Chen Yajing has filed 66 insider transactions across 1 company since August 2023.
Most recent transaction: a sale of 5199 shares of Zai Lab Ltd ($ZLAB) on April 02, 2026.
Activity breakdown: 0 open-market purchases and 18 sales.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| April 2, 2026 | Zai Lab Ltd | $ZLAB | Chen Yajing | Chief Financial Officer | S | American Depositary Shares | 5199 | $20.39 | 32,558.0000 | 1,113,299,160 | 13.77% | 0.00% |
| April 1, 2026 | Zai Lab Ltd | $ZLAB | Chen Yajing | Chief Financial Officer | M | American Depositary Shares | 1500 | $0.00 | 21,499.0000 | 1,113,299,160 | 7.50% | 0.00% |
| April 1, 2026 | Zai Lab Ltd | $ZLAB | Chen Yajing | Chief Financial Officer | M | American Depositary Shares | 13758 | $0.00 | 35,257.0000 | 1,113,299,160 | 63.99% | 0.00% |
| April 2, 2026 | Zai Lab Ltd | $ZLAB | Chen Yajing | Chief Financial Officer | M | American Depositary Shares | 2500 | $0.00 | 37,757.0000 | 1,113,299,160 | 7.09% | 0.00% |
| April 2, 2026 | Zai Lab Ltd | $ZLAB | Chen Yajing | Chief Financial Officer | M | Restricted Share Units | 2500 | $0.00 | 2,500.0000 | 1,113,299,160 | 50.00% | 0.00% |
| April 1, 2026 | Zai Lab Ltd | $ZLAB | Chen Yajing | Chief Financial Officer | M | Restricted Share Units | 13758 | $0.00 | 27,516.0000 | 1,113,299,160 | 33.33% | 0.00% |
| April 1, 2026 | Zai Lab Ltd | $ZLAB | Chen Yajing | Chief Financial Officer | M | Restricted Share Units | 1500 | $0.00 | 1,500.0000 | 1,113,299,160 | 50.00% | 0.00% |
| March 4, 2026 | Zai Lab Ltd | $ZLAB | Chen Yajing | Chief Financial Officer | A | Performance-Based Share Units | 11924 | $0.00 | 11,924.0000 | 1,113,299,160 | 9999.99% | 0.00% |
| March 12, 2026 | Zai Lab Ltd | $ZLAB | Chen Yajing | Chief Financial Officer | M | American Depositary Shares | 4258 | $0.00 | 21,702.0000 | 1,113,299,160 | 24.41% | 0.00% |
| March 12, 2026 | Zai Lab Ltd | $ZLAB | Chen Yajing | Chief Financial Officer | M | Restricted Share Units | 4258 | $0.00 | 12,777.0000 | 1,113,299,160 | 25.00% | 0.00% |
| March 13, 2026 | Zai Lab Ltd | $ZLAB | Chen Yajing | Chief Financial Officer | S | American Depositary Shares | 1703 | $18.63 | 19,999.0000 | 1,113,299,160 | 7.85% | 0.00% |
| March 4, 2026 | Zai Lab Ltd | $ZLAB | Chen Yajing | Chief Financial Officer | A | Stock Options (Right to Buy) | 83160 | $0.00 | 83,160.0000 | 1,113,299,160 | 9999.99% | 0.01% |
| March 4, 2026 | Zai Lab Ltd | $ZLAB | Chen Yajing | Chief Financial Officer | A | Restricted Share Units | 27027 | $0.00 | 27,027.0000 | 1,113,299,160 | 9999.99% | 0.00% |
| Nov. 3, 2025 | Zai Lab Ltd | $ZLAB | Chen Yajing | Chief Financial Officer | S | American Depositary Shares | 240 | $26.83 | 17,444.0000 | 1,113,299,160 | 1.36% | 0.00% |
| Oct. 31, 2025 | Zai Lab Ltd | $ZLAB | Chen Yajing | Chief Financial Officer | M | Restricted Share Units | 500 | $0.00 | 0.0000 | 1,113,299,160 | 100.00% | 0.00% |
