What does CUSIP 26603R106 represent in this 13F holders report?

CUSIP 26603R106 is the security identifier for DUOL - Duolingo, Inc. - Class A Common Stock used to aggregate holder disclosures.

How many institutions held DUOL - Duolingo, Inc. - Class A Common Stock in Q3 2026?

43 institutional investors reported DUOL - Duolingo, Inc. - Class A Common Stock for Q3 2026. Use the holders table for investor-level position and value details.

Duolingo, Inc. - Class A Common Stock (DUOL)

CUSIP: 26603R106

Q3 2026 13F Holders as of 30 Sep 2026

Security type / class: Equity / Class A Common Stock
Total 13F shares: 166,259
Total 13F value: $23,509,030
Share change: +33,236
SEC-reported price per share: $142.40
Number of holders: 43
Value change: +$4,708,210
Number of buys: 29
Number of sells: 10
Shares outstanding: 40,308,796

Security key

26603R106

Report period

Q3 2026

Institutions

Top holders

DUOL full security history Ownership snapshot Full 13F holder table Duolingo, Inc. SEC filings Duolingo, Inc. company facts

Broader feeds

Latest 13F filings Latest 13D/G filings Investors directory

Reporting periods

Holder history for CUSIP 26603R106

Recent filing periods:

Q3 2026

Ownership snapshot

Top reported holders of DUOL - Duolingo, Inc. - Class A Common Stock (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Comparable stake leader

BAILLIE GIFFORD & CO

Disclosed value leader

Severin Hacker

Comparable rows

7/15

Latest evidence

30 Sep 2026

13D/G 13F 3/4/5 Lead comparable stake: 11% 8 rows are not safely comparable across share classes. 13D/G row: BAILLIE GIFFORD & CO Showing 1-6 of 15 holder rows.

Quick read

BAILLIE GIFFORD & CO leads the comparable SEC ownership view at 11%.

7 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.

Open SEC evidence Opens BAILLIE GIFFORD & CO's linked filing trail.

Comparable ownership Top 5

BAILLIE GIFFORD & CO 11%

Luis von Ahn 8.2%

Severin Hacker 7.6%

AQR CAPITAL MANAGEMENT LLC 5.8%

VANGUARD CAPITAL MANAGEMENT LLC 5.1%

Ownership % is shown only when SEC disclosures are safely comparable across share classes.

Detailed SEC evidence table Showing 1-6 of 15 holder rows

Holder	Evidence	Ownership %	Position	12M Net Δ	As of
BAILLIE GIFFORD & CO	13D/G 13F Company 13D/G 13F	11% Reported 13D/G · 30 Sep 2026	$648,616,906 4,554,894 shares	-$49,239,784	30 Sep 2026
Luis von Ahn	13D/G Von Ahn Luis 13D/G	8.2% Reported 13D/G · 30 Jun 2026	$467,055,894 3,594,120 shares	$0	30 Jun 2026
Severin Hacker	13D/G 3/4/5 Hacker Severin · Chief Tech Officer, Co-Founder, Director, 10%+ Owner 13D/G 3/4/5	7.6% Reported 13D/G · 31 Mar 2025	$1,221,212,998 3,198,316 shares	$0	31 Mar 2025
AQR CAPITAL MANAGEMENT LLC	13D/G 13F Company 13D/G 13F	5.8% Reported 13D/G · 30 Jun 2026	$303,113,963 2,332,543 shares	$0	30 Jun 2026
VANGUARD CAPITAL MANAGEMENT LLC	13D/G 13F Vanguard Capital Management · Company 13D/G 13F	5.1% Reported 13D/G · 30 Jun 2026	$267,032,176 2,054,884 shares	$0	30 Jun 2026
Durable Capital Partners LP	3/4/5 13D/G 10%+ Owner 3/4/5 13D/G	4.3% Reported 13D/G · 31 Mar 2025	$761,629,168 3,556,688 shares	—	09 Nov 2023

How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

13F holder rows

Institutional holders as of Q3 2026

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions

166,259

Rows available

Investor	Option	Weight %	Change %	SEC-reported value	* Price	Shares	Share Change	Activity	Report Period

^* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.

Compare Q3 2026 vs Q2 2026 Across Filers

Q2 2026 holders

435

Q3 2026 holders

Holder diff

-392

Investor	Q2 2026 Shares	Q3 2026 Shares	Share Diff	Share Chg %	Q2 2026 value	Q3 2026 value	Value change	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend