United States Pharmaceuticals

Zai Lab Ltd (9688)

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Zai Lab Ltd experienced significant insider trading activity over the past ninety days, totaling eighteen transactions. While buying reached 33,070.80 USD, selling volume was substantially higher at 4,647,396.64 USD. These divestments followed a positive earnings report, occurring amidst a 62.6% stock price increase, reflecting notable liquidity events by various corporate officers and directors.
Ticker: 9688 Exchange: HKG
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings
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Trades
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
3.0
Smiley Joshua L Former Officer Officer
Transaction date
Proposed sale
Price
490.11
Quantity 65,407
Value US$3,442,580
Chen Yajing Chief Financial Officer Officer
Transaction date
Planned sale
Price
78.42
Quantity 82,102 -40.4%
Value US$4,198,808
Chen Yajing Officer Officer
Transaction date
Proposed sale
Price
312.49
Quantity 84,602
Value US$3,595,182
1.5
Lis William Non-Executive Director
Transaction date
Planned sale
Price
25.00
Quantity 8,506 -16.9%
Value US$212,650
1.5
Lis William Director Non-Executive Director
Transaction date
Proposed sale
Price
25.00
Quantity 8,506
Value US$212,650
Chen Yajing Chief Financial Officer Officer
Transaction date
Planned sale
Price
25.00
Quantity 619 -1.7%
Value US$15,475
Chen Yajing Officer Officer
Transaction date
Proposed sale
Price
25.00
Quantity 619
Value US$15,475
GAYNOR RICHARD Non-Executive Director
Transaction date
Planned purchase
Price
19.05
Quantity 1,736 +2.2%
Value US$33,071
Du Ying Chairperson & CEO Executive Director
Transaction date
Sale
Price
18.53
Quantity 7,026 -0.6%
Value US$130,220
Du Ying Officer; Director Executive Director
Transaction date
Proposed sale
Price
18.53
Quantity 7,026
Value US$130,220
Du Ying Chairperson & CEO Executive Director
Transaction date
Sale
Price
17.46
Quantity 24,543 -2.0%
Value US$428,545
Chen Yajing Chief Financial Officer Officer
Transaction date
Sale
Price
17.46
Quantity 2,264 -6.0%
Value US$39,532
Chen Yajing Officer Officer
Transaction date
Proposed sale
Price
17.46
Quantity 2,264
Value US$39,532
Du Ying Officer; Director Executive Director
Transaction date
Proposed sale
Price
17.46
Quantity 24,543
Value US$428,553
1.5
Lis William Non-Executive Director
Transaction date
Planned sale
Price
18.09
Quantity 7,040 -12.2%
Value US$127,354
1.5
Lis William Director Non-Executive Director
Transaction date
Proposed sale
Price
18.09
Quantity 7,040
Value US$127,354
Du Ying Chairperson & CEO Executive Director
Transaction date
Planned sale
Price
19.00
Quantity 50,000 -4.3%
Value US$949,765
Du Ying Officer; Director Executive Director
Transaction date
Proposed sale
Price
19.52
Quantity 50,000
Value US$976,000
Du Ying Chairperson & CEO Executive Director
Transaction date
Planned sale
Price
20.74
Quantity 50,000 -4.3%
Value US$1,037,110
Du Ying Officer; Director Executive Director
Transaction date
Proposed sale
Price
20.46
Quantity 50,000
Value US$1,023,000
Edmondson Frazor Titus III Chief Legal Officer Officer
Transaction date
Planned sale
Price
20.19
Quantity 3,517 -15.1%
Value US$71,008
Du Ying Chairperson & CEO Executive Director
Transaction date
Planned sale
Price
20.09
Quantity 50,000 -4.3%
Value US$1,004,575
Du Ying Chairperson & CEO Executive Director
Transaction date
Planned sale
Price
20.09
Quantity 50,000 -4.3%
Value US$1,004,575
Du Ying Officer; Director Executive Director
Transaction date
Proposed sale
Price
20.09
Quantity 50,000
Value US$1,004,578
Edmondson Frazor Titus III Officer Officer
Transaction date
Proposed sale
Price
20.19
Quantity 3,517
Value US$71,008
Du Ying Chairperson & CEO Executive Director
Transaction date
Planned sale
Price
20.22
Quantity 33,769 -2.9%
Value US$682,887
Du Ying Chairperson & CEO Executive Director
Transaction date
Planned sale
Price
20.22
Quantity 33,769 -2.9%
Value US$682,887
Du Ying Chairperson & CEO Executive Director
Transaction date
Planned sale
Price
19.44
Quantity 16,231 -1.4%
Value US$315,583
Du Ying Chairperson & CEO Executive Director
Transaction date
Planned sale
Price
19.44
Quantity 16,231 -1.4%
Value US$315,583
Du Ying Officer; Director Executive Director
Transaction date
Proposed sale
Price
19.20
Quantity 50,000
Value US$960,000
3.0
Smiley Joshua L See Remarks Officer
