Duolingo (DUOL) stock: insider trades, news & valuation
Net selling
Close · Oct 9, 2026
$149.92
-0.9% on the day
-55.5% over 12 months
52-week range $90.03 – $341.08
Share price and insider trades
DUOL closeInsider buyInsider sale
Bought, 12 months$499K
Sold, 12 months$50.6M
Insiders buying1
Insiders selling7
Duolingo insider trading at a glance (Oct 9, 2026): in the past 12 months, 1 insider bought $499K and 7 sold $50.6M of DUOL stock on the open market.
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DUOL insider buying and selling by quarter
Open-market purchases (green, above the line) and sales (red, below), by trade date.
| Quarter | Bought | Purchases | Sold | Sales |
|---|---|---|---|---|
| Q4 2026 | — | 0 | $16.7M | 4 |
| Q3 2026 | — | 0 | $21.0M | 22 |
| Q2 2026 | — | 0 | $1.1M | 7 |
| Q1 2026 | $499K | 1 | $1.7M | 16 |
| Q4 2025 | — | 0 | $14.4M | 71 |
Valuation, profit and volume
P/E (trailing)n/aSector median —
Market value—
Profit margin—Revenue growth —
Volume vs. 50-day0.6×Last 5 sessions
Insiders' paper profit+$251KOn all tracked purchases +50.3%
Summary
Over the past 12 months, 1 Duolingo, Inc. insider reported open-market purchases totaling $499K, while 7 insiders reported sales totaling $50.6M. 115 of 120 recorded sales were made under pre-scheduled Rule 10b5-1 trading plans, which are usually less informative than discretionary sales.
Insider transactions
Open-market purchases and sales.
| Filed | Insider | Type | Shares | Price | Value | Since | Score |
|---|---|---|---|---|---|---|---|
| Oct 9 NewSEC | Ahn Luis VonCEO, President | Sell Plan | 55,03634,985 held (−61%) | $151.52 | $8.3M | -1.1% | — |
| Oct 9 NewSEC | Ahn Luis VonCEO, President | Sell Plan | 29,8715,114 held (−85%) | $152.47 | $4.6M | -1.7% | — |
| Oct 9 NewSEC | Ahn Luis VonCEO, President | Sell Plan | 20,02590,021 held (−18%) | $150.63 | $3.0M | -0.5% | — |
| Oct 9 NewSEC | Ahn Luis VonCEO, President | Sell Plan | 5,114 | $153.26 | $784K | -2.2% | — |
| Sep 28SEC | Ahn Luis VonCEO, President | Sell Plan | 38,7587,924 held (−83%) | $150.45 | $5.8M | -0.4% | — |
| Sep 28SEC | Ahn Luis VonCEO, President | Sell Plan | 7,024900 held (−89%) | $151.42 | $1.1M | -1.0% | — |
| Sep 28SEC | Ahn Luis VonCEO, President | Sell Plan | 900 | $152.29 | $137K | -1.6% | — |
| Sep 23SEC | Ahn Luis VonCEO, President | Sell Plan | 33,2574,109 held (−89%) | $150.46 | $5.0M | -0.4% | — |
| Sep 23SEC | Ahn Luis VonCEO, President | Sell Plan | 4,109 | $151.07 | $621K | -0.8% | — |
| Sep 23SEC | Ahn Luis VonCEO, President | Sell Plan | 3,414 | $152.02 | $519K | -1.4% | — |
| Sep 23SEC | Ahn Luis VonCEO, President | Sell Plan | 2003,414 held (−6%) | $150.00 | $30K | -0.1% | — |
| Sep 18SEC | Ahn Luis VonCEO, President | Sell Plan | 27,2721,020 held (−96%) | $150.17 | $4.1M | -0.2% | — |
| Sep 18SEC | Ahn Luis VonCEO, President | Sell Plan | 1,020 | $151.54 | $155K | -1.1% | — |
