InsiderTrades

ZLAB Zai Lab Ltd

Nasdaq · SEC CIK 1704292 · EDGAR

Bought, last 12 months
$65.8K
2 purchases by 1 insiders
Sold, last 12 months
$11.13M
35 sales by 6 insiders
Filings on record
235
since 2021-07-02, latest 2026-08-21 16:16
Buying vs selling by month open-market trades, last 24 months
BoughtSold

Most active insiders, 12 months

InsiderTitleBoughtSold
Du YingCOB, CEO, Dir —$8.58M
Edmondson Frazor Titus IIICLO —$1.01M
Amado RafaelSee Remarks —$675.0K
Lis WilliamDir —$340.0K
Smiley Joshua LSee Remarks —$294.3K
Chen YajingCFO —$239.3K
GAYNOR RICHARDDir $65.8K—
Leung NisaDir ——
Vounatsos MichelDir ——
Morrison Scott WDir ——

Transactions 321

Type
Reset
X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
2025-06-23 2025-06-18 ZLAB Vounatsos Michel Dir A - Grant $0.00 +10.8K 50.4K +27% $0
2025-06-23 2025-06-18 ZLAB GAYNOR RICHARD Dir A - Grant $0.00 +10.8K 54.9K +25% $0
T 2025-06-23 2025-06-20 ZLAB Lis William Dir S - Sale $35.67 -13.8K 35.1K -28% -$492.7K
T 2025-06-23 2025-06-18 ZLAB Lis William Dir A - Grant $0.00 +10.8K 48.9K +28% $0
2025-06-23 2025-06-18 ZLAB DIEKMAN JOHN D Dir A - Grant $0.00 +10.8K 99.8K +12% $0
2025-06-23 2025-06-18 ZLAB WIRTH PETER Dir A - Grant $0.00 +10.8K 393.8K +3% $0
2025-06-23 2025-06-18 ZLAB Morrison Scott W Dir A - Grant $0.00 +10.8K 34.5K +46% $0
2025-06-23 2025-06-18 ZLAB Leung Nisa Dir A - Grant $0.00 +10.8K 73.9K +17% $0
2025-06-23 2025-06-18 ZLAB MOULDER LEON O JR Dir A - Grant $0.00 +10.8K 72.6K +18% $0
T 2025-06-04 2025-06-02 ZLAB Chen Yajing CFO S - Sale $30.00 -9,618 17.4K -36% -$288.5K
DMT 2025-05-15 2025-05-13+ ZLAB Du Ying COB, CEO, Dir S - Sale+OE $28.34 -96.4K 482.1K -17% -$2.73M
DMT 2025-05-15 2025-05-13+ ZLAB Du Ying COB, CEO, Dir M - OptEx $0.6 +96.4K 529.9K +22% +$57.8K
2025-05-13 2025-05-09 ZLAB Morrison Scott W Dir S - Sale $30.05 -23.8K 23.7K -50% -$715.2K
DMT 2025-05-13 2025-05-09+ ZLAB Du Ying COB, CEO, Dir S - Sale+OE $29.53 -100.0K 479.9K -17% -$2.95M
DMT 2025-05-13 2025-05-09+ ZLAB Du Ying COB, CEO, Dir M - OptEx $0.6 +100.0K 529.9K +23% +$60.0K
D 2025-04-07 2025-04-03 ZLAB Du Ying COB, CEO, Dir M - OptEx — +6,750 482.8K +1% —
D 2025-04-07 2025-04-04 ZLAB Du Ying COB, CEO, Dir S - Sale+OE $33.11 -2,945 479.9K -0.6% -$97.5K
D 2025-04-07 2025-04-04 ZLAB Smiley Joshua L See Remarks S - Sale+OE $33.11 -3,354 67.3K -5% -$111.1K
D 2025-04-07 2025-04-03 ZLAB Smiley Joshua L See Remarks M - OptEx — +7,145 70.7K +11% —
D 2025-04-07 2025-04-04 ZLAB Edmondson Frazor Titus III CLO S - Sale+OE $33.11 -1,874 30.4K -6% -$62.0K
