Or Yat Sun (CIK 0001571212)

Latest company ownership

ENTA - ENANTA PHARMACEUTICALS INC
Role: Chief Scientific Officer
Shares held
373,782
Last filed at
Dec 5, 2025
Confidence Score
50.3
2025Q4
Confidence Score History
2014Q1 2025Q4

Recent buy/sell transactions

Exec date Filing date Company Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Dec 5, 2025 Dec 5, 2025 ENANTA PHARMACEUTICALS INC Chief Scientific Officer Sell 48.8 -2,390 -0.64% ✗ $34K
Dec 1, 2025 Dec 3, 2025 ENANTA PHARMACEUTICALS INC Chief Scientific Officer Sell 51.3 -753 -0.20% ✗ $10.6K
Feb 12, 2025 Feb 14, 2025 ENANTA PHARMACEUTICALS INC Chief Scientific Officer Sell 78.8 +5,426 1.47% ✗ $24.2K
Dec 6, 2024 Dec 10, 2024 ENANTA PHARMACEUTICALS INC Chief Scientific Officer Sell 48.8 -2,591 -0.70% ✗ $20.9K
Dec 1, 2024 Dec 3, 2024 ENANTA PHARMACEUTICALS INC Chief Scientific Officer Sell 51.3 -1,595 -0.43% ✗ $13.7K
Feb 12, 2024 Feb 14, 2024 ENANTA PHARMACEUTICALS INC Chief Scientific Officer Sell 68.8 +2,600 0.70% ✗ $13.4K
Dec 5, 2023 Dec 6, 2023 ENANTA PHARMACEUTICALS INC Sr. VP, R&D & CSO Sell 48.8 -2,412 -0.65% ✗ $23.2K
Dec 1, 2023 Dec 5, 2023 ENANTA PHARMACEUTICALS INC Sr. VP, R&D & CSO Sell 51.3 -1,595 -0.43% ✗ $15.1K
Mar 15, 2023 Mar 17, 2023 ENANTA PHARMACEUTICALS INC Sr. VP & CSO Sell 35.0 -13,925 -3.58% ✓ $619K
Feb 13, 2023 Feb 15, 2023 ENANTA PHARMACEUTICALS INC Sr. VP & CSO Sell 90.0 +15,515 4.32% ✗ $409.1K
Dec 1, 2022 Dec 5, 2022 ENANTA PHARMACEUTICALS INC Sr. VP & CSO Sell 51.3 -1,055 -0.29% ✗ $46.8K
Feb 14, 2022 Feb 15, 2022 ENANTA PHARMACEUTICALS INC Sr. VP & CSO Sell 72.5 +2,081 0.62% ✗ $59.6K
Dec 1, 2021 Dec 3, 2021 ENANTA PHARMACEUTICALS INC Sr. VP & CSO Sell 51.3 -557 -0.16% ✗ $48.8K
Dec 15, 2020 Dec 16, 2020 ENANTA PHARMACEUTICALS INC Sr. VP & CSO Sell 47.5 -1,540 -0.48% ✗ $65.5K
Feb 12, 2020 Feb 18, 2020 ENANTA PHARMACEUTICALS INC Sr. VP & CSO Sell 72.5 +2,323 0.77% ✗ $57.5K
Dec 16, 2019 Jan 6, 2020 ENANTA PHARMACEUTICALS INC Sr. VP & CSO Sell 45.0 -2,331 -0.76% ✗ $148.9K
Mar 1, 2019 Mar 4, 2019 ENANTA PHARMACEUTICALS INC Sr. VP & CSO Sell 32.5 -10,000 -3.22% ✓ $1M
Feb 11, 2019 Feb 13, 2019 ENANTA PHARMACEUTICALS INC Sr. VP & CSO Sell 23.8 -25,224 -7.51% ✓ $3.7M
Feb 12, 2018 Feb 13, 2018 ENANTA PHARMACEUTICALS INC Sr. VP & CSO Sell 82.5 +6,203 2.04% ✗ $204.9K
Feb 13, 2017 Feb 15, 2017 ENANTA PHARMACEUTICALS INC Chief Scientific Officer Sell 68.8 +1,841 0.61% ✗ $32.2K
Jan 4, 2017 Jan 5, 2017 ENANTA PHARMACEUTICALS INC Chief Scientific Officer Sell 35.0 -13,921 -4.41% ✓ $488.5K
Nov 29, 2016 Nov 30, 2016 ENANTA PHARMACEUTICALS INC Chief Scientific Officer Sell 20.0 -13,921 -4.22% ✗ $437.6K
Aug 10, 2015 Aug 11, 2015 ENANTA PHARMACEUTICALS INC Chief Scientific Officer Sell 45.0 -3,750 -1.77% ✓ $160.9K
Jul 13, 2015 Jul 14, 2015 ENANTA PHARMACEUTICALS INC Chief Scientific Officer Sell 45.0 -3,750 -1.74% ✓ $173.6K
Jun 11, 2015 Jun 15, 2015 ENANTA PHARMACEUTICALS INC Chief Scientific Officer Sell 45.0 -3,750 -1.71% ✓ $159.3K
Jun 5, 2015 Jun 8, 2015 ENANTA PHARMACEUTICALS INC Chief Scientific Officer Sell 35.0 -10,750 -4.67% ✓ $451.7K
May 11, 2015 May 12, 2015 ENANTA PHARMACEUTICALS INC Chief Scientific Officer Sell 35.0 -8,000 -3.36% ✓ $289K
Aug 13, 2014 Aug 15, 2014 ENANTA PHARMACEUTICALS INC Chief Scientific Officer Sell 41.3 -5,000 -2.70% ✓ $197.4K
Jul 1, 2014 Jul 3, 2014 ENANTA PHARMACEUTICALS INC Chief Scientific Officer Sell 41.3 -5,000 -2.79% ✓ $211.2K
Jun 2, 2014 Jun 4, 2014 ENANTA PHARMACEUTICALS INC Chief Scientific Officer Sell 41.3 -5,000 -2.72% ✓ $187.8K
May 1, 2014 May 2, 2014 ENANTA PHARMACEUTICALS INC Chief Scientific Officer Sell 41.3 -5,000 -2.64% ✓ $184.9K
Apr 1, 2014 Apr 2, 2014 ENANTA PHARMACEUTICALS INC Chief Scientific Officer Sell 30.0 -10,000 -5.02% ✓ $391.6K
Mar 24, 2014 Mar 25, 2014 ENANTA PHARMACEUTICALS INC Chief Scientific Officer Sell 35.0 -10,000 -4.78% ✓ $393.4K