| Sep 15SEC | Stephen C. ChenGeneral Counsel | Sell Plan | 5,96543,769 held (−12%) | $150.00 | $895K | -0.1% | — |
| Sep 15SEC | Stephen C. ChenGeneral Counsel | Sell Plan | 2,10749,734 held (−4%) | $147.43 | $311K | +1.7% | — |
| Sep 10SEC | William B GordonDirector | Sell Plan | 3,48371,390 held (−5%) | $145.91 | $508K | +2.7% | — |
| Sep 10SEC | William B GordonDirector | Sell Plan | 2,74274,873 held (−4%) | $144.59 | $396K | +3.7% | — |
| Sep 10SEC | William B GordonDirector | Sell Plan | 2,67568,715 held (−4%) | $146.58 | $392K | +2.3% | — |
| Sep 10SEC | William B GordonDirector | Sell Plan | 80077,615 held (−1%) | $143.83 | $115K | +4.2% | — |
| Sep 10SEC | William B GordonDirector | Sell Plan | 20068,515 held (−0%) | $148.68 | $30K | +0.8% | — |
| Sep 10SEC | William B GordonDirector | Sell Plan | 10068,415 held (−0%) | $151.64 | $15K | -1.1% | — |
| Aug 19SEC | Natalie GlanceChief Engineering Officer | Sell Plan | 2,751170,650 held (−2%) | $129.13 | $355K | +16.1% | — |
| Aug 19SEC | Robert MeeseChief Business Officer | Sell | 1,354169,391 held (−1%) | $129.13 | $175K | +16.1% | — |
| Aug 19SEC | Natalie GlanceChief Engineering Officer | Sell Plan | 1,037169,111 held (−1%) | $138.19 | $143K | +8.5% | — |
| Aug 19SEC | Stephen C. ChenGeneral Counsel | Sell | 1,02451,841 held (−2%) | $129.13 | $132K | +16.1% | — |
| Aug 19SEC | Natalie GlanceChief Engineering Officer | Sell Plan | 502170,148 held (−0%) | $137.01 | $69K | +9.4% | — |
| May 19SEC | Natalie GlanceChief Engineering Officer | Sell Plan | 2,060174,701 held (−1%) | $113.21 | $233K | +32.4% | — |
| May 19SEC | Natalie GlanceChief Engineering Officer | Sell Plan | 1,929176,761 held (−1%) | $112.16 | $216K | +33.7% | — |
| May 19SEC | Robert MeeseChief Business Officer | Sell | 1,420170,745 held (−1%) | $112.16 | $159K | +33.7% | — |
| May 19SEC | Natalie GlanceChief Engineering Officer | Sell Plan | 1,300173,401 held (−1%) | $114.19 | $148K | +31.3% | — |
| May 19SEC | Stephen C. ChenGeneral Counsel | Sell Plan | 1,27753,507 held (−2%) | $113.27 | $145K | +32.4% | — |
| May 19SEC | Stephen C. ChenGeneral Counsel | Sell Plan | 82054,784 held (−1%) | $112.16 | $92K | +33.7% | — |
| May 19SEC | Stephen C. ChenGeneral Counsel | Sell Plan | 70052,807 held (−1%) | $114.22 | $80K | +31.3% | — |
| Mar 4SEC | James H SheltonDirector | Buy | 5,0009,632 held (+108%) | $99.76 | $499K | +50.3% | — |
| Feb 20SEC | Matthew SkaruppaCFO | Sell Plan | 1,87035,617 held (−5%) | $110.06 | $206K | +36.2% | — |
| Feb 20SEC | Matthew SkaruppaCFO | Sell Plan | 1,76431,991 held (−5%) | $114.35 | $202K | +31.1% | — |
| Feb 20SEC | Natalie GlanceChief Engineering Officer | Sell Plan | 1,741118,925 held (−1%) | $110.06 | $192K | +36.2% | — |
| Feb 20SEC | Matthew SkaruppaCFO | Sell Plan | 1,62633,991 held (−5%) | $112.26 | $183K | +33.5% | — |
