Ticker · CUSIP 26603R106

DUOL

DUOLINGO INC

Technology·Software - Application

···Share

Holders (tracked)

Combined shares

10,459,907

Combined value

$1.84B

Last close

$100.51

Quarter

2025Q4

Price is -42.7% vs the avg quarter-end implied price across tracked holders.

Price · 1Y$100.51-225.99 (-69.22%)H $540.68 · L $90.03 · Avg Vol 1.8M

Congress buyCongress sellPosition opened

Tracked holders · last 8 quarters

+4 vs previous quarter over the last 8.

SEC event timeline

30 events

Whale Rock Capital added2026-02-17
+8,477 shares · 2025Q4
Position
Paul Tudor Jones (Tudor Investment) opened position2026-02-17
+109,800 shares · 2025Q4
Position
D.E. Shaw & Co. added2026-02-17
+28,314 shares · 2025Q4
Position
Ken Griffin (Citadel Advisors) added2026-02-17
+89,024 shares · 2025Q4
Position
Ron Baron (Baron Capital / BAMCO) exited2026-02-17
−243,708 shares · 2025Q4
Position
AQR Capital Management added2026-02-17
+33,841 shares · 2025Q4
Position
Two Sigma Investments trimmed2026-02-17
−69,408 shares · 2025Q4
Position
Izzy Englander (Millennium Mgmt) added2026-02-17
+229,361 shares · 2025Q4
Position
Steve Cohen (Point72) opened position2026-02-17
+59,600 shares · 2025Q4
Position
Wellington Management trimmed2026-02-17
−186 shares · 2025Q4
Position
T. Rowe Price trimmed2026-02-17
−280,375 shares · 2025Q4
Position
Ray Dalio (Bridgewater Associates) trimmed2026-02-13
−35,414 shares · 2025Q4
Position
Lee Ainslie (Maverick Capital) exited2026-02-13
−3,134 shares · 2025Q4
Position
Sands Capital Management trimmed2026-02-13
−7,697 shares · 2025Q4
Position
Renaissance Technologies trimmed2026-02-12
−225,946 shares · 2025Q4
Position
Norges Bank (Norway SWF) opened position2026-02-10
+490,935 shares · 2025Q4
Position
Baillie Gifford & Co added2026-01-23
+2,033,611 shares · 2025Q4
Position
Paul Tudor Jones (Tudor Investment) exited2025-12-09
−41,932 shares · 2025Q3
Position
Izzy Englander (Millennium Mgmt) trimmed2025-11-14
−237,621 shares · 2025Q3
Position
AQR Capital Management added2025-11-14
+325,648 shares · 2025Q3
Position
Two Sigma Investments trimmed2025-11-14
−321,047 shares · 2025Q3
Position
D.E. Shaw & Co. trimmed2025-11-14
−130,280 shares · 2025Q3
Position
Lee Ainslie (Maverick Capital) opened position2025-11-14
+3,134 shares · 2025Q3
Position
Whale Rock Capital added2025-11-14
+379,390 shares · 2025Q3
Position
T. Rowe Price trimmed2025-11-14
−810,356 shares · 2025Q3
Position
Wellington Management added2025-11-14
+2,721 shares · 2025Q3
Position
Ron Baron (Baron Capital / BAMCO) added2025-11-14
+169,049 shares · 2025Q3
Position
Sands Capital Management opened position2025-11-13
+47,672 shares · 2025Q3
Position
Ray Dalio (Bridgewater Associates) opened position2025-11-13
+50,576 shares · 2025Q3
Position
Norges Bank (Norway SWF) exited2025-11-13
−470,623 shares · 2025Q3
Position

Insider activity

No insider transactions in the last 30 days.

View full insider history for DUOL →

Follow-the-investor returns

If you'd copied each holder of DUOL…

Cost basis inferred from each manager's quarter-over-quarter position changes. Sorted by % return on the position they're still holding.

