InsiderTrades

Form 4 for DUOL Duolingo, Inc.

Accepted 2026-05-19 16:42:54 ET · period of report 2026-05-15 · accession 0001628280-26-036518 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
T 2026-05-19 16:42 2026-05-15 DUOL Glance Natalie Chief Engineering Off A - Grant $112.06 +39.1K 178.7K +28% +$4.38M
MT 2026-05-19 16:42 2026-05-15+ DUOL Glance Natalie Chief Engineering Off S - Sale $113.07 -5,289 173.4K -3% -$598.0K

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Class A Common Stock 2026-05-15 A A 39,058 $112.06 178,690 D — — (F1) Constitute Restricted Stock Units ("RSUs") for which the Reporting Person is entitled to receive one (1) share of Issuer's Class A Common Stock for each RSU upon vesting. 1/16th of the RSUs shall vest on each quarterly anniversary of May 15, 2026.
2 Common Class A Common Stock 2026-05-15 S D 1,929 $112.16 176,761 D — — (F2) Represents shares automatically sold to satisfy tax withholding obligations in connection with the vesting of RSUs and delivery of shares.
3 Common Class A Common Stock 2026-05-18 S D 2,060 $113.21 174,701 D — — (F3) The sale was effected pursuant to the Reporting Person's Rule 10b5-1 trading plan adopted on September 15, 2025. (F4) The price reported in Column 4 is a weighted average sale price calculated by the broker executing the sales. These shares were sold in multiple transactions at prices ranging from $112.71 to $113.60, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.
4 Common Class A Common Stock 2026-05-18 S D 1,300 $114.19 173,401 D — — (F3) The sale was effected pursuant to the Reporting Person's Rule 10b5-1 trading plan adopted on September 15, 2025. (F5) The price reported in Column 4 is a weighted average sale price calculated by the broker executing the sales. These shares were sold in multiple transactions at prices ranging from $113.85 to $114.64, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.