| Feb 20SEC | Natalie GlanceChief Engineering Officer | Sell Plan | 1,520115,740 held (−1%) | $114.29 | $174K | +31.2% | — |
| Feb 20SEC | Natalie GlanceChief Engineering Officer | Sell Plan | 1,499117,426 held (−1%) | $112.30 | $168K | +33.5% | — |
| Feb 20SEC | Robert MeeseChief Business Officer | Sell | 1,000122,636 held (−1%) | $110.06 | $110K | +36.2% | — |
| Feb 20SEC | Stephen C. ChenGeneral Counsel | Sell Plan | 89632,446 held (−3%) | $110.06 | $99K | +36.2% | — |
| Feb 20SEC | Stephen C. ChenGeneral Counsel | Sell Plan | 82131,625 held (−3%) | $111.83 | $92K | +34.1% | — |
| Feb 20SEC | Stephen C. ChenGeneral Counsel | Sell Plan | 52030,625 held (−2%) | $114.55 | $60K | +30.9% | — |
| Feb 20SEC | Stephen C. ChenGeneral Counsel | Sell Plan | 48031,145 held (−2%) | $113.95 | $55K | +31.6% | — |
| Feb 20SEC | Natalie GlanceChief Engineering Officer | Sell Plan | 360115,380 held (−0%) | $115.29 | $42K | +30.0% | — |
| Feb 20SEC | Matthew SkaruppaCFO | Sell Plan | 36031,631 held (−1%) | $115.29 | $42K | +30.0% | — |
| Feb 20SEC | Matthew SkaruppaCFO | Sell Plan | 23633,755 held (−1%) | $113.37 | $27K | +32.2% | — |
| Feb 20SEC | Natalie GlanceChief Engineering Officer | Sell Plan | 166117,260 held (−0%) | $113.55 | $19K | +32.0% | — |
| Feb 20SEC | Stephen C. ChenGeneral Counsel | Sell Plan | 8030,545 held (−0%) | $115.47 | $9K | +29.8% | — |
| Nov 20SEC | Severin HackerChief Tech Officer, Co-Founder | Sell Plan | 3,089787 held (−80%) | $174.61 | $539K | -14.1% | — |
| Nov 20SEC | Severin HackerChief Tech Officer, Co-Founder | Sell Plan | 2,0095,917 held (−25%) | $171.50 | $345K | -12.6% | — |
| Nov 20SEC | Severin HackerChief Tech Officer, Co-Founder | Sell Plan | 1,2814,636 held (−22%) | $172.39 | $221K | -13.0% | — |
| Nov 20SEC | Severin HackerChief Tech Officer, Co-Founder | Sell Plan | 1,1468,926 held (−11%) | $169.57 | $194K | -11.6% | — |
| Nov 20SEC | Severin HackerChief Tech Officer, Co-Founder | Sell Plan | 1,0007,926 held (−11%) | $170.55 | $171K | -12.1% | — |
| Nov 20SEC | Severin HackerChief Tech Officer, Co-Founder | Sell Plan | 7603,876 held (−16%) | $173.74 | $132K | -13.7% | — |
| Nov 20SEC | Severin HackerChief Tech Officer, Co-Founder | Sell Plan | 435352 held (−55%) | $175.46 | $76K | -14.6% | — |
| Nov 20SEC | Severin HackerChief Tech Officer, Co-Founder | Sell Plan | 28072 held (−80%) | $176.68 | $49K | -15.1% | — |
| Nov 19SEC | Matthew SkaruppaCFO | Sell Plan | 2,79940,546 held (−6%) | $177.95 | $498K | -15.8% | — |
| Nov 19SEC | Natalie GlanceChief Engineering Officer | Sell Plan | 2,534113,637 held (−2%) | $177.95 | $451K | -15.8% | — |
| Nov 19SEC | Stephen C. ChenGeneral Counsel | Sell Plan | 1,28233,056 held (−4%) | $177.95 | $228K | -15.8% | — |
| Nov 19SEC | Matthew SkaruppaCFO | Sell Plan | 88038,483 held (−2%) | $175.73 | $155K | -14.7% | — |
