PEAK6’s Frontier Group Holdings ULCC Stock Holding History

PEAK6’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	–	Sell	-1,645	Closed	-$7.75K	–	3335
2025 Q4	$7.75K	Sell	1,645 -14,231	-90%	-$63K	﹤0.01%	2670
2025 Q3	$70.1K	Buy	+15,876	New	+$72K	﹤0.01%	2652

Other funds holding ULCC

Indigo Partners Phoenix, Arizona $453M AUM 128.46% 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 New York $6.73T AUM 46.02% 1-Year Est. Return

Marshall Wace London, United Kingdom $127B AUM 46.06% 1-Year Est. Return

SPC

Silver Point Capital Greenwich, Connecticut $1.1B AUM 20.71% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Ancient Art Austin, Texas $489M AUM 53.42% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

PEAK6's ULCC Position: Q1 2026 in Review

PEAK6 sold out of Frontier Group Holdings (ULCC) in Q1 2026, closing a stake of 1,645 shares — an estimated $7.75K sold.

PEAK6 first reported a position in ULCC in Q3 2025 and held it in 2 quarters. The position peaked at $70.1K in Q3 2025. 161 funds tracked by Wall St. Rank hold ULCC as of Q1 2026.

PEAK6 reported no remaining Frontier Group Holdings position as of Q1 2026 after selling out during the quarter.
PEAK6 sold 1,645 Frontier Group Holdings shares in Q1 2026, an estimated $7.75K.
PEAK6 first reported a position in Frontier Group Holdings in Q3 2025 and held it in 2 quarters.
PEAK6's Frontier Group Holdings position peaked at $70.1K in Q3 2025.
161 funds tracked by Wall St. Rank held Frontier Group Holdings as of Q1 2026.

Based on PEAK6's 13F filing for Q1 2026, filed 14 May 2026.