The table below lists insider purchases and sales reported by company officers, directors, and major shareholders during the last 12 months.
DATE INSIDER |
INSIDER | TYPE | SHARES | PRICE | SHARES PRICE VALUE |
|---|---|---|---|---|---|
Aug 27, 2025 Xie Jian |
Xie Jian
President and COO
|
Sell |
1,199 | $21.48 | 1,199 $21.48 $25,760 |
Aug 27, 2025 Gao Hanlin |
Gao Hanlin
Chief Scientific Officer
|
Sell |
943 | $21.48 | 943 $21.48 $20,260 |
Aug 25, 2025 Xie Jian |
Xie Jian
President and COO
|
Sell |
696 | $21.50 | 696 $21.50 $14,965 |
Aug 25, 2025 Gao Hanlin |
Gao Hanlin
Chief Scientific Officer
|
Sell |
548 | $21.50 | 548 $21.50 $11,783 |
Jun 02, 2025 Xie Jian |
Xie Jian
President and COO
|
Sell |
1,135 | $20.29 | 1,135 $20.29 $23,030 |
Jun 02, 2025 Gao Hanlin |
Gao Hanlin
Chief Scientific Officer
|
Sell |
754 | $20.29 | 754 $20.29 $15,299 |
May 27, 2025 Xie Jian |
Xie Jian
President and COO
|
Sell |
690 | $20.58 | 690 $20.58 $14,197 |
May 27, 2025 Xie Jian |
Xie Jian
President and COO
|
Sell |
1,183 | $20.52 | 1,183 $20.52 $24,271 |
May 27, 2025 Gao Hanlin |
Gao Hanlin
Chief Scientific Officer
|
Sell |
383 | $20.58 | 383 $20.58 $7,880 |
May 27, 2025 Gao Hanlin |
Gao Hanlin
Chief Scientific Officer
|
Sell |
656 | $20.52 | 656 $20.52 $13,459 |
Mar 05, 2025 KIM PAUL |
KIM PAUL
CFO and Treasurer
|
Buy |
100,000 | $15.96 | 100,000 $15.96 $1,596,470 |
Dec 03, 2024 Xie Jian |
Xie Jian
President and COO
|
Sell |
1,455 | $19.50 | 1,455 $19.50 $28,372 |
Dec 03, 2024 Gao Hanlin |
Gao Hanlin
Chief Scientific Officer
|
Sell |
1,373 | $19.50 | 1,373 $19.50 $26,773 |
Nov 25, 2024 Xie Jian |
Xie Jian
President and COO
|
Sell |
689 | $18.26 | 689 $18.26 $12,581 |
Nov 25, 2024 Gao Hanlin |
Gao Hanlin
Chief Scientific Officer
|
Sell |
497 | $18.26 | 497 $18.26 $9,075 |
Nov 25, 2024 Hsieh Ming |
Hsieh Ming
CEO
|
Sell |
2,227 | $18.26 | 2,227 $18.26 $40,663 |
Sep 03, 2024 Xie Jian |
Xie Jian
President and COO
|
Sell |
1,594 | $21.96 | 1,594 $21.96 $35,006 |
Sep 03, 2024 Gao Hanlin |
Gao Hanlin
Chief Scientific Officer
|
Sell |
1,503 | $21.96 | 1,503 $21.96 $33,007 |
Sep 03, 2024 KIM PAUL |
KIM PAUL
CFO and Treasurer
|
Sell |
1,674 | $21.96 | 1,674 $21.96 $36,763 |
Aug 27, 2024 Xie Jian |
Xie Jian
President and COO
|
Sell |
715 | $22.83 | 715 $22.83 $16,326 |
