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Buy Day today: Good (62) Broad market participation · no major macro event
DUOL

Duolingo Inc

Technology · Software - Application

147.10$ -0.7% vs. previous close Closing price · As of: Sep 17, 2026

Ownership

Ownership Structure

Who owns Duolingo Inc (DUOL)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 99.3% of the shares are freely tradable; institutional investors hold 98.5%.

Institutional ownership ?Share of the stock held by institutional investors (funds, banks, insurers) according to regulatory filings. 98.5%
Insiders ?Share of the stock held by the executives, founders and major shareholders of the company itself. 1.5%
Float ?Share of stock freely tradable on the market — not locked up in the hands of founders, insiders, or major shareholders. 99.3%
Short % of float ?Shares sold short as a percentage of the freely tradable float — high values signal many bets on falling prices. 21.6%
Shares Outstanding ?Total number of shares issued. Price times share count gives market cap. 40Mio.

Largest Shareholders

Institutions

Institutions DUOL
Name Stake (%) Shares Change (%) Date
Baillie Gifford & Co Limited. 10.31 4,824,298 -1.1 06/30/2026
BlackRock Inc 8.52 3,986,466 +2.2 03/31/2026
Vanguard Capital Management, LLC 3.68 1,723,132 +0.0 03/31/2026
Vanguard Portfolio Management, LLC 3.49 1,632,650 +0.0 03/31/2026
Two Sigma Investments LLC 3.48 1,629,242 +16.7 06/30/2026
Fidelity International Ltd 3.47 1,622,805 +226.2 03/31/2026
Federated Hermes Inc 2.93 1,371,817 +9.5 06/30/2026
Bank of America Corp 2.85 1,332,301 +511.2 03/31/2026
State Treasurer State Of Michigan 2.79 1,306,107 +9.5 06/30/2026

Funds

Funds DUOL
Name Stake (%) Shares Change (%) Date
iShares Core S&P Mid-Cap ETF 3.02 1,410,590 +0.0 08/31/2026

Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.

Insider holdings

Insider holdings DUOL
Person Role Shares Value As of Type
Meese Robert Chief Business Officer 169,391 24,917,416 $ Aug 17, 2026 direct
Glance Natalie Chief Engineering Officer 169,111 24,876,228 $ Aug 18, 2026 direct
Gordon William B Director 68,415 10,063,847 $ Sep 8, 2026 direct
Chen Stephen C. General Counsel 43,769 6,438,420 $ Sep 14, 2026 direct
Shelton James H Director 11,753 1,728,866 $ Jul 10, 2026 direct
Lilly III John Osborne Director 9,023 1,327,283 $ Jul 10, 2026 direct
Bohutinsky Amy Director 7,658 1,126,492 $ Jul 10, 2026 direct
Krawcheck Sallie Director 4,592 675,483 $ Aug 10, 2026 direct
Schlosser Mario Director 4,262 626,940 $ Jul 10, 2026 direct

Holdings as of each person's most recent SEC Form 4 filing — excluding options and RSUs, which are not shares yet. Holdings may have changed between two filings.

Insiders

Insider Transactions

Insider Transactions
Date Person Role Type Shares Price Value
Sep 14, 2026 Chen Stephen C. General Counsel Sell 5,965 150.00 894,750
Sep 14, 2026 Chen Stephen C. General Counsel Sell 2,107 147.43 310,635
Sep 8, 2026 Gordon William B Director Sell 100 151.64 15,164
Sep 8, 2026 Gordon William B Director Sell 200 148.68 29,735
Sep 8, 2026 Gordon William B Director Sell 2,675 146.58 392,114
Sep 8, 2026 Gordon William B Director Sell 3,483 145.91 508,198
Sep 8, 2026 Gordon William B Director Sell 2,742 144.59 396,458
Sep 8, 2026 Gordon William B Director Sell 800 143.83 115,068
Aug 18, 2026 Glance Natalie Chief Engineering Officer Sell 1,037 138.19 143,300
Aug 18, 2026 Glance Natalie Chief Engineering Officer Sell 502 137.01 68,779
Aug 17, 2026 Glance Natalie Chief Engineering Officer Sell 2,751 129.13 355,237
Aug 17, 2026 Meese Robert Chief Business Officer Sell 1,354 129.13 174,842
Aug 17, 2026 Chen Stephen C. General Counsel Sell 1,024 129.13 132,229
Aug 10, 2026 Krawcheck Sallie Director Other 3,280 0.00
Aug 10, 2026 Krawcheck Sallie Director Other 1,312 0.00
Jul 10, 2026 Shelton James H Director Other 120 124.76 14,971
Jul 10, 2026 Bohutinsky Amy Director Other 130 124.76 16,219
Jul 10, 2026 Schlosser Mario Director Other 140 124.76 17,466
Jul 10, 2026 Lilly III John Osborne Director Other 118 124.76 14,722

Reportable transactions by officers and major shareholders from SEC Form 4 filings. "Other" includes things like stock grants and option exercises without a buy/sell character. View all insider transactions →

Data as of: September 17, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)

Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.

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