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Duolingo, Inc.

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Duolingo, Inc.

DUOL·NASDAQ·Technology·CIK 0001562088

Duolingo is a technology company that develops educational products, primarily a flagship app for language learning. The company was founded by engineers Luis von Ahn and Severin Hacker, who met at Carnegie Mellon University. Luis von Ahn, a MacArthur Fellow, grew up in Guatemala. Duolingo aims to provide high-quality education universally, believing that access should not depend on wealth, especially given the widespread availability of smartphones. The company builds smartphone-native products that are bite-sized, on-demand, and engaging to make learning accessible and effective. As of December 31, 2025, Duolingo had more than 900 employees, including over 430 engineers. Its products are powered by data analytics and AI, combined with art, animation, and design to motivate learners. The flagship app is the world's most popular way to learn languages and the top-grossing Education app in app stores.

Duolingo, Inc. (NASDAQ:DUOL) is a publicly traded company in the Technology sector. Wiseek has independently scored 17 items for DUOL at importance 7 or higher on its 1–10 market-impact scale. Its most recent item scored 7 or higher is dated 2026-11-03, rated 7/10. Across its 17 most recent items scored 7 or higher, the top rating is 9/10, with 9 rated 8 or above. Recent SEC coverage for DUOL spans 8-K, 144, 10-Q.

Recent high-impact activity:

  • Duolingo Guides Q4 Bookings to Accelerate 13%, Shares Jump 12.8% After Hours
  • Duolingo Q3 DAUs Jump 29% Across All Regions, Shares Up 10% After Hours
  • Duolingo Q3 Revenue $309M, DAUs +29%, FY Guidance Raised; Max Tier Sunset
  • Duolingo Posts $309M in Third-Quarter Revenue
  • Co-founder Luis von Ahn Files to Sell $16.3M of Duolingo Stock

Financial Snapshot

Fiscal year ended December 31, 2025
Revenue
$1.04B
Net Income
$414.06M
Diluted EPS
$8.57
Op. Cash Flow
$387.82M
Free Cash Flow
$369.73M
Gross Profit
$749.46M
Operating Income
$135.57M
Cash & Equivalents
$1.04B
Debt / Equity
0.00×
Net Margin
39.9%
Source: 10-K · filed 2026-02-26 · accession 0001628280-26-012494

Short Interest & Short Volume

8.47 days to cover

FINRA reported short interest of 7,103,345 shares in DUOL as of the October 15, 2026 settlement, a 0.7% decrease from the prior period — about 8.5 days to cover at its recent average daily volume. On November 3, 2026, 59.4% of DUOL volume reported to FINRA trade-reporting facilities was marked short.

Short interest (bi-monthly positions)7,103,345 shares as of October 15, 2026
Change vs prior period▼ 0.7%
Days to cover8.47 at avg daily volume of 839,112
Daily short volume (FINRA facilities)59.4% of 876,065 shares on November 3, 2026
5-day average short volume55.8%

Daily short sale volume covers trades reported to FINRA trade-reporting facilities and is not the same as short interest (bi-monthly reported positions). Source: FINRA — FINRA is the owner and source of this short interest and short sale volume data; it may not be redistributed.

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$142.3 +11.17% today
52-week range · as of 2026-11-03 $87.89 – $279.98
Market cap
$5.99B
Volume
2.5M (2.6× avg)
3-mo avg 953.6K
Live data · 2026-11-04 04:44 UTC · Market overnight