Aug 27, 2024 Gao Hanlin |
Gao Hanlin
Chief Scientific Officer
|
Sell |
563 | $22.83 | 563 $22.83 $12,855 |
Aug 27, 2024 KIM PAUL |
KIM PAUL
CFO and Treasurer
|
Sell |
733 | $22.83 | 733 $22.83 $16,737 |
Aug 27, 2024 Hsieh Ming |
Hsieh Ming
CEO
|
Sell |
2,313 | $22.83 | 2,313 $22.83 $52,813 |
Dec 11, 2023 Xie Jian |
Xie Jian
President and COO
|
Sell |
10,000 | $26.32 | 10,000 $26.32 $263,179 |
Dec 11, 2023 Xie Jian |
Xie Jian
President and COO
|
Sell |
12,000 | $26.69 | 12,000 $26.69 $320,274 |
Dec 04, 2023 Xie Jian |
Xie Jian
President and COO
|
Sell |
1,779 | $27.57 | 1,779 $27.57 $49,053 |
Dec 04, 2023 Gao Hanlin |
Gao Hanlin
Chief Scientific Officer
|
Sell |
1,437 | $27.57 | 1,437 $27.57 $39,623 |
Dec 04, 2023 KIM PAUL |
KIM PAUL
CFO and Treasurer
|
Sell |
1,437 | $27.57 | 1,437 $27.57 $39,623 |
Nov 16, 2023 Xie Jian |
Xie Jian
President and COO
|
Sell |
1,617 | $27.25 | 1,617 $27.25 $44,065 |
Nov 16, 2023 KIM PAUL |
KIM PAUL
CFO and Treasurer
|
Sell |
1,307 | $27.25 | 1,307 $27.25 $35,617 |
Sep 07, 2023 Xie Jian |
Xie Jian
President and COO
|
Sell |
1,492 | $31.41 | 1,492 $31.41 $46,861 |
Sep 07, 2023 Gao Hanlin |
Gao Hanlin
Chief Scientific Officer
|
Sell |
1,041 | $31.41 | 1,041 $31.41 $32,696 |
Sep 07, 2023 KIM PAUL |
KIM PAUL
CFO and Treasurer
|
Sell |
1,492 | $31.41 | 1,492 $31.41 $46,861 |
Aug 28, 2023 KIM PAUL |
KIM PAUL
CFO and Treasurer
|
Sell |
10,299 | $33.62 | 10,299 $33.62 $346,297 |
Aug 17, 2023 Xie Jian |
Xie Jian
President and COO
|
Sell |
1,307 | $33.88 | 1,307 $33.88 $44,283 |
Aug 17, 2023 Gao Hanlin |
Gao Hanlin
Chief Scientific Officer
|
Sell |
342 | $33.88 | 342 $33.88 $11,587 |
Aug 17, 2023 KIM PAUL |
KIM PAUL
CFO and Treasurer
|
Sell |
491 | $33.88 | 491 $33.88 $16,636 |
Aug 17, 2023 KIM PAUL |
KIM PAUL
CFO and Treasurer
|
Sell |
1,307 | $33.88 | 1,307 $33.88 $44,283 |
Jun 02, 2023 Xie Jian |
Xie Jian
President and COO
|
Sell |
1,433 | $40.30 | 1,433 $40.30 $57,744 |
Jun 02, 2023 Gao Hanlin |
Gao Hanlin
Chief Scientific Officer
|
Sell |
1,000 | $40.30 | 1,000 $40.30 $40,296 |
Jun 02, 2023 KIM PAUL |
KIM PAUL
CFO and Treasurer
|
Sell |
1,403 | $40.30 | 1,403 $40.30 $56,535 |
Dec 02, 2022 KIM PAUL |
KIM PAUL
CFO and Treasurer
|
Sell |
653 | $35.33 | 653 $35.33 $23,070 |
Nov 30, 2022 Xie Jian |
Xie Jian
President and COO
