Ticker | Value | Shares | Price | Security | Type | Insider | Title | Return | Flags | Date |
|---|---|---|---|---|---|---|---|---|---|---|
| No transactions found | ||||||||||
Zhengbin Yao currently holds 15,528 shares of TANOX INC (TNOX), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Zhengbin Yao has been a net seller of TNOX stock. They have purchased $0 and sold $353.3K worth of shares.
Zhengbin Yao's most recent insider trade was on Jun 30, 2026, when they sold 15,528 shares at $0.00 per share.
Zhengbin Yao serves as Executive at TANOX INC (TNOX). They have executed 13 insider transactions totaling $353.3K over their tenure at the company.
Zhengbin Yao holds the position of Executive at TANOX INC, where they are responsible for executive-level decision-making and strategic oversight. They have been associated with the company for 20 years and currently hold a stake valued at $0.
Zhengbin Yao has shown a selling trading pattern, with $0 in total purchases and $353.3K in total sales across all transactions. Their most recent activity indicates a tendency to reduce their position.
The largest transaction by Zhengbin Yao was on Mar 13, 2021, when they sold $14.3M worth of VIE shares. This transaction involved 270,219 shares at $53.00 per share.
Zhengbin Yao currently owns 15,528 shares of TANOX INC (TNOX), with an estimated value of $0. This stake represents their equity holdings accumulated through purchases, awards, and option exercises.
All of Zhengbin Yao's SEC Form 4 insider trading filings are tracked on this page. Each transaction links directly to the official SEC EDGAR filing. Zhengbin Yao has 13 Form 4 filings on record as an insider at TANOX INC.
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