D 2025-04-07 2025-04-03 ZLAB Edmondson Frazor Titus III CLO M - OptEx — +5,032 32.2K +18% —
D 2025-04-07 2025-04-03 ZLAB Amado Rafael See Remarks M - OptEx — +5,391 48.2K +13% —
D 2025-04-07 2025-04-04 ZLAB Amado Rafael See Remarks S - Sale+OE $33.11 -3,029 45.2K -6% -$100.3K
D 2025-04-07 2025-04-03 ZLAB Chen Yajing CFO M - OptEx — +2,500 28.0K +10% —
D 2025-04-07 2025-04-04 ZLAB Chen Yajing CFO S - Sale+OE $33.11 -924 27.0K -3% -$30.6K
D 2025-04-03 2025-04-01 ZLAB Amado Rafael See Remarks M - OptEx — +19.5K 50.4K +63% —
D 2025-04-03 2025-04-02 ZLAB Amado Rafael See Remarks S - Sale+OE $35.89 -7,541 42.8K -15% -$270.6K
D 2025-04-03 2025-04-02 ZLAB Chen Yajing CFO S - Sale+OE $35.89 -5,280 25.5K -17% -$189.5K
DM 2025-04-03 2025-04-01 ZLAB Chen Yajing CFO M - OptEx — +15.3K 30.8K +98% —
DM 2025-04-03 2025-04-01 ZLAB Edmondson Frazor Titus III CLO M - OptEx — +17.3K 17.0K New —
D 2025-04-03 2025-04-02 ZLAB Edmondson Frazor Titus III CLO S - Sale+OE $35.89 -4,369 27.2K -14% -$156.8K
DM 2025-04-03 2025-04-01 ZLAB Du Ying COB, CEO, Dir M - OptEx — +14.2K 481.9K +3% —
D 2025-04-03 2025-04-02 ZLAB Du Ying COB, CEO, Dir S - Sale+OE $35.89 -5,808 476.0K -1% -$208.4K
D 2025-04-03 2025-04-02 ZLAB Smiley Joshua L See Remarks S - Sale+OE $35.89 -11.7K 63.6K -16% -$421.3K
D 2025-04-03 2025-04-01 ZLAB Smiley Joshua L See Remarks M - OptEx — +32.1K 75.3K +74% —
T 2025-03-19 2025-03-17 ZLAB Amado Rafael See Remarks S - Sale $38.41 -3,000 30.8K -9% -$115.2K
M 2025-03-18 2025-03-14+ ZLAB Du Ying COB, CEO, Dir G - Gift $0.00 -26.5K 478.1K -5% $0
T 2025-03-06 2025-03-05 ZLAB GAYNOR RICHARD Dir S - Sale $35.07 -2,500 44.1K -5% -$87.7K
DMT 2025-03-06 2025-03-04+ ZLAB Du Ying COB, CEO, Dir S - Sale+OE $34.48 -96.4K 519.4K -16% -$3.32M
DMT 2025-03-06 2025-03-04+ ZLAB Du Ying COB, CEO, Dir M - OptEx $0.6 +96.4K 544.1K +22% +$57.8K
T 2025-03-04 2025-02-28 ZLAB Edmondson Frazor Titus III CLO S - Sale $32.98 -14.5K 14.3K -50% -$479.7K
DMT 2025-03-04 2025-02-28+ ZLAB Du Ying COB, CEO, Dir S - Sale+OE $33.46 -100.0K 541.3K -16% -$3.35M
DMT 2025-03-04 2025-02-28+ ZLAB Du Ying COB, CEO, Dir M - OptEx $0.6 +100.0K 544.1K +23% +$60.0K
T 2025-03-04 2025-02-28 ZLAB Lis William Dir S - Sale $32.98 -15.0K 38.1K -28% -$494.7K
2025-01-03 2023-01-03 ZLAB Chen Kai-Xian Dir F - Tax $30.70 -2,644 68.5K -4% -$81.2K
2025-01-03 2024-12-31 ZLAB Chen Kai-Xian Dir D - Sale to Iss $0.00 -21.3K 39.5K -35% $0