Transaction date
Sale
Price
20.45
Quantity 3,017 -2.5%
Value US$61,692
Du Ying Chairperson & CEO Executive Director
Transaction date
Sale
Price
20.45
Quantity 2,653 -0.2%
Value US$54,249
3.8
Amado Rafael See Remarks Officer
Transaction date
Sale
Price
20.45
Quantity 2,739 -4.6%
Value US$56,007
Chen Yajing Chief Financial Officer Officer
Transaction date
Sale
Price
20.45
Quantity 853 -2.6%
Value US$17,442
3.0
Smiley Joshua L Officer Officer
Transaction date
Proposed sale
Price
20.45
Quantity 3,017
Value US$61,693
3.8
Amado Rafael Officer Officer
Transaction date
Proposed sale
Price
20.45
Quantity 2,739
Value US$56,008
Chen Yajing Officer Officer
Transaction date
Proposed sale
Price
20.45
Quantity 853
Value US$17,443
Du Ying Officer; Director Executive Director
Transaction date
Proposed sale
Price
20.45
Quantity 2,653
Value US$54,250
Du Ying Chairperson & CEO Executive Director
Transaction date
Sale
Price
20.39
Quantity 5,576 -0.5%
Value US$113,695
3.8
Amado Rafael See Remarks Officer
Transaction date
Sale
Price
20.39
Quantity 9,910 -14.2%
Value US$202,065
Chen Yajing Chief Financial Officer Officer
Transaction date
Sale
Price
20.39
Quantity 5,199 -13.8%
Value US$106,008
3.0
Smiley Joshua L See Remarks Officer
Transaction date
Sale
Price
20.39
Quantity 9,614 -7.4%
Value US$196,029
3.0
Smiley Joshua L Officer Officer
Transaction date
Proposed sale
Price
20.39
Quantity 9,614
Value US$196,030
3.0
Smiley Joshua L Officer Officer
Transaction date
Proposed sale
Price
20.39
Quantity 9,614
Value US$196,030
Du Ying Officer; Director Executive Director
Transaction date
Proposed sale
Price
20.39
Quantity 5,576
Value US$113,695
3.8
Amado Rafael Officer Officer
Transaction date
Proposed sale
Price
20.39
Quantity 9,910
Value US$202,066
Chen Yajing Officer Officer
Transaction date
Proposed sale
Price
20.39
Quantity 5,199
Value US$106,008
GAYNOR RICHARD Non-Executive Director
Transaction date
Planned purchase
Price
18.91
Quantity 1,731 +3.2%
Value US$32,733
3.0
Smiley Joshua L See Remarks Officer
Transaction date
Sale
Price
18.63
Quantity 1,966 -2.1%
Value US$36,623
3.8
Amado Rafael See Remarks Officer
Transaction date
Sale
Price
18.63
Quantity 2,957 -6.2%
Value US$55,083
Chen Yajing Chief Financial Officer Officer
Transaction date
Sale
Price
18.63
Quantity 1,703 -7.8%
Value US$31,723
3.8
Amado Rafael Officer Officer
Transaction date
Proposed sale
Price
18.63
Quantity 2,957
Value US$55,084
3.0
Smiley Joshua L Officer Officer
Transaction date
Proposed sale
Price
18.63
Quantity 1,966
Value US$36,623
Chen Yajing Officer Officer
Transaction date
Proposed sale
Price
18.63
Quantity 1,703
Value US$31,724
Du Ying Chairperson & CEO Executive Director
Transaction date
Sale
Price
19.08
Quantity 1,067 -0.1%
Value US$20,363
Du Ying Officer; Director Executive Director
Transaction date
Proposed sale
Price
19.08
Quantity 1,067
Value US$20,362
Du Ying Chairperson & CEO Executive Director
Transaction date
Planned sale
Price
19.03
Quantity 50,000 -4.9%
Value US$951,465
Du Ying Officer; Director Executive Director
Transaction date
Proposed sale
Price
19.21
Quantity 50,000
Value US$960,500
Du Ying Chairperson & CEO Executive Director
Transaction date
Planned sale
Price
19.42
Quantity 50,000 -4.9%
Value US$970,935
Du Ying Officer; Director Executive Director
Transaction date
Proposed sale
Price
19.18
Quantity 50,000
Value US$959,000
Du Ying Chairperson & CEO Executive Director
Transaction date
Planned sale
Price
19.22
Quantity 50,000 -4.9%
Value US$961,055
Edmondson Frazor Titus III Chief Legal Officer Officer
Transaction date
Planned sale
Price
19.06
Quantity 15,569 -81.6%
Value US$296,745
Edmondson Frazor Titus III Officer Officer
Transaction date
Proposed sale
Price
19.06
Quantity 15,569
Value US$296,745
Du Ying Officer; Director Executive Director
Transaction date
Proposed sale
Price
19.06
Quantity 50,000
Value US$953,000
Du Ying Chairperson & CEO Executive Director
Transaction date
Planned sale
Price
19.32
Quantity 35,710 -3.6%
Value US$689,831
Du Ying Chairperson & CEO Executive Director
Transaction date
Planned sale
Price
18.78
Quantity 14,290 -1.4%
Value US$268,322
Du Ying Officer; Director Executive Director
Transaction date
Proposed sale
Price
18.28
Quantity 50,000
Value US$914,000
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2026-08-20 2026-08-20 PrS Proposed sale
3.0
Smiley Joshua L

