| Insider | Role | Shares | Value | Buys | Sells |
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| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
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| Insider | Role | Shares | Value | Buys | Sells |
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Chief Tech Officer, Co-founder
1 company
Hacker Severin is a Chief Tech Officer, Co-founder at Duolingo, Inc.. Recent SEC Form 4 filings include 0 buys and 108 sells.
Estimated insider holdings value: $9K based on current market prices.
| Date | Ticker | Role | Type | Shares | Price | Value | Chg% | 3M | 12M | SEC |
|---|---|---|---|---|---|---|---|---|---|---|
| Nov 19, 2025 | DUOL Duolingo, Inc. | Chief Tech Officer, Co-founder | Sale+OE | 10,000 | $172.74 | $1,727,441.08 | -23.5% | -35.8% | - | |
| Nov 4, 2025 | DUOL Duolingo, Inc. | Chief Tech Officer, Co-founder | Sale+OE | 10,000 | $263.13 | $2,631,299.18 | -16.0% | -49.7% | - | |
| Oct 20, 2025 | DUOL Duolingo, Inc. | Chief Tech Officer, Co-founder | Sale+OE | 10,000 | $314.72 | $3,147,198.33 | -13.0% | -52.5% | - | |
| Oct 6, 2025 | DUOL Duolingo, Inc. | Chief Tech Officer, Co-founder | Sale+OE | 10,000 | $321.63 | $3,216,303.32 | -19.9% | -42.2% | - | |
| Sep 19, 2025 | DUOL Duolingo, Inc. | Chief Tech Officer, Co-founder | Sale+OE | 10,000 | $288.94 | $2,889,373.13 | -31.5% | -37.1% | - | |
| Sep 5, 2025 | DUOL Duolingo, Inc. | Chief Tech Officer, Co-founder | Sale+OE | 10,948 | $268.22 | $2,936,459.38 | -19.5% | -30.5% | - | |
| Aug 19, 2025 | DUOL Duolingo, Inc. | Chief Tech Officer, Co-founder | Sale+OE | 10,000 | $344.56 | $3,445,587.09 | -17.4% | -47.7% | - | |
| Aug 5, 2025 | DUOL Duolingo, Inc. | Chief Tech Officer, Co-founder | Sale+OE | 10,000 | $344.41 | $3,444,076.39 | -19.7% | -22.2% | - | |
| Jul 21, 2025 | DUOL Duolingo, Inc. | Chief Tech Officer, Co-founder | Sale+OE | 10,000 | $360.33 | $3,603,336.35 | -18.0% | -12.1% | - | |
| Jul 7, 2025 | DUOL Duolingo, Inc. | Chief Tech Officer, Co-founder | Sale+OE | 9,600 | $392.52 | $3,768,227.16 | -15.6% | -19.2% | - |