Mustard Seed Investor logo: a sprouting mustard seedMustard Seed Investor
← All stocks
DUOLInformation TechnologyCommon Stock

Duolingo, Inc (Class A)

Held by 8 tracked managers as of Q2 2026 · CUSIP ⓘCUSIP: A 9-character ID for one specific security - one share class of one company, or one bond. Tickers can change and can mean different things in different countries; a CUSIP always identifies exactly the same security, which is why filings use it. Guide 26603R106 · Sector ⓘGICS sectors: The 11-sector system most investors know (Global Industry Classification Standard): Technology, Health Care, Financials and so on. This site assigns each company a GICS-style sector from its SIC code, with a few hand corrections, so sector pages match the names investors expect. Guide

Download report
In plain English: 8 of the investors we track own this stock. In the latest quarter, 2 of them bought more of it and 5 sold some or all of theirs (1 bought it for the first time). That tells you what they did last quarter — not what the stock will do next.

Educational and informational only, not personalized investment advice. Based on public filings that may be delayed or contain errors; verify with the original filings. Disclaimer

Managers holding
8
+1 vs last quarter (like-for-like)
Total value held
$859.55M
Across tracked managers
Average weight ⓘOn average, how big this stock is in the portfolios that own it (its share of each manager's reported portfolio value).
0.1%
Of each manager's book
QoQ value ⓘLike-for-like: only managers that filed both quarters are compared, so a manager filing late (or confidentially) does not look like buying or selling. Includes price changes.
+$57.58M
+7.5% vs last quarter
Net shares bought
-609.4K
Est. net flow -$70.09M
Quarter activity
2 bought · 5 sold
1 new · 0 sold out

Tracked capital in this stock

Total value held (area) and number of managers (line). Dips can mean a large holder filed that quarter confidentially (e.g. Norges Bank in Q1/Q3).

Chart: Tracked capital in this stock

Aggregate buying and selling

Net share change reported each quarter

Chart: Aggregate buying and selling

Who owns DUOL?

🔒 The 'who added and who trimmed' chart is a Plus feature

You're viewing the Free plan. Upgrade to unlock The 'who added and who trimmed' chart — every paid plan starts with a 7-day free trial, and you can cancel in two clicks.

See plans & upgrade Sign in

Who owns DUOL? — Q2 2026

Holders ranked by position size, with each one's quarter-over-quarter change.

CSV Excel
Column filters

Numbers accept 1.5M, 2B, 250K. Percent columns take percent (5 = 5%).

# Manager Fund Shares Value ↓ % of their portfolio QoQ Δ shares Δ shares % Est. Δ value ⓘChange in shares × this quarter's price
1 Baillie Gifford Baillie Gifford & Co 4.82M $554.89M 0.5% Reduced -51.5K -1.1% -$5.92M
2 Two Sigma Two Sigma Investments 1.63M $187.40M 0.1% Added +233.7K +16.7% +$26.88M
3 Norges Bank Norges Bank Investment Management 321.55K $36.98M 0.0% — — — —
4 Steve Cohen Point72 Asset Management 215.05K $24.74M 0.0% New +215.1K — +$24.74M
5 Jim Simons Renaissance Technologies 211.53K $24.33M 0.0% Reduced -392.3K -65.0% -$45.12M
6 David Shaw D.E. Shaw & Co. 196.73K $22.63M 0.0% Reduced -83.7K -29.8% -$9.63M
7 Israel Englander Millennium Management 72.01K $8.28M 0.0% Reduced -259.4K -78.3% -$29.83M
8 Ken Griffin Citadel Advisors 2.61K $299.86K 0.0% Reduced -271.3K -99.0% -$31.20M

Sold out completely this quarter

CSV Excel
Column filters

Numbers accept 1.5M, 2B, 250K. Percent columns take percent (5 = 5%).

No tracked manager sold out of this stock this quarter.

Politician trades

Politician trades in DUOL

CSV Excel
Column filters

Numbers accept 1.5M, 2B, 250K. Percent columns take percent (5 = 5%).

Politician Date Ticker Asset Type Reported range ⓘThe dollar range the politician reported. Exact amounts are not disclosed. Est. size ⓘOur estimate only: the midpoint of the reported range. Owner Account ⓘSubholding Of: the account the trade was in, as named on the report (e.g. an IRA or a brokerage account). The same stock bought on the same day in different accounts is a separate trade in each account. Filed ↓ Filing delay ⓘDays between the trade and the report. Over 45 days is late under the STOCK Act. Source
Lisa McClain Politician Aug 4, 2025 DUOL Duolingo, Inc. - Class A Common Purchase $1,001 - $15,000 Est. $8,000 (midpoint of reported range $1,001–$15,000) Spouse — Sep 12, 2025 39 days PTR ↗
Lisa McClain Politician Aug 13, 2025 DUOL Duolingo, Inc. - Class A Common Stock (DUOL) [ST] Sale $1,001 - $15,000 Est. $8,000 (midpoint of reported range $1,001–$15,000) Spouse Charles Schwab Brokerage Account 924 Sep 12, 2025 30 days PTR ↗
Lisa McClain Politician Jun 24, 2025 DUOL Duolingo, Inc. - Class A Common Stock (DUOL) [ST] Sale $1,001 - $15,000 Est. $8,000 (midpoint of reported range $1,001–$15,000) Spouse Charles Schwab Brokerage Account 924 Aug 13, 2025 50 days Late PTR ↗
Lisa McClain Politician Jun 17, 2025 DUOL Duolingo, Inc. - Class A Common Stock (DUOL) [ST] Purchase $1,001 - $15,000 Est. $8,000 (midpoint of reported range $1,001–$15,000) Spouse Charles Schwab Brokerage Account 924 Aug 13, 2025 57 days Late PTR ↗