WINMILL & CO. INC

Position in DUOL — Duolingo, Inc.

CIK 52234 WALPOLE, NH

Position in DUOL

as of Jun 30, 2026 · filed Aug 13, 2026 Compact

Position Value

$9,955,210

New position

Shares Held

86,552

first reported quarter

Ownership

0.185%

of shares outstanding

% of Portfolio

2.20%

of 13F equity value

Holder Rank

#54

of 429 holders

Holding Since

Jun 2026

1 quarter on record

Voting authority Sole 100% Shared 0% None 0%

Technology · as of Jun 30, 2026

WINMILL & CO. INC holds $31,960,095 across 3 Software - Application names. DUOL ranks #2 (31.1% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	YOU	Clear Secure, Inc.	289,135	$16,113,493
2	DUOL	Duolingo, Inc. This page	86,552	$9,955,210
3	ALRM	Alarm.com Holdings, Inc.	126,100	$5,891,392

1 filing row on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$9,955,210	86,552	—	Shares	Defined	2026-08-13
No filing history on record for this holder in this stock.