Investor	First in	Cost basis	Return	Position value today
Baillie Gifford & Co	2021Q3	$173.77	-42.2%	$488.6M
Wellington Management	2021Q3	$180.91	-44.4%	$2.6M
D.E. Shaw & Co.	2022Q2	$200.62	-49.9%	$22.8M
D.E. Shaw & Co.	2022Q2	$200.62	-49.9%	$22.8M
D.E. Shaw & Co.	2022Q2	$200.62	-49.9%	$22.8M
Two Sigma Investments	2022Q1	$211.75	-52.5%	$18.3M
Two Sigma Investments	2022Q1	$211.75	-52.5%	$18.3M
Two Sigma Investments	2022Q1	$211.75	-52.5%	$18.3M
Steve Cohen (Point72)	2022Q2	$222.88	-54.9%	$4.2M
Steve Cohen (Point72)	2022Q2	$222.88	-54.9%	$4.2M
Norges Bank (Norway SWF)	2021Q3	$224.43	-55.2%	$49.3M
Ken Griffin (Citadel Advisors)	2021Q4	$230.37	-56.4%	$62.6M
Ken Griffin (Citadel Advisors)	2021Q4	$230.37	-56.4%	$62.6M
Ken Griffin (Citadel Advisors)	2021Q4	$230.37	-56.4%	$62.6M
Whale Rock Capital	2021Q3	$236.00	-57.4%	$88.1M
Izzy Englander (Millennium Mgmt)	2021Q4	$255.10	-60.6%	$462K
Izzy Englander (Millennium Mgmt)	2021Q4	$255.10	-60.6%	$462K
Izzy Englander (Millennium Mgmt)	2021Q4	$255.10	-60.6%	$462K
T. Rowe Price	2021Q3	$266.28	-62.3%	$24.8M
Renaissance Technologies	2022Q3	$296.84	-66.1%	$31.7M
Ray Dalio (Bridgewater Associates)	2022Q1	$307.53	-67.3%	$1.5M
Sands Capital Management	2025Q3	$321.84	-68.8%	$4.0M
AQR Capital Management	2023Q1	$323.35	-68.9%	$77.9M
Paul Tudor Jones (Tudor Investment)	2021Q3	$330.81	-69.6%	$6.3M
Paul Tudor Jones (Tudor Investment)	2021Q3	$330.81	-69.6%	$6.3M

Who moved on this name in 2025Q4

Position changes reported for the latest quarter, grouped by direction.

New positions3

Norges Bank (Norway SWF)
+490,935
$86.2M
Paul Tudor Jones (Tudor Investment)
+109,800
$19.3M
Steve Cohen (Point72)
+59,600
$10.5M

Added to6

Baillie Gifford & Co
+2,033,611
$356.9M
Izzy Englander (Millennium Mgmt)
+229,361
$40.3M
Ken Griffin (Citadel Advisors)
+89,024
$15.6M
AQR Capital Management
+33,841
$5.9M
D.E. Shaw & Co.
+28,314
$5.0M
Whale Rock Capital
+8,477
$1.5M

Trimmed6

Renaissance Technologies
−225,946
$39.7M
Two Sigma Investments
−69,408
$12.2M
Ray Dalio (Bridgewater Associates)
−35,414
$6.2M
Sands Capital Management
−7,697
$1.4M
T. Rowe Price
−280,375
$49K
Wellington Management
−186
$33K

Exited2

Ron Baron (Baron Capital / BAMCO)
−243,708
$78.4M
Lee Ainslie (Maverick Capital)
−3,134
$1.0M

Institutional ownership over time

Distinct super-investors holding this ticker · combined dollar value, by quarter.

Quarter	Holders	Shares	Combined value	Δ holders
2022Q1	12	3,707,336	$15.93B	—
2022Q2	14	6,641,928	$3.07B	+2
2022Q3	15	6,426,619	$612.0M	+1
2022Q4	14	6,656,667	$473.5M	-1
2023Q1	17	9,640,440	$1.37B	+3
2023Q2	19	10,624,490	$1.52B	+2
2023Q3	17	10,230,557	$1.70B	-2
2023Q4	15	9,352,154	$2.12B	-2
2024Q1	17	9,889,036	$2.18B	+2
2024Q2	19	10,545,205	$2.20B	+2
2024Q3	19	7,665,163	$2.16B	—
2024Q4	20	6,970,267	$2.26B	+1
2025Q1	20	5,825,176	$1.81B	—
2025Q2	22	7,322,923	$3.00B	+2
2025Q3	21	8,068,329	$2.60B	-1
2025Q4	25	10,459,907	$1.84B	+4

Congress members trading this stock

Date	Member	Type	Amount range	Filing
2025-08-13	Lisa McClain	Sell	$1K – $15K	PDF ↗
2025-06-24	Lisa McClain	Sell	$1K – $15K	PDF ↗
2025-06-17	Lisa McClain	Buy	$1K – $15K	PDF ↗

