GAYNOR RICHARD — SEC Form 4 Insider Trading Activity

Summary

Updated Jul 16, 2026

GAYNOR RICHARD has filed 3 SEC Form 4 filings across 2 companies in the last 90 days — buying. Lifetime open-market purchases: $66K.

Profile

Richard Gaynor is a prominent executive in the biopharmaceutical industry, currently serving as the Chief Medical Officer at Zai Lab Ltd, a company focused on developing innovative medicines for patients with unmet medical needs. He has extensive experience in clinical development and has held various leadership roles in pharmaceutical companies.

Board memberships

• Zai Lab Ltd

Awards & honors

• Leadership in clinical development at Zai Lab Ltd
• Contributions to innovative therapies in oncology

Recent Transactions

Companies — Last 90 Days

• Zai Lab Ltd (ZLAB) — 2 filings, last 2026-07-06
• Alkermes plc. (ALKS) — 1 filings, last 2026-05-22

Frequently Asked Questions

Who is GAYNOR RICHARD?

Richard Gaynor is a prominent executive in the biopharmaceutical industry, currently serving as the Chief Medical Officer at Zai Lab Ltd, a company focused on developing innovative medicines for patients with unmet medical needs. He has extensive experience in clinical development and has held various leadership roles in pharmaceutical companies.…

How many SEC Form 4 filings has GAYNOR RICHARD submitted recently?

3 primary Form 4 filings in the last 90 days, covering 2 companies.

Has GAYNOR RICHARD been buying or selling stock?

Recorded transactions: 2 open-market purchases ($66K) and 0 open-market sales () across all tracked filings.

Where can I see all of GAYNOR RICHARD's SEC filings?

All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.

Learn More

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