Yancopoulos George (CIK 0001226690)

Latest company ownership

Shares held
557,465
Last filed at
Mar 11, 2020
Confidence Score
23.7
2025Q4
Confidence Score History
2016Q4 2025Q4

Recent buy/sell transactions

Exec date Filing date Company Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Dec 9, 2025 Dec 11, 2025 REGENERON PHARMACEUTICALS, INC. Chair Sell 15.0 -131,874 -10.48% ✗ $92.5M
May 16, 2024 May 17, 2024 REGENERON PHARMACEUTICALS, INC. Chair Sell 30.0 -50,000 -4.17% ✓ $48.6M
May 15, 2024 May 17, 2024 REGENERON PHARMACEUTICALS, INC. Chair Sell 30.0 -50,000 -4.00% ✓ $48.8M
Jan 2, 2024 May 1, 2024 REGENERON PHARMACEUTICALS, INC. Chair Sell 37.5 -16,848 -1.36% ✓ $15.2M
Feb 15, 2024 Feb 20, 2024 REGENERON PHARMACEUTICALS, INC. Chair Sell 15.0 -123,601 -8.89% ✗ $117.9M
Jan 2, 2024 Jan 4, 2024 REGENERON PHARMACEUTICALS, INC. Chair Sell 37.5 -16,848 -1.36% ✓ $15.2M
Dec 11, 2023 Dec 13, 2023 REGENERON PHARMACEUTICALS, INC. Chair Sell 15.0 -12,841 -1.03% ✗ $10.8M
Mar 23, 2023 Mar 27, 2023 REGENERON PHARMACEUTICALS, INC. President Sell 43.8 -3,656 -0.30% ✓ $2.9M
Feb 6, 2023 Feb 8, 2023 REGENERON PHARMACEUTICALS, INC. President Sell 37.5 -13,189 -1.06% ✓ $10.6M
Dec 22, 2021 Dec 23, 2021 REGENERON PHARMACEUTICALS, INC. President Sell 15.0 -310,097 -12.33% ✗ $189.2M
Aug 13, 2021 Aug 17, 2021 REGENERON PHARMACEUTICALS, INC. President Sell 30.0 -50,000 -4.32% ✓ $31.3M
Aug 5, 2021 Aug 6, 2021 REGENERON PHARMACEUTICALS, INC. President Sell 30.0 -50,000 -4.14% ✓ $30M
Jan 12, 2021 Jun 23, 2021 REGENERON PHARMACEUTICALS, INC. President Sell 67.5 +2,108 0.17% ✓ $43.1M
Dec 30, 2020 Dec 31, 2020 REGENERON PHARMACEUTICALS, INC. President Sell 15.0 -274,275 -12.30% ✗ $104.8M
Mar 9, 2020 Mar 11, 2020 REGENERON PHARMACEUTICALS, INC. President Sell 37.5 -246,736 -1.60% ✓ $116.8M
Feb 24, 2020 Feb 25, 2020 REGENERON PHARMACEUTICALS, INC. President Sell 21.3 -118,123 -9.85% ✓ $49.6M
Nov 18, 2019 Dec 13, 2019 REGENERON PHARMACEUTICALS, INC. President Sell 30.0 -129,538 -3.51% ✓ $48M
Dec 13, 2018 Dec 17, 2018 REGENERON PHARMACEUTICALS, INC. President Sell 21.3 -125,055 -8.93% ✓ $47.2M
Dec 18, 2017 Dec 20, 2017 REGENERON PHARMACEUTICALS, INC. President Sell 7.5 -257,850 -20.62% ✓ $99.8M
Dec 13, 2017 Dec 13, 2017 REGENERON PHARMACEUTICALS, INC. President Sell 21.3 -106,174 -7.83% ✓ $40.9M
Dec 15, 2016 Dec 19, 2016 REGENERON PHARMACEUTICALS, INC. President Sell 21.3 -105,652 -8.31% ✓ $40.2M