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 S  AS  JS*  OS  OS*  3
 JB
 JS
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Detailed Insider History for:
ZAI LAB LTD: ZLAB
Price: 3/27/26 52-Wk
High		 52-Wk
Low		 Mkt Cap (mm) Shrs Out (mm) 3-Mth Ave
Vol (m)		 Ind. Yield Short Int
% Float		 Inst. Owned Insider Owned
$18.00 $44.34 $15.96 $2,033 113 718 0.0% 5.0% 30.03% 1.77%
Exch Sector Industry Sub-Industry
NasdaqGM Manufacturing Chemicals And Allied Products Pharmaceutical Preparations
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#
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Insider Statistics
T N H M S
Filer Name
Insider Title
Trans Type
Dollar Value
Shares Traded
Trans Date From
Trans Date To
Trans Price From
Trans Price To
Total Holdings
Delta % Owned
Owned
Other Info
Input Date
1
1w
1
0%
-6%
2
GAYNOR RICHARD
DIR
AB
$32,733
1,731
---
3/17/26
---
$18.91
56,630
3.2
D
10b
3/19/26 - 4:05:38 pm
2
1y
2
0%
107%
2
SMILEY JOSHUA L
O
S
$36,623
1,966
---
3/13/26
---
$18.63
91,026
-2.1
D
R
3/16/26 - 4:09:08 pm
3
    
 
EDMONDSON FRAZOR TITUS III
LO
S
$23,862
1,281
---
3/13/26
---
$18.63
6,494
-16.5
D
R
3/16/26 - 4:08:49 pm
4
    
 
CHEN YAJING
CFO
S
$31,723
1,703
---
3/13/26
---
$18.63
19,999
-7.8
D
R
3/16/26 - 4:08:21 pm
5
1y
6
50%
40%
3
AMADO RAFAEL
O
S
$55,083
2,957
---
3/13/26
---
$18.63
44,757
-6.2
D
R
3/16/26 - 4:07:59 pm
6
    
 
SMILEY JOSHUA L
O
JB
---
6,388
---
3/12/26
---
---
92,992
7.4
D
R
3/16/26 - 4:09:08 pm
7
    
 
EDMONDSON FRAZOR TITUS III
LO
JB
---
4,258
---
3/12/26
---
---
7,775
121.1
D
R
3/16/26 - 4:08:49 pm
8
    
 
CHEN YAJING
CFO
JB
---
4,258
---
3/12/26
---
---
21,702
24.4
D
R
3/16/26 - 4:08:21 pm
9
    
 
AMADO RAFAEL
O
JB
---
5,323
---
3/12/26
---
---
47,714
12.6
D
R
3/16/26 - 4:07:59 pm
10
    
 
DU YING
CEO,DIR
OS
$20,363
1,067
---
3/11/26
---
$19.08
1,109,905
-0.1
D
R,10b
3/12/26 - 4:12:08 pm
11
    
 
DU YING
CEO,DIR
OS
$2,269,728
116,936
---
3/10/26
---
$19.41
1,108,317
-9.5
D
R,10b
3/12/26 - 4:12:08 pm
12
    
 
DU YING
CEO,DIR
JB
---
2,655
---
3/10/26
---
---
1,110,972
0.2
D
R,10b
3/12/26 - 4:12:08 pm
13
    
 
DU YING
CEO,DIR
OE
$454,300
261,092
---
3/10/26
---
$1.74
1,225,253
27.1
D
R,10b
3/12/26 - 4:12:08 pm
14
    
 
DU YING
CEO,DIR
OS
$1,922,400
100,000
3/6/26
3/9/26
---
$19.03
964,161
-9.4
D
10b
3/10/26 - 4:08:19 pm
15
    
 
DU YING
CEO,DIR
OE
$174,000
100,000
3/6/26
3/9/26
---
$1.74
1,014,161
10.9
D
10b
3/10/26 - 4:08:19 pm
16
    
 
EDMONDSON FRAZOR TITUS III
LO
AS
$296,745
15,569
---
3/5/26
---
$19.06
3,517
-81.6
D
10b
3/6/26 - 4:26:10 pm
17
    
 
DU YING
CEO,DIR
OS
$1,919,208
100,000
3/4/26
3/5/26
$18.78
$19.22
964,161
-9.4
D
10b
3/6/26 - 4:25:46 pm
18
    
 
DU YING
CEO,DIR
OE
$174,000
100,000
3/4/26
3/5/26
---
$1.74
1,014,161
10.9
D
10b
3/6/26 - 4:25:46 pm
19
1y
6
50%
40%
3
AMADO RAFAEL
O
AS
$173,800
10,000
---
3/3/26
---
$17.38
42,391
-19.1
D
10b
3/5/26 - 4:07:15 pm
20
1y
6
50%
40%
3
AMADO RAFAEL
O
S
$188,039
10,787
---
12/31/25
---
$17.43
52,391
-17.1
D
R
1/2/26 - 4:15:40 pm
21
    
