value
28.90M
Filed
Jun 30, 2026
BLACKROCK FINANCE, INC.
CIK 1364742
Shares
3.48M
Value
17.15M
Filed
Jun 30, 2024
VANGUARD PORTFOLIO MANAGEMENT LLC
CIK 2100121
Shares
3.37M
Value
26.69M
Filed
Jun 30, 2026
MILLENNIUM MANAGEMENT LLC
CIK 1273087
Shares
2.88M
Value
22.76M
Filed
Jun 30, 2026
DIMENSIONAL FUND ADVISORS LP
CIK 354204
Shares
2.50M
Value
19.77M
Filed
Jun 30, 2026
STATE STREET CORP
CIK 93751
Shares
2.41M
Value
19.10M
Filed
Jun 30, 2026
ANCIENT ART, L.P.
CIK 1426749
Shares
2.40M
Value
18.95M
Filed
Jun 30, 2026
PAR CAPITAL MANAGEMENT INC
CIK 1051359
Shares
2.13M
Value
7.52M
Filed
Mar 31, 2026
HIGHLAND PEAK CAPITAL, LLC
CIK 1961320
Shares
2.07M
Value
9.14M
Filed
Sep 30, 2025
CITADEL ADVISORS LLC
CIK 1423053
Shares
2M
Value
15.83M
Filed
Jun 30, 2026
GEODE CAPITAL MANAGEMENT, LLC
CIK 1214717
Shares
1.91M
Value
15.15M
Filed
Jun 30, 2026
BALYASNY ASSET MANAGEMENT L.P.
CIK 1218710
Shares
1.76M
Value
13.91M
Filed
Jun 30, 2026
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | INDIGO PARTNERS LLC | 1846122 | 32.09M | 253.85M | Jun 30, 2026 |
| 2 | WILDCAT CAPITAL MANAGEMENT, LLC | 1582384 | 28.06M | 221.97M | Jun 30, 2026 |
| 3 | VANGUARD GROUP INC | 102909 | 7.59M | 35.76M | Dec 31, 2025 |
| 4 | BLACKROCK, INC. | 2012383 | 5.97M | 47.20M | Jun 30, 2026 |
| 5 | U S GLOBAL INVESTORS INC | 754811 | 4.91M | 38.87M | Jun 30, 2026 |
| 6 | TWO SIGMA INVESTMENTS, LP | 1179392 | 4.68M | 37.03M | Jun 30, 2026 |
| 7 | MARSHALL WACE, LLP | 1318757 | 4.20M | 33.26M | Jun 30, 2026 |
| 8 | JANE STREET GROUP, LLC | 1595888 | 3.71M | 29.31M | Jun 30, 2026 |
| 9 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 3.65M | 28.90M | Jun 30, 2026 |
| 10 | BLACKROCK FINANCE, INC. | 1364742 | 3.48M | 17.15M | Jun 30, 2024 |
| 11 | VANGUARD PORTFOLIO MANAGEMENT LLC | 2100121 | 3.37M | 26.69M | Jun 30, 2026 |
| 12 | MILLENNIUM MANAGEMENT LLC | 1273087 | 2.88M | 22.76M | Jun 30, 2026 |
| 13 | DIMENSIONAL FUND ADVISORS LP | 354204 | 2.50M | 19.77M | Jun 30, 2026 |
| 14 | STATE STREET CORP | 93751 | 2.41M | 19.10M | Jun 30, 2026 |
| 15 | ANCIENT ART, L.P. | 1426749 | 2.40M | 18.95M | Jun 30, 2026 |
| 16 | PAR CAPITAL MANAGEMENT INC | 1051359 | 2.13M | 7.52M | Mar 31, 2026 |
| 17 | HIGHLAND PEAK CAPITAL, LLC | 1961320 | 2.07M | 9.14M | Sep 30, 2025 |
| 18 | CITADEL ADVISORS LLC | 1423053 | 2M | 15.83M | Jun 30, 2026 |
| 19 | GEODE CAPITAL MANAGEMENT, LLC | 1214717 | 1.91M | 15.15M | Jun 30, 2026 |
| 20 | BALYASNY ASSET MANAGEMENT L.P. | 1218710 | 1.76M | 13.91M | Jun 30, 2026 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.