California State Teachers Retirement System (CalSTRS)
DUOL icon

California State Teachers Retirement System (CalSTRS)’s Duolingo DUOL Stock Holding History

California State Teachers Retirement System (CalSTRS)’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 		$4.11M Buy
41,720
+7,700
+23% +$949K ﹤0.01% 1110
2025
Q4 		$5.97M Buy
34,020
+381
+1% +$89.8K 0.01% 838
2025
Q3 		$10.8M Buy
33,639
+319
+1% +$107K 0.01% 612
2025
Q2 		$13.7M Buy
33,320
+1,302
+4% +$571K 0.02% 556
2025
Q1 		$9.94M Buy
32,018
+240
+0.8% +$82.1K 0.01% 612
2024
Q4 		$10.3M Buy
31,778
+1,635
+5% +$520K 0.01% 619
2024
Q3 		$8.5M Sell
30,143
-710
-2% -$146K 0.01% 678
2024
Q2 		$6.44M Buy
30,853
+471
+2% +$96.4K 0.01% 773
2024
Q1 		$6.7M Sell
30,382
-1,272
-4% -$259K 0.01% 789
2023
Q4 		$7.18M Sell
31,654
-799
-2% -$155K 0.01% 752
2023
Q3 		$5.38M Buy
32,453
+234
+0.7% +$34.4K 0.01% 837
2023
Q2 		$4.61M Buy
32,219
+6,780
+27% +$972K 0.01% 1010
2023
Q1 		$3.63M Buy
25,439
+59
+0.2% +$6.06K 0.01% 1116
2022
Q4 		$1.81M Buy
25,380
+1,850
+8% +$144K ﹤0.01% 1537
2022
Q3 		$2.24M Buy
23,530
+5,730
+32% +$558K ﹤0.01% 1363
2022
Q2 		$1.56M Buy
17,800
+11,757
+195% +$1.04M ﹤0.01% 1654
2022
Q1 		$575K Buy
6,043
+599
+11% +$54.1K ﹤0.01% 2345
2021
Q4 		$578K Buy
+5,444
New +$750K ﹤0.01% 2454

Other funds holding DUOL

Baillie Gifford & Co
Baillie Gifford & Co Edinburgh, United Kingdom $97.9B AUM 20.73% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 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 $18.9B AUM 27.96% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

California State Teachers Retirement System (CalSTRS)'s DUOL Position: Q1 2026 in Review

California State Teachers Retirement System (CalSTRS) increased its Duolingo (DUOL) stake by 23% in Q1 2026, buying an estimated $949K and bringing the position to 41,720 shares worth $4.11M. The position accounts for ﹤0.01% of the portfolio, ranked #1110.

California State Teachers Retirement System (CalSTRS) first reported a position in DUOL in Q4 2021 and has held it in 18 quarters since. The position peaked at $13.7M in Q2 2025. 370 funds tracked by Wall St. Rank hold DUOL as of Q1 2026.

  • California State Teachers Retirement System (CalSTRS) held 41,720 shares of Duolingo worth $4.11M as of Q1 2026.
  • California State Teachers Retirement System (CalSTRS) bought 7,700 Duolingo shares in Q1 2026, an estimated $949K.
  • Duolingo made up ﹤0.01% of California State Teachers Retirement System (CalSTRS)'s portfolio in Q1 2026, its #1110 holding.
  • California State Teachers Retirement System (CalSTRS) first reported a position in Duolingo in Q4 2021 and has held it in 18 quarters since.
  • California State Teachers Retirement System (CalSTRS)'s Duolingo position peaked at $13.7M in Q2 2025.
  • 370 funds tracked by Wall St. Rank held Duolingo as of Q1 2026.

Based on California State Teachers Retirement System (CalSTRS)'s 13F filing for Q1 2026, filed 18 May 2026.