 
AMADO RAFAEL
O
JB
---
21,000
---
12/30/25
---
---
63,178
49.8
D
R
1/2/26 - 4:15:40 pm
22
    
 
EDMONDSON FRAZOR TITUS III
LO
AS
$148,278
8,651
---
12/16/25
---
$17.14
19,086
-31.2
D
10b
12/18/25 - 4:34:28 pm
23
    
 
DU YING
CEO,DIR
JB
---
377,520
---
12/11/25
---
---
964,161
64.4
D
---
12/12/25 - 4:42:08 pm
24
    
 
DU YING
CEO,DIR
JS
---
303,378
---
12/10/25
---
---
586,641
-34.1
D
---
12/12/25 - 4:42:08 pm
25
    
 
EDMONDSON FRAZOR TITUS III
LO
AS
$283,408
14,328
---
11/21/25
---
$19.78
27,737
-34.1
D
10b
11/25/25 - 4:11:57 pm
26
    
 
CHEN YAJING
CFO
S
$6,439
240
---
11/3/25
---
$26.83
17,444
-1.4
D
R
11/4/25 - 4:13:03 pm
27
    
 
CHEN YAJING
CFO
JB
---
500
---
10/31/25
---
---
17,684
2.9
D
R
11/4/25 - 4:13:03 pm
28
    
 
CHEN YAJING
CFO
S
$15,617
456
---
10/2/25
---
$34.25
17,184
-2.6
D
R
10/3/25 - 4:20:16 pm
29
    
 
CHEN YAJING
CFO
JB
---
920
---
10/1/25
---
---
17,640
5.5
D
R
10/3/25 - 4:20:16 pm
30
1y
4
75%
24%
2
SMILEY JOSHUA L
O
B
$289,100
10,000
---
9/10/25
---
$28.91
86,604
13.1
D
---
9/12/25 - 4:32:44 pm
31
    
 
DU YING
CEO,DIR
OS
$8,190,486
251,319
---
8/29/25
---
$32.59
890,019
-22.0
D
---
9/3/25 - 4:42:23 pm
32
    
 
DU YING
CEO,DIR
OE
$725,251
604,376
---
8/29/25
---
$1.20
1,141,338
112.6
D
---
9/3/25 - 4:42:23 pm
33
1y
2
0%
107%
2
SMILEY JOSHUA L
O
S
$240,643
6,641
---
8/18/25
---
$36.24
76,604
-8.0
D
R
8/19/25 - 4:40:23 pm
34
    
 
EDMONDSON FRAZOR TITUS III
LO
S
$68,232
1,883
---
8/18/25
---
$36.24
42,065
-4.3
D
R
8/19/25 - 4:40:04 pm
35
    
 
SMILEY JOSHUA L
O
JB
---
15,900
---
8/15/25
---
---
83,245
23.6
D
R
8/19/25 - 4:40:23 pm
36
    
 
EDMONDSON FRAZOR TITUS III
LO
JB
---
4,850
---
8/15/25
---
---
43,948
12.4
D
R
8/19/25 - 4:40:04 pm
37
    
 
CHEN YAJING
CFO
AS
$50,932
1,438
---
8/15/25
$35.27
$35.53
16,720
-7.9
D
R,10b
8/18/25 - 4:29:46 pm
38
    
 
CHEN YAJING
CFO
JB
---
1,250
---
8/14/25
---
---
18,158
7.4
D
R,10b
8/18/25 - 4:29:46 pm
39
    
 
DU YING
CEO,DIR
OS
$3,357,842
96,387
8/12/25
8/13/25
$34.25
$35.47
536,962
-15.2
D
10b
8/14/25 - 5:22:43 pm
40
    
 
DU YING
CEO,DIR
OE
$57,832
96,387
8/12/25
8/13/25
---
$0.60
586,962
19.6
D
10b
8/14/25 - 5:22:43 pm
41
    
 
DU YING
CEO,DIR
OS
$3,468,970
100,000
8/8/25
8/11/25
---
$34.64
536,962
-15.7
D
10b
8/12/25 - 4:45:19 pm
42
    
 
DU YING
CEO,DIR
OE
$60,000
100,000
8/8/25
8/11/25
---
$0.60
586,962
20.5
D
10b
8/12/25 - 4:45:19 pm
43
1y
6
50%
40%
3
AMADO RAFAEL
O
AS
$105,000
3,000
---
8/8/25
---
$35.00
42,178
-6.6
D
10b
8/12/25 - 4:45:52 pm
44
    
 
CHEN YAJING
CFO
AS
$139,305
4,096
---
8/8/25
---
$34.01
16,908
-19.5
D
10b
8/12/25 - 4:45:35 pm
45
    
 
DU YING
CEO,DIR
S
$249,147
7,072
---
7/2/25
---
$35.23
536,962
-1.3
D
R
7/3/25 - 4:07:32 pm
46
    
 
DU YING
CEO,DIR
JB
---
18,000
---
7/1/25
---
---
544,034
3.4
D
R
7/3/25 - 4:07:32 pm
47
    
 
DU YING
CEO,DIR
S
$245,727
6,918
---
6/30/25
---
$35.52
526,034
-1.3
D
R
7/1/25 - 4:30:46 pm
48
    
 
DU YING
CEO,DIR
JB
---
17,970
---
6/27/25
---
---
532,952
3.5
D
R
7/1/25 - 4:30:46 pm
49
    
 
EDMONDSON FRAZOR TITUS III
LO
S
$212,348
5,877
---
6/26/25
---
$36.13
39,098
-13.1
D
R
6/27/25 - 4:15:35 pm
50
    
 
DU YING
CEO,DIR
S
$855,208
23,669
---
6/26/25
---
$36.13
514,982
-4.4
D
R
6/27/25 - 4:15:20 pm
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