| Nov 19SEC | Natalie GlanceChief Engineering Officer | Sell Plan | 850111,886 held (−1%) | $175.73 | $149K | -14.7% | — |
| Nov 19SEC | Matthew SkaruppaCFO | Sell Plan | 79637,687 held (−2%) | $176.91 | $141K | -15.3% | — |
| Nov 19SEC | Matthew SkaruppaCFO | Sell Plan | 79339,363 held (−2%) | $175.00 | $139K | -14.3% | — |
| Nov 19SEC | Natalie GlanceChief Engineering Officer | Sell Plan | 741112,736 held (−1%) | $174.97 | $130K | -14.3% | — |
| Nov 19SEC | Stephen C. ChenGeneral Counsel | Sell Plan | 59432,342 held (−2%) | $175.15 | $104K | -14.4% | — |
| Nov 19SEC | Natalie GlanceChief Engineering Officer | Sell Plan | 560111,326 held (−1%) | $177.00 | $99K | -15.3% | — |
| Nov 19SEC | Stephen C. ChenGeneral Counsel | Sell Plan | 48031,542 held (−1%) | $177.19 | $85K | -15.4% | — |
| Nov 19SEC | Matthew SkaruppaCFO | Sell Plan | 39040,156 held (−1%) | $174.04 | $68K | -13.9% | — |
| Nov 19SEC | Stephen C. ChenGeneral Counsel | Sell Plan | 32032,022 held (−1%) | $175.94 | $56K | -14.8% | — |
| Nov 19SEC | Matthew SkaruppaCFO | Sell Plan | 20037,487 held (−1%) | $177.65 | $36K | -15.6% | — |
| Nov 19SEC | Natalie GlanceChief Engineering Officer | Sell Plan | 160111,166 held (−0%) | $177.60 | $28K | -15.6% | — |
| Nov 19SEC | Natalie GlanceChief Engineering Officer | Sell Plan | 160113,477 held (−0%) | $173.80 | $28K | -13.7% | — |
| Nov 19SEC | Stephen C. ChenGeneral Counsel | Sell Plan | 12032,936 held (−0%) | $173.97 | $21K | -13.8% | — |
| Nov 18SEC | Robert MeeseChief Business Officer | Sell | 1,444123,636 held (−1%) | $177.95 | $257K | -15.8% | — |
| Nov 6SEC | Severin HackerChief Tech Officer, Co-Founder | Sell Plan | 1,7785,889 held (−23%) | $261.94 | $466K | -42.8% | — |
| Nov 6SEC | Severin HackerChief Tech Officer, Co-Founder | Sell Plan | 1,7271,217 held (−59%) | $266.12 | $460K | -43.7% | — |
| Nov 6SEC | Severin HackerChief Tech Officer, Co-Founder | Sell Plan | 1,6253,704 held (−30%) | $264.06 | $429K | -43.2% | — |
| Nov 6SEC | Severin HackerChief Tech Officer, Co-Founder | Sell Plan | 1,14572 held (−94%) | $266.87 | $306K | -43.8% | — |
| Nov 6SEC | Severin HackerChief Tech Officer, Co-Founder | Sell Plan | 9368,392 held (−10%) | $258.77 | $242K | -42.1% | — |
| Nov 6SEC | Severin HackerChief Tech Officer, Co-Founder | Sell Plan | 7602,944 held (−21%) | $265.02 | $201K | -43.4% | — |
| Nov 6SEC | Severin HackerChief Tech Officer, Co-Founder | Sell Plan | 7449,328 held (−7%) | $257.92 | $192K | -41.9% | — |
| Nov 6SEC | Severin HackerChief Tech Officer, Co-Founder | Sell Plan | 5605,329 held (−10%) | $262.97 | $147K | -43.0% | — |
| Nov 6SEC | Severin HackerChief Tech Officer, Co-Founder | Sell Plan | 5607,832 held (−7%) | $259.71 | $145K | -42.3% | — |
| Nov 6SEC | Severin HackerChief Tech Officer, Co-Founder | Sell Plan | 1657,667 held (−2%) | $261.14 | $43K | -42.6% | — |