|
Sell |
685 | $34.39 | 685 $34.39 $23,559 |
Nov 16, 2022 Xie Jian |
Xie Jian
President and COO
|
Sell |
1,306 | $35.89 | 1,306 $35.89 $46,873 |
Nov 16, 2022 Gao Hanlin |
Gao Hanlin
Chief Scientific Officer
|
Sell |
342 | $35.89 | 342 $35.89 $12,275 |
Nov 16, 2022 KIM PAUL |
KIM PAUL
CFO and Treasurer
|
Sell |
1,306 | $35.89 | 1,306 $35.89 $46,873 |
Nov 16, 2022 KIM PAUL |
KIM PAUL
CFO and Treasurer
|
Sell |
490 | $35.89 | 490 $35.89 $17,586 |
Sep 06, 2022 KIM PAUL |
KIM PAUL
CFO and Treasurer
|
Sell |
662 | $41.39 | 662 $41.39 $27,403 |
Aug 30, 2022 Xie Jian |
Xie Jian
President and COO
|
Sell |
675 | $44.18 | 675 $44.18 $29,824 |
Aug 17, 2022 Xie Jian |
Xie Jian
President and COO
|
Sell |
1,414 | $48.89 | 1,414 $48.89 $69,137 |
Aug 17, 2022 Gao Hanlin |
Gao Hanlin
Chief Scientific Officer
|
Sell |
370 | $48.89 | 370 $48.89 $18,091 |
Aug 17, 2022 KIM PAUL |
KIM PAUL
CFO and Treasurer
|
Sell |
1,945 | $48.89 | 1,945 $48.89 $95,100 |
Jun 02, 2022 KIM PAUL |
KIM PAUL
CFO and Treasurer
|
Sell |
415 | $55.10 | 415 $55.10 $22,867 |
May 31, 2022 Xie Jian |
Xie Jian
President and COO
|
Sell |
668 | $54.54 | 668 $54.54 $36,433 |
May 31, 2022 BOLGER JOHN C |
BOLGER JOHN C
|
Sell |
313 | $55.32 | 313 $55.32 $17,315 |
May 31, 2022 BOLGER JOHN C |
BOLGER JOHN C
|
Sell |
313 | $55.44 | 313 $55.44 $17,351 |
May 31, 2022 BOLGER JOHN C |
BOLGER JOHN C
|
Sell |
500 | $55.25 | 500 $55.25 $27,625 |
May 19, 2022 Xie Jian |
Xie Jian
President and COO
|
Sell |
10,000 | $58.29 | 10,000 $58.29 $582,866 |
May 16, 2022 Xie Jian |
Xie Jian
President and COO
|
Sell |
1,269 | $53.38 | 1,269 $53.38 $67,742 |
May 16, 2022 Gao Hanlin |
Gao Hanlin
Chief Scientific Officer
|
Sell |
325 | $53.38 | 325 $53.38 $17,349 |
May 16, 2022 KIM PAUL |
KIM PAUL
CFO and Treasurer
|
Sell |
325 | $53.38 | 325 $53.38 $17,349 |
May 16, 2022 KIM PAUL |
KIM PAUL
CFO and Treasurer
|
Sell |
866 | $53.38 | 866 $53.38 $46,229 |
Mar 03, 2022 KIM PAUL |
KIM PAUL
CFO and Treasurer
|
Sell |
454 | $56.31 | 454 $56.31 $25,564 |
Dec 02, 2021 KIM PAUL |
KIM PAUL
CFO and Treasurer
|
Sell |
620 | $83.16 | 620 $83.16 $51,558 |
Nov 29, 2021 Xie Jian |
Xie Jian
COO
|
Sell |
636 | $95.42 | 636 $95.42 $60,686 |
Nov 19, 2021 KIM PAUL |
KIM PAUL
CFO and Treasurer
|
Sell |
10,263 | $95.44 | 10,263 $95.44 $979,532 |