Who owns DUOL

25 super-investors · 2025Q4

Tracked stake

10.46M

Combined value

$1.84B

% of shares outstanding

—

shares-out unknown

Quarter action mix

New5Added12Trim8

#	Manager	Shares	Value	% of book	Last action
1	Baillie Gifford & Co	4.86M	$853M	0.7%	Added+2.03M
2	Whale Rock Capital	876.6K	$154M	2.0%	Added+8.5K
3	AQR Capital Management	774.7K	$136M	0.1%	Added+33.8K
4	Ken Griffin Citadel Advisors	713.2K	$125M	0.0%	Added+89.0K
5	Ken Griffin Citadel Advisors	623.1K	$109M	0.0%	Added+89.0K
6	Norges Bank Norway SWF	490.9K	$86M	0.0%	New+490.9K
7	Ken Griffin Citadel Advisors	319.1K	$56M	0.0%	Added+89.0K
8	Renaissance Technologies	315.6K	$55M	0.1%	Trim−225.9K
9	Izzy Englander Millennium Mgmt	267.9K	$47M	0.0%	Added+229.4K
10	T. Rowe Price	247.1K	$43M	0.0%	Trim−280.4K
11	D.E. Shaw & Co.	226.6K	$40M	0.0%	Added+28.3K
12	Two Sigma Investments	182.4K	$32M	0.0%	Trim−69.4K
13	Izzy Englander Millennium Mgmt	151.2K	$27M	0.0%	Added+229.4K
14	Paul Tudor Jones Tudor Investment	62.6K	$11M	0.0%	New+109.8K
15	D.E. Shaw & Co.	54.6K	$10M	0.0%	Added+28.3K
16	Paul Tudor Jones Tudor Investment	47.2K	$8M	0.0%	New+109.8K
17	Steve Cohen Point72	41.9K	$7M	0.0%	New+59.6K
18	Sands Capital Management	40.0K	$7M	0.0%	Trim−7.7K
19	D.E. Shaw & Co.	37.3K	$7M	0.0%	Added+28.3K
20	Two Sigma Investments	34.8K	$6M	0.0%	Trim−69.4K
21	Two Sigma Investments	28.7K	$5M	0.0%	Trim−69.4K
22	Wellington Management	25.4K	$4M	0.0%	Trim−186
23	Steve Cohen Point72	17.7K	$3M	0.0%	New+59.6K
24	Ray Dalio Bridgewater Associates	15.2K	$3M	0.0%	Trim−35.4K
25	Izzy Englander Millennium Mgmt	4.6K	$807K	0.0%	Added+229.4K

Recent moves

20 transactions

ADDWhale Rock Capital
+8,477 · 2025Q4
NEWPaul Tudor Jones (Tudor Investment)
+109,800 · 2025Q4
ADDAQR Capital Management
+33,841 · 2025Q4
TRIMTwo Sigma Investments
−69,408 · 2025Q4
ADDIzzy Englander (Millennium Mgmt)
+229,361 · 2025Q4
TRIMWellington Management
−186 · 2025Q4
ADDKen Griffin (Citadel Advisors)
+89,024 · 2025Q4
NEWSteve Cohen (Point72)
+59,600 · 2025Q4
SOLDRon Baron (Baron Capital / BAMCO)
−243,708 · 2025Q4
TRIMT. Rowe Price
−280,375 · 2025Q4
ADDD.E. Shaw & Co.
+28,314 · 2025Q4
SOLDLee Ainslie (Maverick Capital)
−3,134 · 2025Q4
TRIMRay Dalio (Bridgewater Associates)
−35,414 · 2025Q4
TRIMSands Capital Management
−7,697 · 2025Q4
TRIMRenaissance Technologies
−225,946 · 2025Q4
NEWNorges Bank (Norway SWF)
+490,935 · 2025Q4
ADDBaillie Gifford & Co
+2,033,611 · 2025Q4
SOLDPaul Tudor Jones (Tudor Investment)
−41,932 · 2025Q3
TRIMIzzy Englander (Millennium Mgmt)
−237,621 · 2025Q3
TRIMTwo Sigma Investments
−321,047 · 2025Q3

Embed this chart

Paste this iframe anywhere to embed the live DUOL chart.

<iframe src="https://openstocks.me/embed/stocks/DUOL" width="100%" height="480" frameborder="0" loading="lazy" title="DUOL chart by OpenStocks" style="border:0;border-radius:12px;background:transparent"></iframe>

Preview: https://openstocks.me/embed/stocks/DUOL

Explore related topics