Former Officer

Officer
65,407
490.11
US$3,442,580 		65,407 490.11 US$3,442,580
2026-08-21 2026-08-19 PlS Planned sale
Chen Yajing

Chief Financial Officer

Officer
82,102 -40.4%
78.42
US$4,198,808 		82,102 -40.4% 78.42 US$4,198,808
2026-08-19 2026-08-19 PrS Proposed sale
Chen Yajing

Officer

Officer
84,602
312.49
US$3,595,182 		84,602 312.49 US$3,595,182
2026-08-13 2026-08-12 PlS Planned sale
1.5
Lis William
Non-Executive Director
8,506 -16.9%
25.00
US$212,650 		8,506 -16.9% 25.00 US$212,650
2026-08-12 2026-08-12 PrS Proposed sale
1.5
Lis William

Director

Non-Executive Director
8,506
25.00
US$212,650 		8,506 25.00 US$212,650
2026-08-13 2026-08-11 PlS Planned sale
Chen Yajing

Chief Financial Officer

Officer
619 -1.7%
25.00
US$15,475 		619 -1.7% 25.00 US$15,475
2026-08-11 2026-08-11 PrS Proposed sale
Chen Yajing

Officer

Officer
619
25.00
US$15,475 		619 25.00 US$15,475
2026-07-06 2026-07-01 PP Planned purchase
GAYNOR RICHARD
Non-Executive Director
1,736 +2.2%
19.05
US$33,071 		1,736 +2.2% 19.05 US$33,071
2026-07-01 2026-06-30 S Sale
Du Ying

Chairperson & CEO

Executive Director
7,026 -0.6%
18.53
US$130,220 		7,026 -0.6% 18.53 US$130,220
2026-06-30 2026-06-30 PrS Proposed sale
Du Ying

Officer; Director

Executive Director
7,026
18.53
US$130,220 		7,026 18.53 US$130,220
2026-06-29 2026-06-26 S Sale
Edmondson Frazor Titus III

Chief Legal Officer

Officer
4,103 -11.9%
17.46
US$71,642 		4,103 -11.9% 17.46 US$71,642
2026-06-29 2026-06-26 S Sale
Du Ying

