SIMPLEX TRADING, LLC

Position in ALK — Alaska Air Group, Inc.

CIK 1488542 CHICAGO, IL

Position in ALK

as of Jun 30, 2026 · filed Aug 12, 2026 Compact

Position Value

$3,648,310

+$3,626,647 QoQ

Shares Held

69,891

+11766.0% QoQ

Ownership

0.063%

of shares outstanding

% of Portfolio

0.12%

of 13F equity value

Holder Rank

#111

of 486 holders

Holding Since

Mar 2020

15 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Industrials · as of Jun 30, 2026

SIMPLEX TRADING, LLC holds $11,705,822 across 6 Airlines names. ALK ranks #2 (31.2% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	UAL	United Airlines Holdings, Inc.	43,847	$5,962,753
2	ALK	Alaska Air Group, Inc. This page	69,891	$3,648,310
3	AAL	American Airlines Group Inc.	85,215	$1,539,835
4	LUV	Southwest Airlines Co	7,940	$408,274
5	CPA	Copa Holdings, S.A.	919	$142,968
6	VLRS	Controladora Vuela Compania de Aviacion, S.A.B. de C.V.	393	$3,682

15 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$3,648,310	69,891	+11766.0%	Shares	Sole	2026-08-12
2026-03-31	$21,663	589	-91.9%	Shares	Sole	2026-05-14
2025-09-30	$362,000	7,272	-26.0%	Shares	Sole	2025-11-12
2025-06-30	$486,338	9,829	-13.3%	Shares	Sole	2025-08-05
2025-03-31	$557,711	11,331	-12.9%	Shares	Sole	2025-05-12
2023-03-31	$545,815	13,008	+791.0%	Shares	Sole	2023-04-27
2022-06-30	$58,473	1,460	-59.0%	Shares	Sole	2022-08-03
2022-03-31	$206,573	3,561	-69.9%	Shares	Sole	2022-05-02
2021-12-31	$615,561	11,815	+44.1%	Shares	Sole	2022-02-23
2021-09-30	$480,578	8,201	-13.3%	Shares	Sole	2021-10-28
2021-06-30	$570,472	9,459	+130.9%	Shares	Sole	2021-08-12
2021-03-31	$283,553	4,097	-88.0%	Shares	Sole	2021-04-26
2020-09-30	$1,250,474	34,138	+654.8%	Shares	Sole	2020-10-14
2020-06-30	$164,003	4,523	-63.6%	Shares	Sole	2020-07-13
2020-03-31	$353,654	12,422	—	Shares	Sole	2020-04-29
No filing history on record for this holder in this stock.