Chen Stephen C.

CIK 00018697581 companyPITTSBURGH, PA

SEC Profile

Transactions

Companies

Filings

CIK

0001869758

Recent Transactions

50 trades

Sale
Duolingo, Inc.$DUOL
Class A Common Stock
2025-11-18$177.19/sh−480→ 31,542 total
Sale
Duolingo, Inc.$DUOL
Class A Common Stock
2025-11-18$175.15/sh−594→ 32,342 total
Sale
Duolingo, Inc.$DUOL
Class A Common Stock
2025-11-18$175.94/sh−320→ 32,022 total
Sale
Duolingo, Inc.$DUOL
Class A Common Stock
2025-11-18$173.97/sh−120→ 32,936 total
Sale
Duolingo, Inc.$DUOL
Class A Common Stock
2025-11-17$177.95/sh−1,282→ 33,056 total
Exercise/Conversion
Duolingo, Inc.$DUOL
Class A Common Stock
2025-09-18$14.42/sh+1,700→ 34,338 total
Exercise/Conversion
Duolingo, Inc.$DUOL
Stock Option (Right to Buy)
2025-09-18−1,700→ 2,506 total
Sale
Duolingo, Inc.$DUOL
Class A Common Stock
2025-08-26$321.36/sh−1,515→ 32,638 total
Sale
Duolingo, Inc.$DUOL
Class A Common Stock
2025-08-15$329.03/sh−1,282→ 34,153 total
Gift
Duolingo, Inc.$DUOL
Class A Common Stock
2025-08-15−750→ 35,435 total
Sale
Duolingo, Inc.$DUOL
Class A Common Stock
2025-05-16$531.43/sh−200→ 36,185 total
Sale
Duolingo, Inc.$DUOL
Class A Common Stock
2025-05-16$527.61/sh−300→ 36,952 total
Sale
Duolingo, Inc.$DUOL
Class A Common Stock
2025-05-16$526.44/sh−300→ 37,252 total
Sale
Duolingo, Inc.$DUOL
Class A Common Stock
2025-05-16$530.22/sh−100→ 36,385 total
Sale
Duolingo, Inc.$DUOL
Class A Common Stock
2025-05-16$529.25/sh−467→ 36,485 total
Sale
Duolingo, Inc.$DUOL
Class A Common Stock
2025-05-16$525.07/sh−1,268→ 37,552 total
Sale
Duolingo, Inc.$DUOL
Class A Common Stock
2025-05-15$531.71/sh−1,257→ 38,820 total
Award
Duolingo, Inc.$DUOL
Class A Common Stock
2025-05-15+5,443→ 40,077 total
Sale
Duolingo, Inc.$DUOL
Class A Common Stock
2025-02-18$435.00/sh−1,166→ 35,532 total
Sale
Duolingo, Inc.$DUOL
Class A Common Stock
2025-02-18$435.28/sh−898→ 34,634 total
Exercise/Conversion
Duolingo, Inc.$DUOL
Stock Option (Right to Buy)
2025-02-06−1,331→ 4,206 total
Exercise/Conversion
Duolingo, Inc.$DUOL
Class A Common Stock
2025-02-06$14.42/sh+1,331→ 36,698 total
Exercise/Conversion
Duolingo, Inc.$DUOL
Class A Common Stock
2024-12-19$14.42/sh+3,700→ 35,367 total
Exercise/Conversion
Duolingo, Inc.$DUOL
Stock Option (Right to Buy)
2024-12-19−3,700→ 5,537 total
Sale
Duolingo, Inc.$DUOL
Class A Common Stock
2024-11-18$307.95/sh−1,767→ 32,267 total
Sale
Duolingo, Inc.$DUOL
Class A Common Stock
2024-11-18$312.19/sh−200→ 31,667 total
Sale
Duolingo, Inc.$DUOL
Class A Common Stock
2024-11-18$309.87/sh−400→ 31,867 total
Sale
Duolingo, Inc.$DUOL
Class A Common Stock
2024-11-18$307.04/sh−275→ 34,034 total
Sale
Duolingo, Inc.$DUOL
Class A Common Stock
2024-11-15$309.30/sh−1,249→ 34,309 total
Sale
Duolingo, Inc.$DUOL
Class A Common Stock
2024-08-30$213.42/sh−3,459→ 35,558 total
Exercise/Conversion
Duolingo, Inc.$DUOL
Stock Option (Right to Buy)
2024-08-30−7,382→ 9,237 total
Sale
Duolingo, Inc.$DUOL
Class A Common Stock
2024-08-30$212.69/sh−5,677→ 39,017 total
Sale
Duolingo, Inc.$DUOL
Class A Common Stock
2024-08-30$208.53/sh−1,363→ 53,659 total
Exercise/Conversion
Duolingo, Inc.$DUOL
Class A Common Stock
2024-08-30$14.42/sh+7,382→ 55,022 total
Sale
Duolingo, Inc.$DUOL
Class A Common Stock
2024-08-30$211.62/sh−2,977→ 44,694 total
Sale
Duolingo, Inc.$DUOL
Class A Common Stock
2024-08-30$210.62/sh−2,815→ 47,671 total
Sale
Duolingo, Inc.$DUOL
Class A Common Stock
2024-08-30$209.54/sh−3,173→ 50,486 total
Sale
Duolingo, Inc.$DUOL
Class A Common Stock
2024-08-15$199.50/sh−1,249→ 47,640 total
Exercise/Conversion
Duolingo, Inc.$DUOL
Class A Common Stock
2024-06-28$14.42/sh+6,715→ 48,889 total
Exercise/Conversion
Duolingo, Inc.$DUOL
Stock Option (Right to Buy)
2024-06-28−6,715→ 16,619 total
Award
Duolingo, Inc.$DUOL
Class A Common Stock
2024-05-15+9,117→ 42,174 total
Sale
Duolingo, Inc.$DUOL
Class A Common Stock
2024-05-15−988→ 33,057 total
Sale
Duolingo, Inc.$DUOL
Class A Common Stock
2024-02-15−988→ 34,045 total
Sale
Duolingo, Inc.$DUOL
Class A Common Stock
2024-02-09$190.00/sh−2,000→ 35,033 total
Exercise/Conversion
Duolingo, Inc.$DUOL
Class A Common Stock
2024-02-09$14.42/sh+2,000→ 37,033 total
Exercise/Conversion
Duolingo, Inc.$DUOL
Stock Option (Right to Buy)
2024-02-09−2,000→ 23,334 total
Sale
Duolingo, Inc.$DUOL
Class A Common Stock
2024-01-04$210.29/sh−365→ 35,033 total
Sale
Duolingo, Inc.$DUOL
Class A Common Stock
2024-01-04$205.98/sh−3,840→ 43,797 total
Sale
Duolingo, Inc.$DUOL
Class A Common Stock
2024-01-04$209.01/sh−2,091→ 35,398 total
Sale
Duolingo, Inc.$DUOL
Class A Common Stock
2024-01-04$208.17/sh−4,722→ 37,489 total

Companies

Duolingo, Inc.
General Counsel
$DUOL

Recent Filings

Address

C/O DUOLINGO, INC. 5900 PENN AVENUE

PITTSBURGH, PA, 15206

View on SEC.gov