Ken Griffin
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Ken Griffin’s Marqeta MQ Stock Holding History

Ken Griffin’s Portfolio MQ Stock Details MQ Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$360K Buy
22,075
+12,425
+129% +$209K ﹤0.01% 10052
2025
Q4 		$183K Sell
9,650
-2,550
-21% -$49K ﹤0.01% 11108
2025
Q3 		$258K Sell
12,200
-4,000
-25% -$94.8K ﹤0.01% 10695
2025
Q2 		$378K Sell
16,200
-20,475
-56% -$389K ﹤0.01% 9281
2025
Q1 		$604K Buy
36,675
+7,800
+27% +$123K ﹤0.01% 8063
2024
Q4 		$438K Sell
28,875
-5,900
-17% -$104K ﹤0.01% 8851
2024
Q3 		$684K Sell
34,775
-75
-0.2% -$1.57K ﹤0.01% 7592
2024
Q2 		$764K Sell
34,850
-22,050
-39% -$486K ﹤0.01% 7150
2024
Q1 		$1.36M Sell
56,900
-45,225
-44% -$1.12M ﹤0.01% 6298
2023
Q4 		$2.85M Sell
102,125
-58,775
-37% -$1.41M ﹤0.01% 4727
2023
Q3 		$3.85M Sell
160,900
-220,725
-58% -$5.01M ﹤0.01% 4070
2023
Q2 		$7.43M Sell
381,625
-35,675
-9% -$647K ﹤0.01% 3074
2023
Q1 		$7.63M Buy
417,300
+261,725
+168% +$5.84M ﹤0.01% 3163
2022
Q4 		$3.8M Sell
155,575
-151,225
-49% -$4.13M ﹤0.01% 4334
2022
Q3 		$8.74M Buy
306,800
+233,625
+319% +$7.78M ﹤0.01% 2964
2022
Q2 		$2.37M Sell
73,175
-18,700
-20% -$735K ﹤0.01% 5214
2022
Q1 		$4.06M Sell
91,875
-22,850
-20% -$1.06M ﹤0.01% 4577
2021
Q4 		$7.88M Buy
114,725
+85,150
+288% +$7.62M ﹤0.01% 3479
2021
Q3 		$2.62M Buy
+29,575
New +$3.16M ﹤0.01% 5696

Other funds holding MQ

T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Renaissance Technologies
Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Ken Griffin's MQ Position: Q1 2026 in Review

Ken Griffin increased its Marqeta (MQ) stake by 149% in Q1 2026, buying an estimated $9.47M and bringing the position to 939,496 shares worth $15.3M. The position accounts for ﹤0.01% of the portfolio, ranked #2661.

Ken Griffin first reported a position in MQ in Q2 2021 and has held it in 20 quarters since. The position peaked at $51M in Q1 2022. 255 funds tracked by Wall St. Rank hold MQ as of Q1 2026.

  • Ken Griffin held 939,496 shares of Marqeta worth $15.3M as of Q1 2026.
  • Ken Griffin bought 562,283 Marqeta shares in Q1 2026, an estimated $9.47M.
  • Marqeta made up ﹤0.01% of Ken Griffin's portfolio in Q1 2026, its #2661 holding.
  • Ken Griffin first reported a position in Marqeta in Q2 2021 and has held it in 20 quarters since.
  • Ken Griffin's Marqeta position peaked at $51M in Q1 2022.
  • 255 funds tracked by Wall St. Rank held Marqeta as of Q1 2026.

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