Liu Chang (CIK 1843196) reported 26 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-08-14). Recent activity: Buy YQ (2,189 shares), Buy YQ (1,135 shares), Buy YQ (853 shares), Buy YQ (3,684 shares), Buy YQ (3,295 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-08-14 | 17 Education & Technology Group Inc. (YQ) | Chief Executive Officer | Buy | 2,189 | $5,319 |
| 2026-08-14 | 17 Education & Technology Group Inc. (YQ) | Chief Executive Officer | Buy | 1,135 | $2,803 |
| 2026-08-14 | 17 Education & Technology Group Inc. (YQ) | Chief Executive Officer | Buy | 853 | $2,054 |
| 2026-08-11 | 17 Education & Technology Group Inc. (YQ) | Chief Executive Officer | Buy | 3,684 | $7,987 |
| 2026-08-11 | 17 Education & Technology Group Inc. (YQ) | Chief Executive Officer | Buy | 3,295 | $8,038 |
| 2026-08-10 | 17 Education & Technology Group Inc. (YQ) | Chief Executive Officer | Buy | 1,356 | $2,859 |
| 2026-08-10 | 17 Education & Technology Group Inc. (YQ) | Chief Executive Officer | Buy | 2 | $4 |
| 2026-08-10 | 17 Education & Technology Group Inc. (YQ) | Chief Executive Officer | Buy | 1,751 | $3,776 |
| 2026-08-10 | 17 Education & Technology Group Inc. (YQ) | Chief Executive Officer | Buy | 1,857 | $3,958 |
| 2026-08-03 | 17 Education & Technology Group Inc. (YQ) | Chief Executive Officer | Buy | 5,830 | $11,018 |
| 2026-07-31 | 17 Education & Technology Group Inc. (YQ) | Chief Executive Officer | Buy | 275 | $591 |
| 2026-07-31 | 17 Education & Technology Group Inc. (YQ) | Chief Executive Officer | Buy | 243 | $542 |
| 2026-07-31 | 17 Education & Technology Group Inc. (YQ) | Chief Executive Officer | Buy | 2,420 | $5,461 |
| 2026-07-31 | 17 Education & Technology Group Inc. (YQ) | Chief Executive Officer | Buy | 500 | $1,059 |
| 2026-07-31 | 17 Education & Technology Group Inc. (YQ) | Chief Executive Officer | Buy | 475 | $980 |
| 2026-07-31 | 17 Education & Technology Group Inc. (YQ) | Chief Executive Officer | Buy | 500 | $1,032 |
| 2026-07-31 | 17 Education & Technology Group Inc. (YQ) | Chief Executive Officer | Buy | 500 | $931 |
| 2026-07-22 | 17 Education & Technology Group Inc. (YQ) | Chief Executive Officer | Buy | 9,287 | $20,149 |
| 2026-07-20 | 17 Education & Technology Group Inc. (YQ) | Chief Executive Officer | Buy | 874 | $2,033 |
| 2026-07-20 | 17 Education & Technology Group Inc. (YQ) | Chief Executive Officer | Buy | 499 | $1,237 |
| 2026-07-20 | 17 Education & Technology Group Inc. (YQ) | Chief Executive Officer | Buy | 2,703 | $5,746 |
| 2026-07-20 | 17 Education & Technology Group Inc. (YQ) | Chief Executive Officer | Buy | 308 | $667 |
| 2026-07-20 | 17 Education & Technology Group Inc. (YQ) | Chief Executive Officer | Buy | 7,633 | $15,887 |
| 2026-07-06 | 17 Education & Technology Group Inc. (YQ) | Chief Executive Officer | Buy | 42 | $90 |
| 2026-07-06 | 17 Education & Technology Group Inc. (YQ) | Chief Executive Officer | Buy | 1,660 | $3,650 |
Source: SEC Form 4 filings · as of 2026-08-14