| Oct. 31, 2025 | Zai Lab Ltd | $ZLAB | Chen Yajing | Chief Financial Officer | M | American Depositary Shares | 500 | $0.00 | 17,684.0000 | 1,113,299,160 | 2.91% | 0.00% |
| Oct. 1, 2025 | Zai Lab Ltd | $ZLAB | Chen Yajing | Chief Financial Officer | M | Restricted Share Units | 920 | $0.00 | 920.0000 | 1,113,299,160 | 50.00% | 0.00% |
| Oct. 1, 2025 | Zai Lab Ltd | $ZLAB | Chen Yajing | Chief Financial Officer | M | American Depositary Shares | 920 | $0.00 | 17,640.0000 | 1,113,299,160 | 5.50% | 0.00% |
| Oct. 2, 2025 | Zai Lab Ltd | $ZLAB | Chen Yajing | Chief Financial Officer | S | American Depositary Shares | 456 | $34.25 | 17,184.0000 | 1,113,299,160 | 2.59% | 0.00% |
| Aug. 14, 2025 | Zai Lab Ltd | $ZLAB | Chen Yajing | Chief Financial Officer | M | Restricted Share Units | 1250 | $0.00 | 2,500.0000 | 1,104,032,910 | 33.33% | 0.00% |
| Aug. 14, 2025 | Zai Lab Ltd | $ZLAB | Chen Yajing | Chief Financial Officer | M | American Depositary Shares | 1250 | $0.00 | 18,158.0000 | 1,104,032,910 | 7.39% | 0.00% |
| Aug. 15, 2025 | Zai Lab Ltd | $ZLAB | Chen Yajing | Chief Financial Officer | S | American Depositary Shares | 610 | $35.27 | 17,548.0000 | 1,104,032,910 | 3.36% | 0.00% |
| Aug. 15, 2025 | Zai Lab Ltd | $ZLAB | Chen Yajing | Chief Financial Officer | S | American Depositary Shares | 828 | $35.53 | 16,720.0000 | 1,104,032,910 | 4.72% | 0.00% |
| Aug. 8, 2025 | Zai Lab Ltd | $ZLAB | Chen Yajing | Chief Financial Officer | S | American Depositary Shares | 4096 | $34.01 | 16,908.0000 | 1,104,032,910 | 19.50% | 0.00% |
| June 25, 2025 | Zai Lab Ltd | $ZLAB | Chen Yajing | Chief Financial Officer | M | American Depositary Shares | 6250 | $0.00 | 23,679.0000 | 1,089,076,400 | 35.86% | 0.00% |
| June 26, 2025 | Zai Lab Ltd | $ZLAB | Chen Yajing | Chief Financial Officer | S | American Depositary Shares | 2675 | $36.13 | 21,004.0000 | 1,089,076,400 | 11.30% | 0.00% |
| June 25, 2025 | Zai Lab Ltd | $ZLAB | Chen Yajing | Chief Financial Officer | M | Restricted Share Units | 6250 | $0.00 | 6,250.0000 | 1,089,076,400 | 50.00% | 0.00% |
| June 2, 2025 | Zai Lab Ltd | $ZLAB | Chen Yajing | Chief Financial Officer | S | American Depositary Shares | 9618 | $30.00 | 17,429.0000 | 1,089,076,400 | 35.56% | 0.00% |
| April 4, 2025 | Zai Lab Ltd | $ZLAB | Chen Yajing | Chief Financial Officer | S | American Depositary Shares | 924 | $33.11 | 27,047.0000 | 1,089,076,400 | 3.30% | 0.00% |
| April 3, 2025 | Zai Lab Ltd | $ZLAB | Chen Yajing | Chief Financial Officer | M | American Depositary Shares | 2500 | $0.00 | 27,971.0000 | 1,089,076,400 | 9.82% | 0.00% |
| April 3, 2025 | Zai Lab Ltd | $ZLAB | Chen Yajing | Chief Financial Officer | M | Restricted Share Units | 2500 | $0.00 | 5,000.0000 | 1,089,076,400 | 33.33% | 0.00% |
| April 1, 2025 | Zai Lab Ltd | $ZLAB | Chen Yajing | Chief Financial Officer | M | Restricted Share Units | 1500 | $0.00 | 3,000.0000 | 1,089,076,400 | 33.33% | 0.00% |