Chairperson & CEO

Executive Director
24,543 -2.0%
17.46
US$428,545 		24,543 -2.0% 17.46 US$428,545
2026-06-29 2026-06-26 S Sale
Chen Yajing

Chief Financial Officer

Officer
2,264 -6.0%
17.46
US$39,532 		2,264 -6.0% 17.46 US$39,532
2026-06-26 2026-06-26 PrS Proposed sale
Chen Yajing

Officer

Officer
2,264
17.46
US$39,532 		2,264 17.46 US$39,532
2026-06-26 2026-06-26 PrS Proposed sale
Edmondson Frazor Titus III

Officer

Officer
4,103
17.46
US$71,644 		4,103 17.46 US$71,644
2026-06-26 2026-06-26 PrS Proposed sale
Du Ying

Officer; Director

Executive Director
24,543
17.46
US$428,553 		24,543 17.46 US$428,553
2026-06-24 2026-06-22 PlS Planned sale
1.5
Lis William
Non-Executive Director
7,040 -12.2%
18.09
US$127,354 		7,040 -12.2% 18.09 US$127,354
2026-06-22 2026-06-22 PrS Proposed sale
1.5
Lis William

Director

Non-Executive Director
7,040
18.09
US$127,354 		7,040 18.09 US$127,354
2026-05-19 2026-05-18 PlS Planned sale
Du Ying

Chairperson & CEO

Executive Director
50,000 -4.3%
19.00
US$949,765 		50,000 -4.3% 19.00 US$949,765
2026-05-18 2026-05-18 PrS Proposed sale
Du Ying

Officer; Director

Executive Director
50,000
19.52
US$976,000 		50,000 19.52 US$976,000
2026-05-19 2026-05-15 PlS Planned sale
Du Ying

Chairperson & CEO

Executive Director
50,000 -4.3%
20.74
US$1,037,110 		50,000 -4.3% 20.74 US$1,037,110
2026-05-15 2026-05-15 PrS Proposed sale
Du Ying

Officer; Director

Executive Director
50,000
20.46
US$1,023,000 		50,000 20.46 US$1,023,000
2026-05-15 2026-05-14 PlS Planned sale
Edmondson Frazor Titus III

Chief Legal Officer

Officer
3,517 -15.1%
20.19
US$71,008 		3,517 -15.1% 20.19 US$71,008
2026-05-15 2026-05-14 PlS Planned sale
Du Ying

Chairperson & CEO

Executive Director
50,000 -4.3%
20.09
US$1,004,575 		50,000 -4.3% 20.09 US$1,004,575
2026-05-15 2026-05-14 PlS Planned sale
Du Ying

Chairperson & CEO

Executive Director
50,000 -4.3%
20.09
US$1,004,575 		50,000 -4.3% 20.09 US$1,004,575
2026-05-14 2026-05-14 PrS Proposed sale
Du Ying

Officer; Director

Executive Director
50,000
20.09
US$1,004,578 		50,000 20.09 US$1,004,578
2026-05-14 2026-05-14 PrS Proposed sale
Edmondson Frazor Titus III

Officer

Officer
3,517
20.19
US$71,008 		3,517 20.19 US$71,008
2026-05-15 2026-05-13 PlS Planned sale
Du Ying

Chairperson & CEO

Executive Director
33,769 -2.9%
20.22
US$682,887 		33,769 -2.9% 20.22 US$682,887
2026-05-15 2026-05-13 PlS Planned sale
Du Ying

Chairperson & CEO

Executive Director
33,769 -2.9%
20.22
US$682,887 		33,769 -2.9% 20.22 US$682,887
2026-05-15 2026-05-13 PlS Planned sale
Du Ying

Chairperson & CEO

Executive Director
16,231 -1.4%
19.44
US$315,583 		16,231 -1.4% 19.44 US$315,583
2026-05-15 2026-05-13 PlS Planned sale
Du Ying

Chairperson & CEO

Executive Director
16,231 -1.4%
19.44
US$315,583 		16,231 -1.4% 19.44 US$315,583
2026-05-13 2026-05-13 PrS Proposed sale
Du Ying

Officer; Director

Executive Director
50,000
19.20
US$960,000 		50,000 19.20 US$960,000
2026-04-08 2026-04-06 S Sale
3.0
Smiley Joshua L

