Twin Tree Management’s Alaska Air ALK Stock Holding History

Twin Tree Management’s Portfolio ALK Stock Details ALK Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2024 Q4	–	Sell	-179,900	Closed	-$8.13M	–	1556
2024 Q3	$8.13M	Sell	179,900 -33,600	-16%	-$1.27M	0.02%	729
2024 Q2	$8.63M	Buy	+213,500	New	+$9.06M	0.02%	615
2019 Q3	–	Sell	-42,700	Closed	-$2.73M	–	1202
2019 Q2	$2.73M	Sell	42,700 -141,100	-77%	-$8.58M	0.01%	598
2019 Q1	$10.3M	Sell	183,800 -300	-0.2%	-$18.3K	0.05%	290
2018 Q4	$11.2M	Sell	184,100 -59,800	-25%	-$3.87M	0.07%	288
2018 Q3	$16.8M	Buy	243,900 +31,700	+15%	+$2.05M	0.11%	161
2018 Q2	$12.8M	Buy	+212,200	New	+$13.1M	0.08%	216
2016 Q3	–	Sell	-3,100	Closed	-$181K	–	1120
2016 Q2	$181K	Buy	+3,100	New	+$214K	﹤0.01%	994
2016 Q1	–	Sell	-10,600	Closed	-$853K	–	1204
2015 Q4	$853K	Sell	10,600 -300	-3%	-$23.8K	0.02%	699
2015 Q3	$866K	Buy	10,900 +10,600	+3,533%	+$810K	0.02%	590
2015 Q2	$19K	Buy	+300	New	+$19.3K	﹤0.01%	1255
2015 Q1	–	Sell	-1,600	Closed	-$96K	–	1122
2014 Q4	$96K	Buy	+1,600	New	+$84.3K	﹤0.01%	980

Other funds holding ALK

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return

DZ Bank Frankfurt Am Main, Germany $113B AUM 36.92% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

FCM

Frontier Capital Management Boston, Massachusetts $9.73B AUM 55.65% 1-Year Est. Return

Twin Tree Management's ALK Position: Q1 2026 in Review

Twin Tree Management opened a new position in Alaska Air (ALK) in Q1 2026: 22,730 shares worth $836K. The stake represents 0.02% of the portfolio and ranks #790 among its holdings. This is a return to the name: Twin Tree Management previously reported a position in ALK as recently as Q3 2025.

Twin Tree Management first reported a position in ALK in Q3 2014 and has held it in 27 quarters since. The position peaked at $15.2M in Q4 2024. 449 funds tracked by Wall St. Rank hold ALK as of Q1 2026.

Twin Tree Management held 22,730 shares of Alaska Air worth $836K as of Q1 2026.
Alaska Air was a new Twin Tree Management position in Q1 2026.
Alaska Air made up 0.02% of Twin Tree Management's portfolio in Q1 2026, its #790 holding.
Twin Tree Management first reported a position in Alaska Air in Q3 2014 and has held it in 27 quarters since.
Twin Tree Management's Alaska Air position peaked at $15.2M in Q4 2024.
449 funds tracked by Wall St. Rank held Alaska Air as of Q1 2026.

Based on Twin Tree Management's 13F filing for Q1 2026, filed 14 May 2026.