Nov 18, 2021 KIM PAUL |
KIM PAUL
CFO and Treasurer
|
Sell |
500 | $97.46 | 500 $97.46 $48,731 |
Nov 16, 2021 Xie Jian |
Xie Jian
COO
|
Sell |
1,214 | $95.50 | 1,214 $95.50 $115,940 |
Nov 16, 2021 Gao Hanlin |
Gao Hanlin
Chief Scientific Officer
|
Sell |
311 | $95.50 | 311 $95.50 $29,701 |
Nov 16, 2021 KIM PAUL |
KIM PAUL
CFO and Treasurer
|
Sell |
455 | $95.50 | 455 $95.50 $43,453 |
Nov 16, 2021 KIM PAUL |
KIM PAUL
CFO and Treasurer
|
Sell |
1,214 | $95.50 | 1,214 $95.50 $115,940 |
Sep 02, 2021 KIM PAUL |
KIM PAUL
CFO and Treasurer
|
Sell |
607 | $94.29 | 607 $94.29 $57,235 |
Aug 30, 2021 Xie Jian |
Xie Jian
COO
|
Sell |
622 | $91.25 | 622 $91.25 $56,760 |
Aug 30, 2021 BOLGER JOHN C |
BOLGER JOHN C
|
Sell |
312 | $91.38 | 312 $91.38 $28,511 |
Aug 30, 2021 BOLGER JOHN C |
BOLGER JOHN C
|
Sell |
312 | $91.05 | 312 $91.05 $28,409 |
Aug 30, 2021 BOLGER JOHN C |
BOLGER JOHN C
|
Sell |
312 | $91.44 | 312 $91.44 $28,530 |
Aug 16, 2021 Xie Jian |
Xie Jian
COO
|
Sell |
1,223 | $95.12 | 1,223 $95.12 $116,335 |
Aug 16, 2021 Gao Hanlin |
Gao Hanlin
Chief Scientific Officer
|
Sell |
314 | $95.12 | 314 $95.12 $29,869 |
Aug 16, 2021 KIM PAUL |
KIM PAUL
CFO and Treasurer
|
Sell |
1,682 | $95.12 | 1,682 $95.12 $159,996 |
Jun 04, 2021 KIM PAUL |
KIM PAUL
CFO and Treasurer
|
Sell |
789 | $74.26 | 789 $74.26 $58,588 |
Jun 03, 2021 BOLGER JOHN C |
BOLGER JOHN C
|
Sell |
125 | $74.17 | 125 $74.17 $9,271 |
Jun 02, 2021 KIM PAUL |
KIM PAUL
CFO and Treasurer
|
Sell |
461 | $71.34 | 461 $71.34 $32,886 |
Jun 01, 2021 BOLGER JOHN C |
BOLGER JOHN C
|
Sell |
1,876 | $71.41 | 1,876 $71.41 $133,966 |
May 26, 2021 KIM PAUL |
KIM PAUL
CFO and Treasurer
|
Sell |
18,000 | $72.90 | 18,000 $72.90 $1,312,119 |
May 25, 2021 Xie Jian |
Xie Jian
COO
|
Sell |
2,000 | $72.21 | 2,000 $72.21 $144,412 |
May 25, 2021 KIM PAUL |
KIM PAUL
CFO and Treasurer
|
Sell |
10,358 | $72.94 | 10,358 $72.94 $755,479 |
May 20, 2021 Xie Jian |
Xie Jian
COO
|
Sell |
1,000 | $74.48 | 1,000 $74.48 $74,480 |
May 18, 2021 Xie Jian |
Xie Jian
COO
|
Sell |
931 | $70.71 | 931 $70.71 $65,831 |
May 18, 2021 Gao Hanlin |
Gao Hanlin
Chief Scientific Officer
|
Sell |
315 | $70.71 | 315 $70.71 $22,274 |
May 18, 2021 KIM PAUL |
KIM PAUL
CFO and Treasurer
|
Sell |
1,155 | $70.71 | 1,155 $70.71 $81,670 |
Mar 15, 2021 Xie Jian |
