Insider Trading History of Ziegler James

The following table details the insider trading activities (stock purchases, stock sales, and stock option exercises) of Ziegler James since 2025. This trader's CIK number is 2035113. At the time of last reporting, Ziegler James was the EVP, Chief Commercial Officer of Geron Corp. (stock ticker symbol GERN). Also see all insider trading activities at Geron Corp.


Yearly summary of insider trading at Geron Corp (GERN) by Ziegler James

Insider Buying Insider Sales Option Exercises
Year Symbol Shares Value Shares Value Shares Value
2025 GERN 100,000 $160,000 0 $0 0 $0


Insider trading of Geron Corp (GERN) by Ziegler James

Trade Date Symbol Trade Type Shares Price ($) Value ($)
2025-02-27 GERN Buy 100,000 1.60 160,000

Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Ziegler James (EVP, Chief Commercial Officer of Geron Corp at the time of this reporting) see the Securities and Exchange Commission (SEC) website.



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