| April 1, 2025 | Zai Lab Ltd | $ZLAB | Chen Yajing | Chief Financial Officer | M | American Depositary Shares | 1500 | $0.00 | 16,994.0000 | 1,089,076,400 | 9.68% | 0.00% |
| April 1, 2025 | Zai Lab Ltd | $ZLAB | Chen Yajing | Chief Financial Officer | M | American Depositary Shares | 13757 | $0.00 | 30,751.0000 | 1,089,076,400 | 80.95% | 0.00% |
| April 2, 2025 | Zai Lab Ltd | $ZLAB | Chen Yajing | Chief Financial Officer | S | American Depositary Shares | 5280 | $35.89 | 25,471.0000 | 1,089,076,400 | 17.17% | 0.00% |
| April 1, 2025 | Zai Lab Ltd | $ZLAB | Chen Yajing | Chief Financial Officer | M | Restricted Share Units | 13757 | $0.00 | 41,274.0000 | 1,089,076,400 | 25.00% | 0.00% |
| March 12, 2025 | Zai Lab Ltd | $ZLAB | Chen Yajing | Chief Financial Officer | A | Stock Options (Right to Buy) | 52418 | $0.00 | 52,418.0000 | 1,082,614,740 | 9999.99% | 0.00% |
| March 12, 2025 | Zai Lab Ltd | $ZLAB | Chen Yajing | Chief Financial Officer | A | Restricted Share Units | 17035 | $0.00 | 17,035.0000 | 1,082,614,740 | 9999.99% | 0.00% |
| Nov. 1, 2024 | Zai Lab Ltd | $ZLAB | Chen Yajing | Chief Financial Officer | M | American Depositary Shares | 500 | $0.00 | 15,661.0000 | 989,268,370 | 3.30% | 0.00% |
| Nov. 4, 2024 | Zai Lab Ltd | $ZLAB | Chen Yajing | Chief Financial Officer | S | American Depositary Shares | 167 | $30.66 | 15,494.0000 | 989,268,370 | 1.07% | 0.00% |
| Nov. 1, 2024 | Zai Lab Ltd | $ZLAB | Chen Yajing | Chief Financial Officer | M | Restricted Share Units | 500 | $0.00 | 500.0000 | 989,268,370 | 50.00% | 0.00% |
| Oct. 1, 2024 | Zai Lab Ltd | $ZLAB | Chen Yajing | Chief Financial Officer | M | American Depositary Shares | 920 | $0.00 | 15,462.0000 | 989,268,370 | 6.33% | 0.00% |
| Oct. 2, 2024 | Zai Lab Ltd | $ZLAB | Chen Yajing | Chief Financial Officer | S | American Depositary Shares | 301 | $25.40 | 15,161.0000 | 989,268,370 | 1.95% | 0.00% |
| Oct. 1, 2024 | Zai Lab Ltd | $ZLAB | Chen Yajing | Chief Financial Officer | M | Restricted Share Units | 920 | $0.00 | 1,840.0000 | 989,268,370 | 33.33% | 0.00% |
| Aug. 14, 2024 | Zai Lab Ltd | $ZLAB | Chen Yajing | Chief Financial Officer | M | Restricted Share Units | 1250 | $0.00 | 3,750.0000 | 986,310,340 | 25.00% | 0.00% |
| Aug. 15, 2024 | Zai Lab Ltd | $ZLAB | Chen Yajing | Chief Financial Officer | S | American Depositary Shares | 422 | $16.06 | 14,542.0000 | 986,310,340 | 2.82% | 0.00% |
| Aug. 14, 2024 | Zai Lab Ltd | $ZLAB | Chen Yajing | Chief Financial Officer | M | American Depositary Shares | 1250 | $0.00 | 14,964.0000 | 986,310,340 | 9.11% | 0.00% |
| June 26, 2024 | Zai Lab Ltd | $ZLAB | Chen Yajing | Chief Financial Officer | S | American Depositary Shares | 2154 | $17.90 | 13,714.0000 | 978,197,710 | 13.57% | 0.00% |
| June 25, 2024 | Zai Lab Ltd | $ZLAB | Chen Yajing | Chief Financial Officer | M | American Depositary Shares | 6250 | $0.00 | 15,868.0000 | 978,197,710 | 64.98% | 0.00% |
