Zhou Hongyu
SEC Form 4 insider trading activity
Zhou Hongyu has filed 5 SEC Form 4 filings (8 transaction rows) across 1 company, with disclosures dating back to 2026. 5 of those filings fall inside the rolling window. Most recent filing: Apr 15, 2026.
On the most recent filing, Zhou Hongyu is listed as Director at AIRWA INC. Inside the rolling window, Zhou Hongyu reported 8 open-market purchases totaling $7.6M in YYAI and no open-market sales. The largest disclosed transaction in the window is a purchase of 4,215,000 YYAI shares on Jan 21, 2026, worth $5.8M.
Companies traded
Other insiders at YYAI
Insider Buying
$7.6M
reported purchases (SEC code P)
Insider Selling
$0
reported sales (SEC code S)
Companies
1
in the rolling window
| Source | |||||||
|---|---|---|---|---|---|---|---|
| YYAI | Director | Purchase | 10,000 | $9K | Apr 15 | SEC ↗ | |
| YYAI | Director | Purchase | 4,215,000 | $5.8M | Jan 22 | SEC ↗ | |
| YYAI | Director | Purchase | 365,426 | $449K | Jan 13 | SEC ↗ | |
| YYAI | Director | Purchase | 744,496 | $1.0M | Jan 13 | SEC ↗ | |
| YYAI | Director | Purchase | 50,000 | $52K | Jan 9 | SEC ↗ | |
| YYAI | Director | Purchase | 139,097 | $168K | Jan 9 | SEC ↗ | |
| YYAI | Director | Purchase | 16,830 | $17K | Jan 7 | SEC ↗ | |
| YYAI | Director | Purchase | 123,088 | $126K | Jan 7 | SEC ↗ |
Frequently asked questions
How many SEC Form 4 filings has Zhou Hongyu made?
Zhou Hongyu has filed 5 SEC Form 4 filings (8 transaction rows) across 1 company since 2026.
Which companies does Zhou Hongyu trade?
Zhou Hongyu has filed SEC Form 4 disclosures for 1 company, including YYAI.
When was Zhou Hongyu's most recent SEC Form 4 filing?
Zhou Hongyu's most recent SEC Form 4 filing on Tracefour is dated Apr 15, 2026.
What is Zhou Hongyu's total buy and sell value in the current window?
Inside the rolling retention window, Zhou Hongyu bought $7.6M and sold $0 based on SEC Form 4 filings.
What was Zhou Hongyu's largest disclosed transaction?
The largest disclosed transaction in the current window is a purchase of 4,215,000 YYAI shares on 2026-01-21, worth $5.8M, per SEC Form 4 filings.