See Remarks

Officer
3,017 -2.5%
20.45
US$61,692 		3,017 -2.5% 20.45 US$61,692
2026-04-08 2026-04-06 S Sale
Edmondson Frazor Titus III

Chief Legal Officer

Officer
1,224 -5.0%
20.45
US$25,028 		1,224 -5.0% 20.45 US$25,028
2026-04-08 2026-04-06 S Sale
Du Ying

Chairperson & CEO

Executive Director
2,653 -0.2%
20.45
US$54,249 		2,653 -0.2% 20.45 US$54,249
2026-04-08 2026-04-06 S Sale
3.8
Amado Rafael

See Remarks

Officer
2,739 -4.6%
20.45
US$56,007 		2,739 -4.6% 20.45 US$56,007
2026-04-08 2026-04-06 S Sale
Chen Yajing

Chief Financial Officer

Officer
853 -2.6%
20.45
US$17,442 		853 -2.6% 20.45 US$17,442
2026-04-06 2026-04-06 PrS Proposed sale
3.0
Smiley Joshua L

Officer

Officer
3,017
20.45
US$61,693 		3,017 20.45 US$61,693
2026-04-06 2026-04-06 PrS Proposed sale
3.8
Amado Rafael

Officer

Officer
2,739
20.45
US$56,008 		2,739 20.45 US$56,008
2026-04-06 2026-04-06 PrS Proposed sale
Chen Yajing

Officer

Officer
853
20.45
US$17,443 		853 20.45 US$17,443
2026-04-06 2026-04-06 PrS Proposed sale
Du Ying

Officer; Director

Executive Director
2,653
20.45
US$54,250 		2,653 20.45 US$54,250
2026-04-06 2026-04-06 PrS Proposed sale
Edmondson Frazor Titus III

Officer

Officer
1,224
20.45
US$25,029 		1,224 20.45 US$25,029
2026-04-03 2026-04-02 S Sale
Du Ying

Chairperson & CEO

Executive Director
5,576 -0.5%
20.39
US$113,695 		5,576 -0.5% 20.39 US$113,695
2026-04-03 2026-04-02 S Sale
Edmondson Frazor Titus III

Chief Legal Officer

Officer
4,194 -14.6%
20.39
US$85,516 		4,194 -14.6% 20.39 US$85,516
2026-04-03 2026-04-02 S Sale
3.8
Amado Rafael

See Remarks

Officer
9,910 -14.2%
20.39
US$202,065 		9,910 -14.2% 20.39 US$202,065
2026-04-03 2026-04-02 S Sale
Chen Yajing

Chief Financial Officer

Officer
5,199 -13.8%
20.39
US$106,008 		5,199 -13.8% 20.39 US$106,008
2026-04-03 2026-04-02 S Sale
3.0
Smiley Joshua L

See Remarks

Officer
9,614 -7.4%
20.39
US$196,029 		9,614 -7.4% 20.39 US$196,029
2026-04-02 2026-04-02 PrS Proposed sale
3.0
Smiley Joshua L

Officer

Officer
9,614
20.39
US$196,030 		9,614 20.39 US$196,030
2026-04-02 2026-04-02 PrS Proposed sale
3.0
Smiley Joshua L

Officer

Officer
9,614
20.39
US$196,030 		9,614 20.39 US$196,030
2026-04-02 2026-04-02 PrS Proposed sale
Du Ying

Officer; Director

Executive Director
5,576
20.39
US$113,695 		5,576 20.39 US$113,695
2026-04-02 2026-04-02 PrS Proposed sale
3.8
Amado Rafael

Officer

Officer
9,910
20.39
US$202,066 		9,910 20.39 US$202,066
2026-04-02 2026-04-02 PrS Proposed sale
Edmondson Frazor Titus III

Officer

Officer
4,194
20.39
US$85,516 		4,194 20.39 US$85,516
2026-04-02 2026-04-02 PrS Proposed sale
Chen Yajing

Officer

Officer
5,199
20.39
US$106,008 		5,199 20.39 US$106,008
2026-03-19 2026-03-17 PP Planned purchase
GAYNOR RICHARD
Non-Executive Director
1,731 +3.2%
18.91
US$32,733 		1,731 +3.2% 18.91 US$32,733
2026-03-16 2026-03-13 S Sale
3.0
Smiley Joshua L

