SEC Insider Transactions from Su Zhen.

Last updated: 2026-03-14 11:27 UTC | Total transactions: 6

Su Zhen has filed 6 insider transactions across 2 companies since August 2023.

Most recent transaction: a grant/award of 38000 shares of CytomX Therapeutics, Inc. ($CTMX) on June 11, 2025.

Set Up your own filters →
Transaction Date Company Ticker Insider Name Title Transaction Type Security Shares Price Shares Owned Following Total Shares Outstanding % of Owned % of Outstanding
June 11, 2025 CytomX Therapeutics, Inc. $CTMX Su Zhen Not found A Stock Option (Right to Buy) 38000 $0.00 38,000.0000 80,099,889 9999.99% 0.05%
May 28, 2025 Karyopharm Therapeutics Inc. $KPTI Su Zhen Not found A Nonstatutory Stock Option (right to buy) 4600 $0.00 4,600.0000 126,240,054 9999.99% 0.00%
May 29, 2024 Karyopharm Therapeutics Inc. $KPTI Su Zhen Not found A Nonstatutory Stock Option (right to buy) 50587 $0.00 50,587.0000 0 9999.99% 0.00%
May 15, 2024 CytomX Therapeutics, Inc. $CTMX Su Zhen Not found A Stock Option (Right to Buy) 38000 $0.00 38,000.0000 0 9999.99% 0.00%
March 20, 2024 CytomX Therapeutics, Inc. $CTMX Su Zhen Not found A Stock Option (Right to Buy) 76000 $0.00 76,000.0000 0 9999.99% 0.00%
Aug. 31, 2023 Karyopharm Therapeutics Inc. $KPTI Su Zhen Director A Nonstatutory Stock Option (right to buy) 68000 $0.00 68,000.0000 0 9999.99% 0.00%