John D. Diekman
CIK: 0001240357
Transaction Breakdown
Open Market Buys (P)0 (0.0%)
High conviction signal
Open Market Sales (S)0 (0.0%)
Position reduction
Option Exercises (M)0 (0.0%)
Derivative conversions
Awards (A)2 (100.0%)
Compensation grants
Other (G, F, J, C, D, …)0 (0.0%)
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Companies & Roles (1)
ZLAB
Zai Lab Ltd
Director
Discretionary Trading P&L
Holdings
About DIEKMAN JOHN D
DIEKMAN JOHN D (SEC CIK 0001240357) files insider reports with the SEC as Director of Zai Lab Ltd (ZLAB).
Signal8 holds 2 ownership filings by DIEKMAN JOHN D, all Form 4s, filed between Jun 23, 2025 and Jun 22, 2026. Those filings report 2 transactions, from Jun 18, 2025 to Jun 17, 2026. Signal8's Form 4 history starts in Sep 2024.
The business address on DIEKMAN JOHN D's filings is in CAMBRIDGE, MA.
Recent filings by DIEKMAN JOHN D
Other insiders filing for Zai Lab Ltd (ZLAB)
- Chen Yajing, Chief Financial Officer
- Lis William, Director
- GAYNOR RICHARD, Director
- Du Ying, Chairperson & CEO
- Edmondson Frazor Titus III, Chief Legal Officer
- Morrison Scott W, Director