Ken Griffin
DUOL icon

Ken Griffin’s Duolingo DUOL Stock Holding History

Ken Griffin’s Portfolio DUOL Stock Details DUOL Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$78.9M Buy
800,500
+87,300
+12% +$10.8M 0.01% 986
2025
Q4 		$125M Sell
713,200
-91,700
-11% -$21.6M 0.02% 723
2025
Q3 		$259M Buy
804,900
+658,000
+448% +$220M 0.04% 375
2025
Q2 		$60.2M Buy
146,900
+13,600
+10% +$5.97M 0.01% 1098
2025
Q1 		$41.4M Buy
133,300
+32,000
+32% +$10.9M 0.01% 1301
2024
Q4 		$32.8M Sell
101,300
-61,300
-38% -$19.5M 0.01% 1655
2024
Q3 		$45.9M Sell
162,600
-5,600
-3% -$1.15M 0.01% 1298
2024
Q2 		$35.1M Buy
168,200
+2,100
+1% +$430K 0.01% 1456
2024
Q1 		$36.6M Buy
166,100
+31,000
+23% +$6.32M 0.01% 1469
2023
Q4 		$30.6M Sell
135,100
-10,900
-7% -$2.12M 0.01% 1601
2023
Q3 		$24.2M Buy
146,000
+59,900
+70% +$8.81M 0.01% 1668
2023
Q2 		$12.3M Buy
86,100
+56,300
+189% +$8.07M ﹤0.01% 2407
2023
Q1 		$4.25M Buy
29,800
+3,800
+15% +$390K ﹤0.01% 4074
2022
Q4 		$1.85M Sell
26,000
-48,500
-65% -$3.79M ﹤0.01% 5631
2022
Q3 		$7.09M Sell
74,500
-6,700
-8% -$652K ﹤0.01% 3296
2022
Q2 		$7.11M Buy
81,200
+57,400
+241% +$5.07M ﹤0.01% 3178
2022
Q1 		$2.26M Sell
23,800
-12,800
-35% -$1.16M ﹤0.01% 5813
2021
Q4 		$3.88M Buy
36,600
+1,200
+3% +$165K ﹤0.01% 4813
2021
Q3 		$5.89M Buy
+35,400
New +$5.37M ﹤0.01% 3991

Other funds holding DUOL

Baillie Gifford & Co
Baillie Gifford & Co Edinburgh, United Kingdom $110B AUM 4.8% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Fidelity International
Fidelity International Hamilton, Bermuda $129B AUM 30.83% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $124B AUM 33.93% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return
Federated Hermes
Federated Hermes Pittsburgh, Pennsylvania $61.5B AUM 30.7% 1-Year Est. Return
SOMRS
State of Michigan Retirement System Lansing, Michigan $22.6B AUM 40.24% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Ken Griffin's DUOL Position: Q1 2026 in Review

Ken Griffin reduced its Duolingo (DUOL) stake by 14% in Q1 2026, selling an estimated $5.58M and leaving 273,868 shares worth $27M. The position accounts for ﹤0.01% of the portfolio, ranked #1965.

Ken Griffin first reported a position in DUOL in Q3 2021 and has held it in 19 quarters since. The position peaked at $74.1M in Q3 2025. 370 funds tracked by Wall St. Rank hold DUOL as of Q1 2026.

  • Ken Griffin held 273,868 shares of Duolingo worth $27M as of Q1 2026.
  • Ken Griffin sold 45,275 Duolingo shares in Q1 2026, an estimated $5.58M.
  • Duolingo made up ﹤0.01% of Ken Griffin's portfolio in Q1 2026, its #1965 holding.
  • Ken Griffin first reported a position in Duolingo in Q3 2021 and has held it in 19 quarters since.
  • Ken Griffin's Duolingo position peaked at $74.1M in Q3 2025.
  • 370 funds tracked by Wall St. Rank held Duolingo as of Q1 2026.

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