| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
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General Counsel
1 company
Stephen C. Chen is General Counsel at DUOL. Stephen C. Chen's net worth is not public. Form 4 filings only show shares in the companies where this person is an insider; those holdings are worth an estimated $5.6M at current prices.
Historically, Stephen C. Chen's trades have earned a below-average insider score of 49/100 across 36 rated trades. Over a 12-month horizon, 30.0% of those trades were profitable, with an average 12-month return of -27.4%.
The DUOL filings lean toward selling, a net 169,474 shares.
Stephen C. Chen has 45 Form 4 filings on record from August 2021 to September 2026, all as General Counsel at Duolingo (DUOL), 2021–2026.
The 117 reported transactions were 88 open-market sales, 21 option exercises, 6 stock awards and 1 gift, plus smaller numbers of other types.
Counted by filing, the open-market trades come to no purchases and 31 sales worth about $28.2M.
The largest open-market sale was 19,464 shares of DUOL at an average $211.55 on August 30, 2024, about $4.1M. Twelve months later DUOL was up 40%.
12 of the 20 sales since April 2023 were made under a Rule 10b5-1 trading plan; the other 8 were not.
| Date | Ticker | Role | Type | Shares | Price | Value | Chg% | 3M | 12M | SEC |
|---|---|---|---|---|---|---|---|---|---|---|
| Sep 14, 2026 | DUOL Duolingo, Inc. | General Counsel | Sell10b5-1 | 8,072 | $149.33 | $1,205,385.01 | -15.6% | - | - | |
| Aug 17, 2026 | DUOL Duolingo, Inc. | General Counsel | Sell | 1,024 | $129.13 | $132,229.12 | -1.9% | - | - | |
| May 18, 2026 | DUOL Duolingo, Inc. | General Counsel | Sell10b5-1 | 2,797 | $113.18 | $316,573.90 | -5.0% | +14.9% | - | |
| Feb 18, 2026 | DUOL Duolingo, Inc. | General Counsel | Sell10b5-1 | 2,797 | $112.24 | $313,926.97 | -8.4% | +1.5% | - | |
| Nov 18, 2025 | DUOL Duolingo, Inc. | General Counsel | Sell10b5-1 | 2,796 | $176.82 | $494,396.91 | -8.1% | -36.1% | - | |
| Aug 26, 2025 | DUOL Duolingo, Inc. | General Counsel | Sell10b5-1 | 1,515 | $321.36 | $486,860.40 | -4.4% | -45.4% | -55.4% | |
| Aug 15, 2025 | DUOL Duolingo, Inc. | General Counsel | Sell | 1,282 | $329.03 | $421,816.46 | -3.6% | -42.9% | -59.4% | |
| May 16, 2025 | DUOL Duolingo, Inc. | General Counsel | Sell10b5-1 | 2,635 | $526.94 | $1,388,480.36 | -6.8% | -37.6% | -78.8% | |
| May 15, 2025 | DUOL Duolingo, Inc. | General Counsel | Sell | 1,257 | $531.71 | $668,359.47 | -3.1% | -38.2% | -78.9% | |
| Feb 18, 2025 | DUOL Duolingo, Inc. | General Counsel | Sell10b5-1 | 2,064 | $435.12 | $898,091.44 | -5.6% | +17.9% | -74.5% |