See Remarks

Officer
1,966 -2.1%
18.63
US$36,623 		1,966 -2.1% 18.63 US$36,623
2026-03-16 2026-03-13 S Sale
Edmondson Frazor Titus III

Chief Legal Officer

Officer
1,281 -16.5%
18.63
US$23,862 		1,281 -16.5% 18.63 US$23,862
2026-03-16 2026-03-13 S Sale
3.8
Amado Rafael

See Remarks

Officer
2,957 -6.2%
18.63
US$55,083 		2,957 -6.2% 18.63 US$55,083
2026-03-16 2026-03-13 S Sale
Chen Yajing

Chief Financial Officer

Officer
1,703 -7.8%
18.63
US$31,723 		1,703 -7.8% 18.63 US$31,723
2026-03-13 2026-03-13 PrS Proposed sale
Edmondson Frazor Titus III

Officer

Officer
1,281
18.63
US$23,863 		1,281 18.63 US$23,863
2026-03-13 2026-03-13 PrS Proposed sale
3.8
Amado Rafael

Officer

Officer
2,957
18.63
US$55,084 		2,957 18.63 US$55,084
2026-03-13 2026-03-13 PrS Proposed sale
3.0
Smiley Joshua L

Officer

Officer
1,966
18.63
US$36,623 		1,966 18.63 US$36,623
2026-03-13 2026-03-13 PrS Proposed sale
Chen Yajing

Officer

Officer
1,703
18.63
US$31,724 		1,703 18.63 US$31,724
2026-03-12 2026-03-11 S Sale
Du Ying

Chairperson & CEO

Executive Director
1,067 -0.1%
19.08
US$20,363 		1,067 -0.1% 19.08 US$20,363
2026-03-11 2026-03-11 PrS Proposed sale
Du Ying

Officer; Director

Executive Director
1,067
19.08
US$20,362 		1,067 19.08 US$20,362
2026-03-10 2026-03-09 PlS Planned sale
Du Ying

Chairperson & CEO

Executive Director
50,000 -4.9%
19.03
US$951,465 		50,000 -4.9% 19.03 US$951,465
2026-03-09 2026-03-09 PrS Proposed sale
Du Ying

Officer; Director

Executive Director
50,000
19.21
US$960,500 		50,000 19.21 US$960,500
2026-03-10 2026-03-06 PlS Planned sale
Du Ying

Chairperson & CEO

Executive Director
50,000 -4.9%
19.42
US$970,935 		50,000 -4.9% 19.42 US$970,935
2026-03-06 2026-03-06 PrS Proposed sale
Du Ying

Officer; Director

Executive Director
50,000
19.18
US$959,000 		50,000 19.18 US$959,000
2026-03-06 2026-03-05 PlS Planned sale
Du Ying

Chairperson & CEO

Executive Director
50,000 -4.9%
19.22
US$961,055 		50,000 -4.9% 19.22 US$961,055
2026-03-06 2026-03-05 PlS Planned sale
Edmondson Frazor Titus III

Chief Legal Officer

Officer
15,569 -81.6%
19.06
US$296,745 		15,569 -81.6% 19.06 US$296,745
2026-03-05 2026-03-05 PrS Proposed sale
Edmondson Frazor Titus III

Officer

Officer
15,569
19.06
US$296,745 		15,569 19.06 US$296,745
2026-03-05 2026-03-05 PrS Proposed sale
Du Ying

Officer; Director

Executive Director
50,000
19.06
US$953,000 		50,000 19.06 US$953,000
2026-03-06 2026-03-04 PlS Planned sale
Du Ying

Chairperson & CEO

Executive Director
35,710 -3.6%
19.32
US$689,831 		35,710 -3.6% 19.32 US$689,831
2026-03-06 2026-03-04 PlS Planned sale
Du Ying

Chairperson & CEO

Executive Director
14,290 -1.4%
18.78
US$268,322 		14,290 -1.4% 18.78 US$268,322
2026-03-04 2026-03-04 PrS Proposed sale
Du Ying

Officer; Director

Executive Director
50,000
18.28
US$914,000 		50,000 18.28 US$914,000
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