| Oct 22SEC | Severin HackerChief Tech Officer, Co-Founder | Sell Plan | 1,6002,759 held (−37%) | $316.64 | $507K | -52.7% | — |
| Oct 22SEC | Severin HackerChief Tech Officer, Co-Founder | Sell Plan | 1,2815,959 held (−18%) | $312.37 | $400K | -52.0% | — |
| Oct 22SEC | Severin HackerChief Tech Officer, Co-Founder | Sell Plan | 1,1004,359 held (−20%) | $315.79 | $347K | -52.5% | — |
| Oct 22SEC | Severin HackerChief Tech Officer, Co-Founder | Sell Plan | 1,0007,240 held (−12%) | $311.43 | $311K | -51.9% | — |
| Oct 22SEC | Severin HackerChief Tech Officer, Co-Founder | Sell Plan | 9071,172 held (−44%) | $318.73 | $289K | -53.0% | — |
| Oct 22SEC | Severin HackerChief Tech Officer, Co-Founder | Sell Plan | 6802,079 held (−25%) | $317.68 | $216K | -52.8% | — |
| Oct 22SEC | Severin HackerChief Tech Officer, Co-Founder | Sell Plan | 6328,240 held (−7%) | $309.94 | $196K | -51.6% | — |
| Oct 22SEC | Severin HackerChief Tech Officer, Co-Founder | Sell Plan | 6009,372 held (−6%) | $307.55 | $185K | -51.3% | — |
| Oct 22SEC | Severin HackerChief Tech Officer, Co-Founder | Sell Plan | 5005,459 held (−8%) | $313.93 | $157K | -52.2% | — |
| Oct 22SEC | Severin HackerChief Tech Officer, Co-Founder | Sell Plan | 5008,872 held (−5%) | $309.06 | $155K | -51.5% | — |
| Oct 22SEC | Severin HackerChief Tech Officer, Co-Founder | Sell Plan | 400472 held (−46%) | $321.75 | $129K | -53.4% | — |
| Oct 22SEC | Severin HackerChief Tech Officer, Co-Founder | Sell Plan | 300172 held (−64%) | $323.09 | $97K | -53.6% | — |
| Oct 22SEC | Severin HackerChief Tech Officer, Co-Founder | Sell Plan | 300872 held (−26%) | $319.97 | $96K | -53.1% | — |
| Oct 22SEC | Severin HackerChief Tech Officer, Co-Founder | Sell Plan | 10072 held (−58%) | $324.10 | $32K | -53.7% | — |
| Oct 22SEC | Severin HackerChief Tech Officer, Co-Founder | Sell Plan | 1009,972 held (−1%) | $305.86 | $31K | -51.0% | — |
| Oct 7SEC | Severin HackerChief Tech Officer, Co-Founder | Sell Plan | 1,9167,656 held (−20%) | $318.26 | $610K | -52.9% | — |
| Oct 7SEC | Severin HackerChief Tech Officer, Co-Founder | Sell Plan | 1,8034,254 held (−30%) | $320.33 | $578K | -53.2% | — |
| Oct 7SEC | Severin HackerChief Tech Officer, Co-Founder | Sell Plan | 1,5996,057 held (−21%) | $319.56 | $511K | -53.1% | — |
| Oct 7SEC | Severin HackerChief Tech Officer, Co-Founder | Sell Plan | 1,300272 held (−83%) | $327.44 | $426K | -54.2% | — |
| Oct 7SEC | Severin HackerChief Tech Officer, Co-Founder | Sell Plan | 1,1733,081 held (−28%) | $321.39 | $377K | -53.4% | — |
| Oct 7SEC | Severin HackerChief Tech Officer, Co-Founder | Sell Plan | 6001,572 held (−28%) | $326.50 | $196K | -54.1% | — |
| Oct 7SEC | Severin HackerChief Tech Officer, Co-Founder | Sell Plan | 5002,172 held (−19%) | $325.22 | $163K | -53.9% | — |
| Oct 7SEC | Severin HackerChief Tech Officer, Co-Founder | Sell Plan | 5009,572 held (−5%) | $317.31 | $159K | -52.8% | — |