Xie Jian
COO
|
Sell |
3,000 | $104.10 | 3,000 $104.10 $312,300 |
Mar 11, 2021 Xie Jian |
Xie Jian
President and COO
|
Sell |
5,700 | $101.66 | 5,700 $101.66 $579,480 |
Mar 10, 2021 Xie Jian |
Xie Jian
President and COO
|
Sell |
4,300 | $108.22 | 4,300 $108.22 $465,327 |
Mar 09, 2021 Xie Jian |
Xie Jian
COO
|
Sell |
62,000 | $102.65 | 62,000 $102.65 $6,364,219 |
Mar 09, 2021 BOLGER JOHN C |
BOLGER JOHN C
|
Sell |
3,374 | $101.62 | 3,374 $101.62 $342,882 |
Dec 10, 2020 KIM PAUL |
KIM PAUL
CFO and Treasurer
|
Sell |
16,958 | $51.94 | 16,958 $51.94 $880,734 |
Dec 09, 2020 KIM PAUL |
KIM PAUL
CFO and Treasurer
|
Sell |
10,662 | $51.60 | 10,662 $51.60 $550,189 |
Dec 02, 2020 Xie Jian |
Xie Jian
COO
|
Sell |
1,000 | $46.00 | 1,000 $46.00 $46,000 |
Dec 02, 2020 KIM PAUL |
KIM PAUL
CFO and Treasurer
|
Sell |
630 | $45.09 | 630 $45.09 $28,404 |
Dec 02, 2020 KIM PAUL |
KIM PAUL
CFO and Treasurer
|
Sell |
29,319 | $46.62 | 29,319 $46.62 $1,366,729 |
Dec 01, 2020 Xie Jian |
Xie Jian
COO
|
Sell |
1,000 | $45.16 | 1,000 $45.16 $45,160 |
Nov 30, 2020 Xie Jian |
Xie Jian
COO
|
Sell |
3,000 | $43.17 | 3,000 $43.17 $129,500 |
Nov 30, 2020 Xie Jian |
Xie Jian
COO
|
Sell |
396 | $43.59 | 396 $43.59 $17,262 |
Nov 23, 2020 Xie Jian |
Xie Jian
COO
|
Sell |
6,000 | $44.08 | 6,000 $44.08 $264,480 |
Nov 20, 2020 Xie Jian |
Xie Jian
COO
|
Sell |
1,000 | $42.50 | 1,000 $42.50 $42,500 |
Nov 18, 2020 Xie Jian |
Xie Jian
COO
|
Sell |
3,000 | $44.83 | 3,000 $44.83 $134,500 |
Nov 17, 2020 Xie Jian |
Xie Jian
COO
|
Sell |
3,206 | $45.45 | 3,206 $45.45 $145,709 |
Nov 17, 2020 Xie Jian |
Xie Jian
COO
|
Sell |
500 | $44.61 | 500 $44.61 $22,303 |
Nov 17, 2020 Gao Hanlin |
Gao Hanlin
Chief Scientific Officer
|
Sell |
301 | $45.45 | 301 $45.45 $13,680 |
Nov 17, 2020 KIM PAUL |
KIM PAUL
CFO and Treasurer
|
Sell |
441 | $45.45 | 441 $45.45 $20,043 |
Nov 17, 2020 KIM PAUL |
KIM PAUL
CFO and Treasurer
|
Sell |
3,326 | $45.45 | 3,326 $45.45 $151,163 |
Nov 17, 2020 BOLGER JOHN C |
BOLGER JOHN C
|
Sell |
4,269 | $44.24 | 4,269 $44.24 $188,877 |
Nov 16, 2020 KIM PAUL |
KIM PAUL
CFO and Treasurer
|
Sell |
100,000 | $46.17 | 100,000 $46.17 $4,616,980 |
Sep 02, 2020 KIM PAUL |
KIM PAUL
CFO and Treasurer
|
Sell |
425 | $28.32 | 425 $28.32 $12,035 |
Aug 28, 2020 Xie Jian |
Xie Jian
COO