2025-01-03 2024-07-01 ZLAB Chen Kai-Xian Dir S - Sale $17.22 -7,750 60.8K -11% -$133.5K
D 2025-01-02 2024-12-30 ZLAB Amado Rafael See Remarks M - OptEx — +21.0K 41.4K +103% —
D 2025-01-02 2024-12-31 ZLAB Amado Rafael See Remarks S - Sale+OE $26.28 -7,583 33.8K -18% -$199.3K
2024-12-13 2024-12-11 ZLAB Du Ying COB, CEO, Dir G - Gift $0.00 -500.0K 494.1K -50% $0
D 2024-11-05 2024-11-01 ZLAB Chen Yajing CFO M - OptEx — +500 15.7K +3% —
D 2024-11-05 2024-11-04 ZLAB Chen Yajing CFO S - Sale+OE $30.66 -167 15.5K -1% -$5,120
D 2024-10-03 2024-10-01 ZLAB Chen Yajing CFO M - OptEx — +920 15.5K +6% —
D 2024-10-03 2024-10-02 ZLAB Chen Yajing CFO S - Sale+OE $25.40 -301 15.2K -2% -$7,645
T 2024-09-05 2024-09-03 ZLAB GAYNOR RICHARD Dir S - Sale $19.50 -2,500 46.6K -5% -$48.8K
D 2024-08-20 2024-08-16 ZLAB Edmondson Frazor Titus III CLO M - OptEx — +4,850 30.8K +19% —
D 2024-08-20 2024-08-19 ZLAB Edmondson Frazor Titus III CLO S - Sale+OE $16.95 -1,924 28.9K -6% -$32.6K
D 2024-08-19 2024-08-16 ZLAB Smiley Joshua L See Remarks S - Sale+OE $16.67 -4,352 43.2K -9% -$72.5K
D 2024-08-19 2024-08-15 ZLAB Smiley Joshua L See Remarks M - OptEx — +15.9K 47.6K +50% —
2024-08-19 2024-08-13 ZLAB Du Ying COB, CEO, Dir G - Gift $0.00 -87.8K 994.1K -8% $0
D 2024-08-16 2024-08-14 ZLAB Chen Yajing CFO M - OptEx — +1,250 15.0K +9% —
D 2024-08-16 2024-08-15 ZLAB Chen Yajing CFO S - Sale+OE $16.06 -422 14.5K -3% -$6,777
T 2024-08-14 2024-08-12 ZLAB Amado Rafael See Remarks S - Sale $16.20 -3,115 20.4K -13% -$50.5K
MT 2024-07-03 2024-07-01 ZLAB Lis William Dir S - Sale $17.32 -10.4K 53.2K -16% -$180.0K
D 2024-07-02 2024-06-28 ZLAB Du Ying COB, CEO, Dir M - OptEx — +18.0K 1.09M +2% —
D 2024-07-02 2024-07-01 ZLAB Du Ying COB, CEO, Dir S - Sale+OE $17.48 -7,013 1.08M -0.6% -$122.6K
D 2024-06-27 2024-06-25 ZLAB Reinhart Harald See Remarks M - OptEx — +18.2K 70.0K +35% —
D 2024-06-27 2024-06-26 ZLAB Reinhart Harald See Remarks S - Sale+OE $17.90 -7,431 62.6K -11% -$133.0K
D 2024-06-27 2024-06-25 ZLAB Du Ying COB, CEO, Dir M - OptEx — +58.8K 1.17M +5% —
D 2024-06-27 2024-06-26 ZLAB Du Ying COB, CEO, Dir S - Sale+OE $17.90 -23.9K 1.14M -2% -$428.5K
D 2024-06-27 2024-06-25 ZLAB Chen Yajing CFO M - OptEx — +6,250 15.9K +65% —
D 2024-06-27 2024-06-26 ZLAB Chen Yajing CFO S - Sale+OE $17.90 -2,154 13.7K -14% -$38.6K
D 2024-06-27 2024-06-25 ZLAB Edmondson Frazor Titus III CLO M - OptEx — +14.6K 31.0K +89% —
D 2024-06-27 2024-06-26 ZLAB Edmondson Frazor Titus III CLO S - Sale+OE $17.90 -5,062 25.9K -16% -$90.6K
