GAYNOR RICHARD purchased 3.2% of their position (1.73K shares) of ZAI LAB LTD on the open market
Open‑market purchase worth $32.7K — a small addition. The strongest form of insider conviction signal.
P · 1 purchase
Filed: 3/19/2026ACC: 0000905148-26-001398
+1.73K
Net shares
Net buyer
$32.7K
Total acquired
1
Open market trades
1B · 0S
1
Total transactions
1.73K acquired
Non-Derivative Transactions1
American Depositary Shares
Direct
Shares
+1.73K
Price / share
$18.91
Trade value
$32.73K
% of position
3.2%
3/17/2026
54.90K→56.63K
Total
Net shares
+1.73K
Net value
$32.73K
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| American Depositary Shares Direct | 3/17/2026 | P · Purchase | +1.73K | $18.91 | $32.73K | 3.2% | 54.90K | 56.63K |
| Total | +1.73K | $32.73K | ||||||
Derivative Transactions0
No derivative transactions reported