| June 25, 2024 | Zai Lab Ltd | $ZLAB | Chen Yajing | Chief Financial Officer | M | Restricted Share Units | 6250 | $0.00 | 12,500.0000 | 978,197,710 | 33.33% | 0.00% |
| April 3, 2024 | Zai Lab Ltd | $ZLAB | Chen Yajing | Chief Financial Officer | M | Restricted Share Units | 2500 | $0.00 | 7,500.0000 | 978,197,710 | 25.00% | 0.00% |
| April 3, 2024 | Zai Lab Ltd | $ZLAB | Chen Yajing | Chief Financial Officer | M | American Depositary Shares | 2500 | $15.90 | 10,463.0000 | 978,197,710 | 31.40% | 0.00% |
| April 4, 2024 | Zai Lab Ltd | $ZLAB | Chen Yajing | Chief Financial Officer | S | American Depositary Shares | 845 | $15.67 | 9,618.0000 | 978,197,710 | 8.08% | 0.00% |
| April 1, 2024 | Zai Lab Ltd | $ZLAB | Chen Yajing | Chief Financial Officer | M | American Depositary Shares | 1500 | $16.72 | 8,482.0000 | 978,197,710 | 21.48% | 0.00% |
| April 2, 2024 | Zai Lab Ltd | $ZLAB | Chen Yajing | Chief Financial Officer | S | American Depositary Shares | 519 | $16.15 | 7,963.0000 | 978,197,710 | 6.12% | 0.00% |
| April 1, 2024 | Zai Lab Ltd | $ZLAB | Chen Yajing | Chief Financial Officer | M | Restricted Share Units | 1500 | $0.00 | 4,500.0000 | 978,197,710 | 25.00% | 0.00% |
| April 1, 2024 | Zai Lab Ltd | $ZLAB | Chen Yajing | Chief Financial Officer | A | Stock Options (Right to Buy) | 84663 | $0.00 | 84,663.0000 | 978,197,710 | 9999.99% | 0.01% |
| April 1, 2024 | Zai Lab Ltd | $ZLAB | Chen Yajing | Chief Financial Officer | A | Restricted Share Units | 55031 | $0.00 | 55,031.0000 | 978,197,710 | 9999.99% | 0.01% |
| Nov. 1, 2023 | Zai Lab Ltd | $ZLAB | Chen Yajing | Chief Financial Officer | M | Restricted Share Units | 500 | $0.00 | 1,000.0000 | 962,455,850 | 33.33% | 0.00% |
| Nov. 2, 2023 | Zai Lab Ltd | $ZLAB | Chen Yajing | Chief Financial Officer | S | American Depositary Shares | 165 | $25.23 | 6,982.0000 | 962,455,850 | 2.31% | 0.00% |
| Nov. 1, 2023 | Zai Lab Ltd | $ZLAB | Chen Yajing | Chief Financial Officer | M | American Depositary Shares | 500 | $0.00 | 7,147.0000 | 962,455,850 | 7.52% | 0.00% |
| Sept. 29, 2023 | Zai Lab Ltd | $ZLAB | Chen Yajing | Chief Financial Officer | M | Restricted Share Units | 920 | $0.00 | 2,760.0000 | 962,455,850 | 25.00% | 0.00% |
| Sept. 29, 2023 | Zai Lab Ltd | $ZLAB | Chen Yajing | Chief Financial Officer | F | American Depositary Shares | 307 | $24.31 | 6,647.0000 | 962,455,850 | 4.41% | 0.00% |
| Sept. 29, 2023 | Zai Lab Ltd | $ZLAB | Chen Yajing | Chief Financial Officer | M | American Depositary Shares | 920 | $0.00 | 6,954.0000 | 962,455,850 | 15.25% | 0.00% |
| Aug. 14, 2023 | Zai Lab Ltd | $ZLAB | Chen Yajing | Chief Financial Officer | A | Restricted Share Units | 5000 | $0.00 | 5,000.0000 | 962,455,850 | 9999.99% | 0.00% |
| Aug. 14, 2023 | Zai Lab Ltd | $ZLAB | Chen Yajing | Chief Financial Officer | A | Stock Option (Right to Buy) | 20000 | $0.00 | 20,000.0000 | 962,455,850 | 9999.99% | 0.00% |