|
Sell |
441 | $30.82 | 441 $30.82 $13,591 |
Aug 19, 2020 KIM PAUL |
KIM PAUL
CFO and Treasurer
|
Sell |
25,407 | $44.16 | 25,407 $44.16 $1,122,039 |
Aug 17, 2020 Gao Hanlin |
Gao Hanlin
Chief Scientific Officer
|
Sell |
1,308 | $41.11 | 1,308 $41.11 $53,772 |
Aug 17, 2020 KIM PAUL |
KIM PAUL
CFO and Treasurer
|
Sell |
1,308 | $41.11 | 1,308 $41.11 $53,772 |
Aug 17, 2020 KIM PAUL |
KIM PAUL
CFO and Treasurer
|
Sell |
100,000 | $41.47 | 100,000 $41.47 $4,146,920 |
Aug 17, 2020 KIM PAUL |
KIM PAUL
CFO and Treasurer
|
Sell |
9,928 | $43.55 | 9,928 $43.55 $432,405 |
Aug 17, 2020 BOLGER JOHN C |
BOLGER JOHN C
|
Sell |
3,914 | $40.87 | 3,914 $40.87 $159,967 |
Aug 11, 2020 KIM PAUL |
KIM PAUL
CFO and Treasurer
|
Sell |
1,396 | $42.06 | 1,396 $42.06 $58,712 |
Aug 03, 2020 Xie Jian |
Xie Jian
COO
|
Sell |
1,976 | $27.86 | 1,976 $27.86 $55,055 |
Jun 02, 2020 KIM PAUL |
KIM PAUL
CFO and Treasurer
|
Sell |
425 | $18.06 | 425 $18.06 $7,674 |
May 22, 2020 BOLGER JOHN C |
BOLGER JOHN C
|
Sell |
8,677 | $15.36 | 8,677 $15.36 $133,288 |
May 12, 2020 KIM PAUL |
KIM PAUL
CFO and Treasurer
|
Sell |
1,421 | $16.31 | 1,421 $16.31 $23,176 |
Aug 12, 2019 KIM PAUL |
KIM PAUL
CFO and Treasurer
|
Sell |
1,361 | $11.34 | 1,361 $11.34 $15,438 |
Aug 12, 2019 KIM PAUL |
KIM PAUL
CFO and Treasurer
|
Sell |
11,028 | $11.52 | 11,028 $11.52 $127,011 |
May 13, 2019 KIM PAUL |
KIM PAUL
CFO and Treasurer
|
Sell |
1,404 | $5.50 | 1,404 $5.50 $7,722 |
Mar 05, 2019 KIM PAUL |
KIM PAUL
CFO and Treasurer
|
Sell |
1,165 | $4.67 | 1,165 $4.67 $5,441 |
Mar 05, 2019 Hsieh Ming |
Hsieh Ming
President and CEO
|
Buy |
8,739 | $4.95 | 8,739 $4.95 $43,240 |
Nov 13, 2018 KIM PAUL |
KIM PAUL
CFO and Treasurer
|
Sell |
1,446 | $3.50 | 1,446 $3.50 $5,062 |
Nov 13, 2018 Hsieh Ming |
Hsieh Ming
President and CEO
|
Buy |
10,880 | $3.59 | 10,880 $3.59 $39,032 |
Nov 09, 2018 Hsieh Ming |
Hsieh Ming
President and CEO
|
Buy |
10,000 | $3.36 | 10,000 $3.36 $33,610 |
Aug 13, 2018 KIM PAUL |
KIM PAUL
CFO and Treasurer
|
Sell |
1,405 | $4.50 | 1,405 $4.50 $6,323 |
May 14, 2018 KIM PAUL |
KIM PAUL
CFO and Treasurer
|
Sell |
1,370 | $3.72 | 1,370 $3.72 $5,096 |
Mar 08, 2018 KIM PAUL |
KIM PAUL
CFO and Treasurer
|
Sell |
1,628 | $3.76 | 1,628 $3.76 $6,121 |
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