ZLAB Zai Lab Ltd

NEUTRAL Impact: 4/10 Insider Cluster (1 insider)
Horizon days Filed Mar 5, 2026 Processed 3mo ago
Insider cluster: 2 insiders, $317K total

Price Chart

Loading chart...

Executive Summary

Zai Lab CEO Du Ying exercised stock options and sold a small number of shares in the open market, while a significant number of shares were surrendered to cover tax obligations related to equity awards. The majority of transactions were non-cash events tied to equity compensation.

Key Financial Metrics

Direction
selling
Total Value
$2.7M
Insiders
1

Actionable Insight

The activity is consistent with routine equity compensation management and tax settlement. Traders should monitor for any follow-up open-market selling beyond tax-related dispositions.

Key Facts

  • CEO Du Ying exercised derivatives for 524,839 shares (two tranches of 261,092 and one of 2,655) with a total intrinsic value of $454,300.08.
  • 32,419 and 353,430 shares were granted to Du Ying at $0, representing non-cash equity awards.
  • Du Ying sold 1,067 shares in the open market for $20,363, a minimal amount relative to holdings.
  • 116,936 shares were surrendered to cover taxes (code F) valued at $2.27M, a common practice during equity vesting.
  • All transactions occurred within a 7-day window, forming an insider trading cluster.

Financial Impact

$2.73M in total economic activity, primarily from tax withholding and option exercises; only $20.4K in open-market selling.

shares outstandingcash flow from financinginsider ownership

Risk Factors

  • Perception of insider selling, though most was non-cash tax withholding.
  • Potential dilution from newly issued shares underlying exercised options and awards.

Market Snapshot

Exchange
Nasdaq

Documents Analyzed

This report is based on 1 SEC document filed with EDGAR.

DocumentAccession Number
CONTEXT: Insider Cluster Data (7 trades, 7d window)cluster-ZLAB-1773691614879
14 reports for ZLAB
Performance horizon

Track record builds as more directional reports settle.

Filters
Rows
Reports for ZLAB — sortable, filterable
Type Now
Jun 11, 2026
3d ago
Institutional Cluster
BEARISH ★ 5/10
$17.66 awaiting T+5awaiting T+5$17.07 (+3.31%)
May 21, 2026
24d ago
8-K
NEUTRAL ★ 4/10
$18.61 $17.09▼ −8.17%▼ −9.83%$17.07 (−8.28%)
May 19, 2026
26d ago
Insider Cluster
NEUTRAL ★ 3/10
$18.81 $18.69▼ −0.64%▼ −1.88%$17.07 (−9.25%)
May 19, 2026
26d ago
Insider Cluster
BEARISH ★ 6/10
$18.81 $18.69▲ +0.64%▲ +1.88%$17.07 (+9.25%)
May 7, 2026
5w ago
8-K
BEARISH ★ 6/10
$19.77 $20.47▼ −3.57%▼ −2.06%$17.07 (+13.64%)
Apr 28, 2026
6w ago
DEFA14A
NEUTRAL ★ 2/10
$22.14 $20.98▼ −5.24%▼ −6.93%$17.07 (−22.90%)
Apr 6, 2026
9w ago
144
NEUTRAL ★ 3/10
$20.50 $21.34▲ +4.10%▼ −0.04%$17.07 (−16.73%)
Apr 6, 2026
9w ago
144
NEUTRAL ★ 3/10
$20.50 $21.34▲ +4.10%▼ −0.04%$17.07 (−16.73%)
Mar 11, 2026
13w ago
Insider Cluster
BEARISH ★ 5/10
$19.47 awaiting T+5awaiting T+5$17.07 (+12.30%)
Mar 5, 2026
14w ago
Insider Cluster
NEUTRAL ★ 4/10
$19.30 awaiting T+5awaiting T+5$17.07 (−11.55%)
Showing 10 of 14

US Market Status

Market Closed — Opens in 4h 9m

Subscribe to SecBot

Get Real-Time SEC Filing Intelligence

Comprehensive SEC filing analysis delivered the moment filings hit EDGAR. Sentiment scoring, impact analysis, and actionable insights for every material event.

Try SecBot Free Coming soon: SecBot Pro with alerts, watchlists, and API access