Ken Griffin
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Ken Griffin’s Frontier Group Holdings ULCC Stock Holding History

Ken Griffin’s Portfolio ULCC Stock Details ULCC Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$289K Sell
81,900
-45,500
-36% -$208K ﹤0.01% 10553
2025
Q4 		$600K Buy
127,400
+45,100
+55% +$200K ﹤0.01% 8592
2025
Q3 		$363K Buy
82,300
+29,800
+57% +$135K ﹤0.01% 9902
2025
Q2 		$191K Sell
52,500
-51,200
-49% -$188K ﹤0.01% 10718
2025
Q1 		$450K Buy
103,700
+24,600
+31% +$183K ﹤0.01% 8710
2024
Q4 		$562K Buy
79,100
+60,700
+330% +$379K ﹤0.01% 8302
2024
Q3 		$98.4K Sell
18,400
-5,900
-24% -$23.1K ﹤0.01% 11133
2024
Q2 		$120K Sell
24,300
-6,300
-21% -$37.8K ﹤0.01% 10656
2024
Q1 		$248K Sell
30,600
-588,600
-95% -$3.81M ﹤0.01% 9878
2023
Q4 		$3.38M Buy
619,200
+15,700
+3% +$68.7K ﹤0.01% 4450
2023
Q3 		$2.92M Buy
603,500
+92,500
+18% +$693K ﹤0.01% 4527
2023
Q2 		$4.94M Sell
511,000
-35,300
-6% -$317K ﹤0.01% 3675
2023
Q1 		$5.38M Buy
546,300
+455,900
+504% +$5.09M ﹤0.01% 3694
2022
Q4 		$928K Sell
90,400
-205,700
-69% -$2.39M ﹤0.01% 6958
2022
Q3 		$2.87M Buy
296,100
+42,900
+17% +$526K ﹤0.01% 4885
2022
Q2 		$2.37M Buy
253,200
+142,500
+129% +$1.44M ﹤0.01% 5217
2022
Q1 		$1.25M Buy
110,700
+25,300
+30% +$318K ﹤0.01% 7187
2021
Q4 		$1.16M Buy
85,400
+68,800
+414% +$1.05M ﹤0.01% 7586
2021
Q3 		$262K Sell
16,600
-36,000
-68% -$556K ﹤0.01% 11368
2021
Q2 		$896K Buy
+52,600
New +$1.04M ﹤0.01% 8646

Other funds holding ULCC

IP
Indigo Partners Phoenix, Arizona $267M AUM 9% 1-Year Est. Return
WCM
Wildcat Capital Management New York $229M AUM 132.65% 1-Year Est. Return
USGIU
U.S. Global Investors (USGI) San Antonio, Texas $1.04B AUM 73.31% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Marshall Wace
Marshall Wace London, United Kingdom $100B AUM 35.1% 1-Year Est. Return
SPC
Silver Point Capital Greenwich, Connecticut $1.3B AUM 18.3% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
AA
Ancient Art Austin, Texas $459M AUM 52.34% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Ken Griffin's ULCC Position: Q1 2026 in Review

Ken Griffin reduced its Frontier Group Holdings (ULCC) stake by 5.5% in Q1 2026, selling an estimated $141K and leaving 535,859 shares worth $1.89M. The position accounts for ﹤0.01% of the portfolio, ranked #6178.

Ken Griffin first reported a position in ULCC in Q2 2021 and has held it in 18 quarters since. The position peaked at $12.8M in Q1 2023. 161 funds tracked by Wall St. Rank hold ULCC as of Q1 2026.

  • Ken Griffin held 535,859 shares of Frontier Group Holdings worth $1.89M as of Q1 2026.
  • Ken Griffin sold 30,898 Frontier Group Holdings shares in Q1 2026, an estimated $141K.
  • Frontier Group Holdings made up ﹤0.01% of Ken Griffin's portfolio in Q1 2026, its #6178 holding.
  • Ken Griffin first reported a position in Frontier Group Holdings in Q2 2021 and has held it in 18 quarters since.
  • Ken Griffin's Frontier Group Holdings position peaked at $12.8M in Q1 2023.
  • 161 funds tracked by Wall St. Rank held Frontier Group Holdings as of Q1 2026.

Based on Citadel Advisors's 13F filing for Q1 2026, filed 15 May 2026.