Insider · CIK 0001571212

Or Yat Sun

Reports to the SEC for 1 company · WATERTOWN, MA

sec.gov

Transactions

Companies

Filings

CIK

0001571212

Forms 4 and 5

Insider transactions

50 trades

Date	Company	Role	Code	Shares	Price	Value	Shares after
2026-02-12	ENTAENANTA PHARMACEUTICALS INCA Award	Chief Scientific Officer	AAward	+1,650 sh	—	—	373,042
2026-02-12	ENTAENANTA PHARMACEUTICALS INCA Award	Chief Scientific Officer	AAward	+5,225 sh	—	—	378,267
2026-02-12	ENTAENANTA PHARMACEUTICALS INCF Tax Payment	Chief Scientific Officer	FTax Payment	−3,413 sh	$14.25	−$48.6K	374,854
2025-12-05	ENTAENANTA PHARMACEUTICALS INCS Sale	Chief Scientific Officer	SSale	−2,390 sh	$14.23	−$34K	371,392
2025-12-01	ENTAENANTA PHARMACEUTICALS INCF Tax Payment	Chief Scientific Officer	FTax Payment	−753 sh	$14.12	−$10.6K	373,782
2025-11-25	ENTAENANTA PHARMACEUTICALS INC · Stock Option (right to buy)A Award	Chief Scientific Officer	AAward	+110K sh	—	—	110,000
2025-02-12	ENTAENANTA PHARMACEUTICALS INCA Award	Chief Scientific Officer	AAward	+9,750 sh	—	—	378,859
2025-02-12	ENTAENANTA PHARMACEUTICALS INCF Tax Payment	Chief Scientific Officer	FTax Payment	−4,324 sh	$5.59	−$24.2K	374,535
2024-12-06	ENTAENANTA PHARMACEUTICALS INCS Sale	Chief Scientific Officer	SSale	−2,591 sh	$8.06	−$20.9K	369,109
2024-12-01	ENTAENANTA PHARMACEUTICALS INCF Tax Payment	Chief Scientific Officer	FTax Payment	−1,595 sh	$8.60	−$13.7K	371,700
2024-11-27	ENTAENANTA PHARMACEUTICALS INC · Stock Option (right to buy)A Award	Chief Scientific Officer	AAward	+87K sh	—	—	87,000
2024-02-12	ENTAENANTA PHARMACEUTICALS INCA Award	Chief Scientific Officer	AAward	+3,680 sh	—	—	374,375
2024-02-12	ENTAENANTA PHARMACEUTICALS INCF Tax Payment	Chief Scientific Officer	FTax Payment	−1,080 sh	$12.41	−$13.4K	373,295
2023-12-05	ENTAENANTA PHARMACEUTICALS INCS Sale	Chief Scientific Officer	SSale	−2,412 sh	$9.63	−$23.2K	370,695
2023-12-01	ENTAENANTA PHARMACEUTICALS INCF Tax Payment	Chief Scientific Officer	FTax Payment	−1,595 sh	$9.49	−$15.1K	373,107
2023-11-22	ENTAENANTA PHARMACEUTICALS INC · Stock Option (right to buy)A Award	Chief Scientific Officer	AAward	+86K sh	—	—	86,000
2023-03-15	ENTAENANTA PHARMACEUTICALS INCM Exercise/Conversion	Chief Scientific Officer	MExercise/Conversion	+13.9K sh	$14.00	+$195K	388,627
2023-03-15	ENTAENANTA PHARMACEUTICALS INCS Sale	Chief Scientific Officer	SSale	−269 sh	$43.92	−$11.8K	388,358
2023-03-15	ENTAENANTA PHARMACEUTICALS INCS Sale	Chief Scientific Officer	SSale	−13.7K sh	$44.46	−$607K	374,702
2023-03-15	ENTAENANTA PHARMACEUTICALS INC · Stock Option (Right to Buy)M Exercise/Conversion	Chief Scientific Officer	MExercise/Conversion	−13.9K sh	—	—	0
2023-02-13	ENTAENANTA PHARMACEUTICALS INCA Award	Chief Scientific Officer	AAward	+10.3K sh	—	—	369,437
2023-02-13	ENTAENANTA PHARMACEUTICALS INCA Award	Chief Scientific Officer	AAward	+13K sh	—	—	382,454
2023-02-13	ENTAENANTA PHARMACEUTICALS INCF Tax Payment	Chief Scientific Officer	FTax Payment	−7,752 sh	$52.77	−$409K	374,702
2022-12-01	ENTAENANTA PHARMACEUTICALS INCF Tax Payment	Chief Scientific Officer	FTax Payment	−1,055 sh	$44.33	−$46.8K	359,187
2022-11-23	ENTAENANTA PHARMACEUTICALS INCA Award	Chief Scientific Officer	AAward	+21K sh	—	—	360,242
2022-11-23	ENTAENANTA PHARMACEUTICALS INC · Stock Option (right to buy)A Award	Chief Scientific Officer	AAward	+45K sh	—	—	45,000
2022-02-14	ENTAENANTA PHARMACEUTICALS INCA Award	Chief Scientific Officer	AAward	+615 sh	—	—	337,776
2022-02-14	ENTAENANTA PHARMACEUTICALS INCA Award	Chief Scientific Officer	AAward	+2,419 sh	—	—	340,195
2022-02-14	ENTAENANTA PHARMACEUTICALS INCF Tax Payment	Chief Scientific Officer	FTax Payment	−953 sh	$62.49	−$59.6K	339,242
2021-12-01	ENTAENANTA PHARMACEUTICALS INCF Tax Payment	Chief Scientific Officer	FTax Payment	−557 sh	$87.68	−$48.8K	337,161
2021-11-19	ENTAENANTA PHARMACEUTICALS INCA Award	Chief Scientific Officer	AAward	+6,800 sh	—	—	337,718
2021-11-19	ENTAENANTA PHARMACEUTICALS INC · Stock Option (right to buy)A Award	Chief Scientific Officer	AAward	+28.4K sh	—	—	28,400
2021-01-26	ENTAENANTA PHARMACEUTICALS INCM Exercise/Conversion	Chief Scientific Officer	MExercise/Conversion	+5,149 sh	$14.18	+$73K	322,374
2021-01-26	ENTAENANTA PHARMACEUTICALS INCM Exercise/Conversion	Chief Scientific Officer	MExercise/Conversion	+3,672 sh	$11.77	+$43.2K	326,046
2021-01-26	ENTAENANTA PHARMACEUTICALS INCM Exercise/Conversion	Chief Scientific Officer	MExercise/Conversion	+4,872 sh	$11.77	+$57.3K	330,918
2021-01-26	ENTAENANTA PHARMACEUTICALS INC · Stock Option (Right to Buy)M Exercise/Conversion	Chief Scientific Officer	MExercise/Conversion	−5,149 sh	—	—	0
2021-01-26	ENTAENANTA PHARMACEUTICALS INC · Stock Option (Right to Buy)M Exercise/Conversion	Chief Scientific Officer	MExercise/Conversion	−3,672 sh	—	—	0
2021-01-26	ENTAENANTA PHARMACEUTICALS INC · Stock Option (Right to Buy)M Exercise/Conversion	Chief Scientific Officer	MExercise/Conversion	−4,872 sh	—	—	0
2020-12-15	ENTAENANTA PHARMACEUTICALS INCM Exercise/Conversion	Chief Scientific Officer	MExercise/Conversion	+5,250 sh	—	—	318,765
2020-12-15	ENTAENANTA PHARMACEUTICALS INCF Tax Payment	Chief Scientific Officer	FTax Payment	−1,540 sh	$42.52	−$65.5K	317,225
2020-12-15	ENTAENANTA PHARMACEUTICALS INC · Restricted Stock UnitsM Exercise/Conversion	Chief Scientific Officer	MExercise/Conversion	−5,250 sh	—	—	0
2020-11-20	ENTAENANTA PHARMACEUTICALS INCA Award	Chief Scientific Officer	AAward	+7,600 sh	—	—	313,515
2020-11-20	ENTAENANTA PHARMACEUTICALS INC · Stock Option (right to buy)A Award	Chief Scientific Officer	AAward	+30.8K sh	—	—	30,800
2020-02-12	ENTAENANTA PHARMACEUTICALS INCA Award	Chief Scientific Officer	AAward	+487 sh	—	—	304,079
2020-02-12	ENTAENANTA PHARMACEUTICALS INCA Award	Chief Scientific Officer	AAward	+2,925 sh	—	—	307,004
2020-02-12	ENTAENANTA PHARMACEUTICALS INCF Tax Payment	Chief Scientific Officer	FTax Payment	−1,089 sh	$52.76	−$57.5K	305,915
2019-12-16	ENTAENANTA PHARMACEUTICALS INCM Exercise/Conversion	Chief Scientific Officer	MExercise/Conversion	+5,250 sh	—	—	305,923
2019-12-16	ENTAENANTA PHARMACEUTICALS INCF Tax Payment	Chief Scientific Officer	FTax Payment	−2,331 sh	$63.88	−$149K	303,592
2019-12-16	ENTAENANTA PHARMACEUTICALS INC · Restricted Stock UnitsM Exercise/Conversion	Chief Scientific Officer	MExercise/Conversion	−5,250 sh	—	—	5,250
2019-11-18	ENTAENANTA PHARMACEUTICALS INC · Stock Option (right to buy)A Award	Chief Scientific Officer	AAward	+30K sh	—	—	30,000