| Oct 7SEC | Severin HackerChief Tech Officer, Co-Founder | Sell Plan | 3002,672 held (−10%) | $324.10 | $97K | -53.7% | — |
| Oct 7SEC | Severin HackerChief Tech Officer, Co-Founder | Sell Plan | 20072 held (−74%) | $328.76 | $66K | -54.4% | — |
| Oct 7SEC | Severin HackerChief Tech Officer, Co-Founder | Sell Plan | 1092,972 held (−4%) | $322.62 | $35K | -53.5% | — |
| Oct 6SEC | Natalie GlanceChief Engineering Officer | Sell Plan | 600116,171 held (−1%) | $319.76 | $192K | -53.1% | — |
| Oct 6SEC | Natalie GlanceChief Engineering Officer | Sell Plan | 600116,771 held (−1%) | $317.96 | $191K | -52.8% | — |
| Oct 6SEC | Natalie GlanceChief Engineering Officer | Sell Plan | 600118,079 held (−1%) | $306.51 | $184K | -51.1% | — |
| Oct 6SEC | Natalie GlanceChief Engineering Officer | Sell Plan | 475118,879 held (−0%) | $303.74 | $144K | -50.6% | — |
| Oct 6SEC | Natalie GlanceChief Engineering Officer | Sell Plan | 300117,371 held (−0%) | $316.74 | $95K | -52.7% | — |
| Oct 6SEC | Natalie GlanceChief Engineering Officer | Sell Plan | 300117,671 held (−0%) | $315.28 | $95K | -52.4% | — |
| Oct 6SEC | Natalie GlanceChief Engineering Officer | Sell Plan | 200118,679 held (−0%) | $305.09 | $61K | -50.9% | — |
| Oct 6SEC | Natalie GlanceChief Engineering Officer | Sell Plan | 108117,971 held (−0%) | $312.75 | $34K | -52.1% | — |
| Oct 6SEC | Natalie GlanceChief Engineering Officer | Sell Plan | 100119,354 held (−0%) | $300.56 | $30K | -50.1% | — |
Insiders at Duolingo, Inc.
| Insider | Bought | Sold | Last filing | Score |
|---|---|---|---|---|
| Ahn Luis VonCEO, President | — | $34.1M | Oct 9, 2026 | — |
| Severin HackerChief Tech Officer, Co-Founder | — | $10.7M | Nov 20, 2025 | — |
| Natalie GlanceChief Engineering Officer | — | $3.7M | Aug 19, 2026 | — |
| Stephen C. ChenGeneral Counsel | — | $2.5M | Sep 15, 2026 | — |
| Matthew SkaruppaCFO | — | $1.7M | Feb 20, 2026 | — |
| James H SheltonDirector | $499K | — | Mar 4, 2026 | — |
| William B GordonDirector | — | $1.5M | Sep 10, 2026 | — |
| Robert MeeseChief Business Officer | — | $701K | Aug 19, 2026 | — |
DUOL stock: common questions
Are Duolingo, Inc. insiders buying DUOL stock?
In the past 12 months, 1 insiders reported open-market purchases of DUOL worth $499K. The latest was Director James H Shelton bought $499K of DUOL at $99.76 — first open-market purchase in our records; raises the stake by 108%.
Are Duolingo, Inc. insiders selling DUOL stock?
7 insiders reported sales worth $50.6M over the same period.
Where does this data come from?
Every transaction comes from Form 4 filings that insiders must submit to the SEC within two business days of a trade. We pull them from SEC EDGAR every night.
What is DUOL's 52-week range?
Over the past year DUOL has traded between $90.03 and $341.08. It last closed at $149.92 on Oct 9, 2026.