InsidersTradesSigma
Total declarations
Company
▲ Purchases (0 ops.)
▼ Sales (6 ops.)
Insider track record
CFODisclosed buys
0
Disclosed sells
6
Not enough buy signals with a settled T+90 horizon to measure a track record yet.
Signal history
Browse the detailed record of transactions filed by Chen Yajing, Chief Financial Officer. Insider active across 1 company, notably Zai Lab Ltd. Aggregated, 27 reports have been recorded. Breakdown: 0 buy · 6 sells. Total volume traded: €492k. Activity tracked since 1 April 2024. The latest transaction was filed on 14 August 2026 (Retenue fiscale). Regulator: SEC (Form 4). All data is free.
Companies and markets linked to Chen Yajing
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
Declarations27 total
1,250 sharesAmerican Depositary SharesSEC:0000905148-26-003804:0
427 shares@ US$25.90American Depositary SharesSEC:0000905148-26-003804:1
619 shares@ US$25.000.0006% mcap2.2% of flowAmerican Depositary SharesSEC:0000905148-26-003619:0
6,250 sharesAmerican Depositary SharesSEC:0000905148-26-003121:0
2,264 sharesAmerican Depositary SharesSEC:0000905148-26-003121:1
853 shares@ US$20.4480.0007% mcap50.0% of flowAmerican Depositary SharesSEC:0000905148-26-001604:0
5,199 shares@ US$20.3950.4% of flowAmerican Depositary SharesSEC:0000905148-26-001543:3
1,500 sharesAmerican Depositary SharesSEC:0000905148-26-001543:0
13,758 sharesAmerican Depositary SharesSEC:0000905148-26-001543:1
2,500 sharesAmerican Depositary SharesSEC:0000905148-26-001543:2
4,258 sharesAmerican Depositary SharesSEC:0000905148-26-001284:0
500 sharesAmerican Depositary SharesSEC:0000905148-25-003766:0
920 sharesAmerican Depositary SharesSEC:0000905148-25-003502:0
1,250 sharesAmerican Depositary SharesSEC:0000905148-25-003036:0
4,096 shares@ US$34.0122.2% of flowAmerican Depositary SharesSEC:0000905148-25-002835:0
6,250 sharesAmerican Depositary SharesSEC:0000905148-25-002262:0
9,618 shares@ US$30.0060.1% of flowAmerican Depositary SharesSEC:0000905148-25-001994:0
2,500 sharesAmerican Depositary SharesSEC:0000905148-25-001114:0
1,500 sharesAmerican Depositary SharesSEC:0000905148-25-001079:0
500 sharesAmerican Depositary SharesSEC:0000905148-24-002935:0
920 sharesAmerican Depositary SharesSEC:0000905148-24-002633:0
1,250 sharesAmerican Depositary SharesSEC:0000905148-24-002275:0
6,250 sharesAmerican Depositary SharesSEC:0000905148-24-001801:0
2,500 shares@ US$15.9040.6% of flowAmerican Depositary SharesSEC:0000905148-24-001110:0
1,500 shares@ US$16.7225.9% of flowAmerican Depositary SharesSEC:0000905148-24-001091:0
25 of 27 declarations
About Chen Yajing
Chen Yajing is Chief Financial Officer at Zai Lab Ltd (XNAS). She has 24 filings in total, and across the sampled recent filings from 2023-10-03 to 2026-06-29, sales total EUR 478186 and the most frequent transaction nature is Option exercise.
