Liu Chang
Chief Executive Officer
Liu Chang has filed 16 SEC Form 4 filings (21 transaction rows) across 2 companies, including YQ, CATY, with disclosures dating back to 2025. 16 of those filings fall inside the rolling window. Most recent filing: Sep 4, 2026.
On the most recent filing, Liu Chang is listed as Chief Executive Officer at 17 Education & Technology Group Inc. Inside the rolling window, Liu Chang reported 13 open-market purchases totaling $178K in YQ and 2 open-market sales totaling $482K in CATY. The largest disclosed transaction in the window is a sale of 4,836 CATY shares on Apr 6, 2026, worth $244K.
Companies traded
Insider Buying
$178K
reported purchases (SEC code P)
Insider Selling
$482K
reported sales (SEC code S)
Companies
2
in the rolling window
| Source | |||||||
|---|---|---|---|---|---|---|---|
| YQ | Chief Executive Officer | Purchase | 10,000 | $24K | Sep 4 | SEC ↗ | |
| YQ | Chief Executive Officer | Purchase | 9,055 | $20K | Sep 3 | SEC ↗ | |
| YQ | Chief Executive Officer | Purchase | 4,001 | $8K | Sep 1 | SEC ↗ | |
| YQ | Chief Executive Officer | Purchase | 9,216 | $20K | Aug 28 | SEC ↗ | |
| YQ | Chief Executive Officer | Purchase | 846 | $2K | Aug 24 | SEC ↗ | |
| YQ | Chief Executive Officer | Purchase | 853 | $2K | Aug 14 | SEC ↗ | |
| YQ | Chief Executive Officer | Purchase | 3,295 | $8K | Aug 11 | SEC ↗ | |
| YQ | Chief Executive Officer | Purchase | 1,857 | $4K | Aug 10 | SEC ↗ | |
| YQ | Chief Executive Officer | Purchase | 5,830 | $11K | Aug 3 | SEC ↗ | |
| YQ | Chief Executive Officer | Purchase | 500 | $931 | Jul 31 | SEC ↗ | |
| YQ | Chief Executive Officer | Purchase | 9,287 | $20K | Jul 22 | SEC ↗ | |
| YQ | Chief Executive Officer | Purchase | 7,633 | $16K | Jul 20 | SEC ↗ | |
| YQ | Chief Executive Officer | Purchase | 18,988 | $42K | Jul 6 | SEC ↗ | |
| CATY | President & CEO | Sale | 4,836 | $244K | Apr 7 | SEC ↗ | |
| CATY | President & CEO | Sale | 5,165 | $239K | Oct 30 | SEC ↗ |
Frequently asked questions
How many SEC Form 4 filings has Liu Chang made?
Liu Chang has filed 16 SEC Form 4 filings (21 transaction rows) across 2 companies, including YQ, CATY since 2025.
Which companies does Liu Chang trade?
Liu Chang has filed SEC Form 4 disclosures for 2 companies, including YQ, CATY.
When was Liu Chang's most recent SEC Form 4 filing?
Liu Chang's most recent SEC Form 4 filing on Tracefour is dated Sep 4, 2026.
What is Liu Chang's job title?
On the most recent SEC Form 4 filings tracked by Tracefour, Liu Chang is listed as Chief Executive Officer.
What is Liu Chang's total buy and sell value in the current window?
Inside the rolling retention window, Liu Chang bought $178K and sold $482K based on SEC Form 4 filings.
What was Liu Chang's largest disclosed transaction?
The largest disclosed transaction in the current window is a sale of 4,836 CATY shares on 2026-04-06, worth $244K, per SEC Form 4 filings.