Severin Hacker, Chief Technology Officer, Co-Founder at Duolingo, Inc. (DUOL), sold 14,400 shares at $320.03 ($4.5M) on 2025-04-21, disclosed to the SEC on 2025-04-23.
Scheduled sale ($4.5M) by Chief Technology Officer, Co-Founder under a pre-arranged 10b5-1 plan. Pre-set trade — not a discretionary signal on the stock.
Nothing distinguishes this filing.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $309.73 | 1,200 | $372K | 8.2% |
| 2 | $310.58 | 1,000 | $311K | 6.8% |
| 3 | $311.84 | 900 | $281K | 6.2% |
| 4 | $312.74 | 1,100 | $344K | 7.6% |
| 5 | $313.86 | 900 | $282K | 6.2% |
| 6 | $314.92 | 1,197 |
| $377K |
| 8.3% |
| 7 | $314.92 | 1,197 | $377K | 8.3% |
| 8 | $316.08 | 2,057 | $650K | 14.3% |
| 9 | $316.08 | 2,057 | $650K | 14.3% |
| 10 | $317.24 | 299 | $95K | 2.1% |
| 11 | $317.24 | 299 | $95K | 2.1% |
| 12 | $317.80 | 247 | $78K | 1.7% |
| 13 | $317.80 | 247 | $78K | 1.7% |
| 14 | $318.85 | 100 | $32K | 0.7% |
| 15 | $320.03 | 356 | $114K | 2.5% |
| 16 | $320.03 | 356 | $114K | 2.5% |
| 17 | $321.10 | 244 | $78K | 1.7% |
| 18 | $321.10 | 244 | $78K | 1.7% |
| 19 | $323.88 | 400 | $130K | 2.9% |
| Total | $315.03 avg | 14,400 | $4.5M | 100% |
| Filing → |
| DUOL | SELL | 2025-10-22 | $4.4M | — | Filing → |
| DUOL | SELL | 2025-10-07 | $5.3M | — | Filing → |
| DUOL | SELL | 2025-09-22 | $3.5M | — | Filing → |