Recent filings

Accepted (ET)
Feb 134
Or Yat Sun0002064832-26-000008
SEC(opens sec.gov)
Dec 54
Or Yat Sun0002064832-25-000059
SEC(opens sec.gov)
Dec 34
Or Yat Sun0002064832-25-000044
SEC(opens sec.gov)
Nov 264
Or Yat Sun0002064832-25-000026
SEC(opens sec.gov)
Feb 144
Or Yat Sun0001062993-25-002558
SEC(opens sec.gov)
Dec 104
Or Yat Sun0001062993-24-020380
SEC(opens sec.gov)
Dec 34
Or Yat Sun0001062993-24-019982
SEC(opens sec.gov)
Nov 274
Or Yat Sun0001062993-24-019768
SEC(opens sec.gov)
Feb 144
Or Yat Sun0001062993-24-003229
SEC(opens sec.gov)
Dec 64
Or Yat Sun0001062993-23-022049
SEC(opens sec.gov)
Dec 54
Or Yat Sun0001062993-23-021985
SEC(opens sec.gov)
Nov 224
Or Yat Sun0001062993-23-021381
SEC(opens sec.gov)
Mar 174
Or Yat Sun0001062993-23-007221
SEC(opens sec.gov)

Companies

ENANTA PHARMACEUTICALS INCChief Scientific OfficerENTA

Address

C/O ENANTA PHARMACEUTICALS, INC. 4 KINGSBURY AVENUE

WATERTOWN, MA, 02472