2024-06-20 2024-06-18 ZLAB Morrison Scott W Dir A - Grant $0.00 +21.3K 47.5K +81% $0
2024-06-20 2024-06-18 ZLAB Vounatsos Michel Dir A - Grant $0.00 +21.3K 39.6K +116% $0
2024-06-20 2024-06-18 ZLAB DIEKMAN JOHN D Dir A - Grant $0.00 +21.3K 88.9K +31% $0
2024-06-20 2024-06-18 ZLAB GAYNOR RICHARD Dir A - Grant $0.00 +21.3K 49.1K +76% $0
2024-06-20 2024-06-18 ZLAB WIRTH PETER Dir A - Grant $0.00 +21.3K 382.9K +6% $0
2024-06-20 2024-06-18 ZLAB Chen Kai-Xian Dir A - Grant $0.00 +21.3K 71.2K +43% $0
2024-06-20 2024-06-18 ZLAB MOULDER LEON O JR Dir A - Grant $0.00 +21.3K 61.8K +52% $0
2024-06-20 2024-06-18 ZLAB Lis William Dir A - Grant $0.00 +21.3K 63.5K +50% $0
T 2024-05-16 2024-05-14 ZLAB Edmondson Frazor Titus III CLO S - Sale $21.33 -10.0K 16.4K -38% -$213.3K
T 2024-05-15 2024-05-13 ZLAB Smiley Joshua L See Remarks P - Purchase $21.40 +3,000 31.7K +10% +$64.2K
D 2024-04-05 2024-04-03 ZLAB Edmondson Frazor Titus III CLO M - OptEx $15.90 +5,031 27.7K +22% +$80.0K
D 2024-04-05 2024-04-04 ZLAB Edmondson Frazor Titus III CLO S - Sale+OE $15.67 -1,244 26.4K -4% -$19.5K
D 2024-04-05 2024-04-04 ZLAB Chen Yajing CFO S - Sale+OE $15.67 -845 9,618 -8% -$13.2K
D 2024-04-05 2024-04-03 ZLAB Chen Yajing CFO M - OptEx $15.90 +2,500 10.5K +31% +$39.8K
D 2024-04-05 2024-04-04 ZLAB Smiley Joshua L See Remarks S - Sale+OE $15.67 -1,988 28.7K -6% -$31.2K
D 2024-04-05 2024-04-03 ZLAB Smiley Joshua L See Remarks M - OptEx $15.90 +7,145 30.7K +30% +$113.6K
D 2024-04-05 2024-04-03 ZLAB Amado Rafael See Remarks M - OptEx $15.90 +5,391 25.5K +27% +$85.7K
D 2024-04-05 2024-04-04 ZLAB Amado Rafael See Remarks S - Sale+OE $15.67 -1,952 23.5K -8% -$30.6K
D 2024-04-05 2024-04-03 ZLAB Reinhart Harald See Remarks M - OptEx $15.90 +5,270 53.9K +11% +$83.8K
D 2024-04-05 2024-04-04 ZLAB Reinhart Harald See Remarks S - Sale+OE $15.67 -2,105 51.8K -4% -$33.0K
DM 2024-04-03 2024-04-01 ZLAB Edmondson Frazor Titus III CLO M - OptEx $16.72 +3,501 23.5K +18% +$58.5K
DM 2024-04-03 2024-04-02 ZLAB Edmondson Frazor Titus III CLO S - Sale+OE $16.15 -885 22.8K -4% -$14.3K
DM 2024-04-03 2024-04-01 ZLAB Du Ying COB, CEO, Dir M - OptEx $16.72 +14.2K 1.11M +1% +$237.4K
DM 2024-04-03 2024-04-02 ZLAB Du Ying COB, CEO, Dir S - Sale+OE $16.15 -5,787 1.11M -0.5% -$93.5K
D 2024-04-03 2024-04-02 ZLAB Chen Yajing CFO S - Sale+OE $16.15 -519 7,963 -6% -$8,382
D 2024-04-03 2024-04-01 ZLAB Chen Yajing CFO M - OptEx $16.72 +1,500 8,482 +21% +$25.1K

Purchase Sale Sale after option exercise All abbreviations