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feed DUOL - Latest Insights

DUOL
Nov 03, 2026, 5:28 PM EST
Source: Dow Jones Newswires
Importance Score:
7
Price at Filing: $142.50
Real-time Price: $142.30 info
Change: -$0.200 (-0.14%) info
Market Cap: $5.989B info
DUOL
Nov 03, 2026, 4:19 PM EST
Source: Reuters
Importance Score:
7
Price at Filing: $140.00
Real-time Price: $142.30 info
Change: +$2.30 (+2%) info
Market Cap: $5.989B info
DUOL
Nov 03, 2026, 4:06 PM EST
Filing Type: 8-K
Importance Score:
8
Price at Filing: $143.01
Real-time Price: $142.30 info
Change: -$0.710 (-0.50%) info
Market Cap: $5.989B info
DUOL
Nov 03, 2026, 4:05 PM EST
Source: Dow Jones Newswires
Importance Score:
7
Price at Filing: $141.15
Real-time Price: $142.30 info
Change: +$1.15 (+0.81%) info
Market Cap: $5.989B info
DUOL
Oct 07, 2026, 4:31 PM EDT
Filing Type: 144
Importance Score:
7
Price at Filing: $150.89
Real-time Price: $142.30 info
Change: -$8.59 (-6%) info
Market Cap: $5.989B info
DUOL
Sep 16, 2026, 4:29 PM EDT
Filing Type: 144
Importance Score:
7
Price at Filing: $149.00
Real-time Price: $142.30 info
Change: -$6.70 (-4%) info
Market Cap: $5.989B info
DUOL
Sep 16, 2026, 4:29 PM EDT
Filing Type: 144
Importance Score:
7
Price at Filing: $149.00
Real-time Price: $142.30 info
Change: -$6.70 (-4%) info
Market Cap: $5.989B info
DUOL
Aug 18, 2026, 9:11 PM EDT
Filing Type: 8-K
Importance Score:
7
Price at Filing: $138.00
Real-time Price: $142.30 info
Change: +$4.30 (+3%) info
Market Cap: $5.989B info
DUOL
Aug 05, 2026, 5:49 PM EDT
Filing Type: 10-Q
Importance Score:
8
Price at Filing: $123.00
Real-time Price: $142.30 info
Change: +$19.30 (+16%) info
Market Cap: $5.989B info
DUOL
Aug 05, 2026, 4:02 PM EDT
Source: Reuters
Importance Score:
8
Price at Filing: $122.30
Real-time Price: $142.30 info
Change: +$20.00 (+16%) info
Market Cap: $5.989B info
DUOL
May 04, 2026, 5:59 PM EDT
Filing Type: 10-Q
Importance Score:
7
Price at Filing: $95.80
Real-time Price: $142.30 info
Change: +$46.50 (+49%) info
Market Cap: $5.989B info
DUOL
May 04, 2026, 4:18 PM EDT
Source: Dow Jones Newswires
Importance Score:
8
Price at Filing: $99.21
Real-time Price: $142.30 info
Change: +$43.09 (+43%) info
Market Cap: $5.989B info
DUOL
May 04, 2026, 4:04 PM EDT
Filing Type: 8-K
Importance Score:
8
Price at Filing: $94.00
Real-time Price: $142.30 info
Change: +$48.30 (+51%) info
Market Cap: $5.989B info
DUOL
Feb 27, 2026, 3:03 PM EST
Source: Unknown
Importance Score:
8
Price at Filing: $96.92
Real-time Price: $142.30 info
Change: +$45.38 (+47%) info
Market Cap: $5.989B info
DUOL
Feb 27, 2026, 5:49 AM EST
Source: Dow Jones Newswires
Importance Score:
9
Price at Filing: $88.20
Real-time Price: $142.30 info
Change: +$54.10 (+61%) info
Market Cap: $5.989B info
DUOL
Feb 26, 2026, 4:03 PM EST
Filing Type: 8-K
Importance Score:
8
Price at Filing: $93.76
Real-time Price: $142.30 info
Change: +$48.54 (+52%) info
Market Cap: $5.989B info
DUOL
Jan 12, 2026, 6:46 AM EST
Filing Type: 8-K
Importance Score:
8
Price at Filing: $175.76
Real-time Price: $142.30 info
Change: -$33.46 (-19%) info
Market Cap: $5.989B info
Research tools: Filing Impact Index Dilution Tracker Split Calendar Open Datasets