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Magnetar Financial’s Alaska Air ALK Stock Holding History

Magnetar Financial’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
2025
Q4 		– Sell
-58,835
Closed -$2.93M – 915
2025
Q3 		$2.93M Sell
58,835
-29,559
-33% -$1.64M 0.02% 309
2025
Q2 		$4.37M Buy
88,394
+8,430
+11% +$410K 0.02% 256
2025
Q1 		$3.94M Buy
+79,964
New +$5.25M 0.05% 202
2024
Q1 		– Sell
-23,901
Closed -$934K – 369
2023
Q4 		$934K Sell
23,901
-47,681
-67% -$1.7M 0.02% 263
2023
Q3 		$2.65M Buy
+71,582
New +$3.24M 0.07% 161
2021
Q4 		– Sell
-8,468
Closed -$496K – 1361
2021
Q3 		$496K Sell
8,468
-7,182
-46% -$414K 0.01% 893
2021
Q2 		$944K Buy
+15,650
New +$1.06M 0.01% 745
2018
Q1 		– Sell
-10,141
Closed -$745K – 568
2017
Q4 		$745K Sell
10,141
-12,731
-56% -$905K 0.01% 292
2017
Q3 		$1.74M Buy
22,872
+10,637
+87% +$870K 0.03% 164
2017
Q2 		$1.1M Sell
12,235
-2,676
-18% -$235K 0.02% 343
2017
Q1 		$1.38M Buy
+14,911
New +$1.41M 0.02% 249
2016
Q4 		– Sell
-26,732
Closed -$1.76M – 25
2016
Q3 		$1.76M Buy
26,732
+16,730
+167% +$1.1M 0.03% 194
2016
Q2 		$583K Buy
10,002
+5,137
+106% +$355K 0.01% 212
2016
Q1 		$399K Buy
+4,865
New +$360K 0.01% 233

Other funds holding ALK

Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Primecap Management
Primecap Management Pasadena, California $169B AUM 114.72% 1-Year Est. Return
Capital Research Global Investors
Capital Research Global Investors Los Angeles, California $717B AUM 35.42% 1-Year Est. Return
Massachusetts Financial Services
Massachusetts Financial Services Boston, Massachusetts $315B AUM 27.84% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $875B AUM 40.91% 1-Year Est. Return

Magnetar Financial's ALK Position: Q4 2025 in Review

Magnetar Financial sold out of Alaska Air (ALK) in Q4 2025, closing a stake of 58,835 shares — an estimated $2.93M sold.

Magnetar Financial first reported a position in ALK in Q1 2016 and held it in 14 quarters. The position peaked at $4.37M in Q2 2025. 467 funds tracked by Wall St. Rank hold ALK as of Q4 2025.

  • Magnetar Financial reported no remaining Alaska Air position as of Q4 2025 after selling out during the quarter.
  • Magnetar Financial sold 58,835 Alaska Air shares in Q4 2025, an estimated $2.93M.
  • Magnetar Financial first reported a position in Alaska Air in Q1 2016 and held it in 14 quarters.
  • Magnetar Financial's Alaska Air position peaked at $4.37M in Q2 2025.
  • 467 funds tracked by Wall St. Rank held Alaska Air as of Q4 2025.

Based on Magnetar Financial's 13F filing for Q4 2025, filed 17 Feb 2026.