Hayden Michael R (CIK 0001352908)

Latest company ownership

Shares held
1,391,642
Last filed at
Dec 10, 2021
Confidence Score
50.0
2025Q4
Confidence Score History
2020Q4 2025Q4
Role: Director
Shares held
56,400
Last filed at
Oct 30, 2025
Confidence Score
50.0
2025Q4
Confidence Score History
2019Q4 2025Q4
Shares held
25,109
Last filed at
Feb 14, 2023
Confidence Score
52.4
2025Q4
Confidence Score History
2024Q4 2025Q4
Shares held
1,504
Last filed at
Nov 12, 2014
Confidence Score
50.0
2025Q4
Confidence Score History
2017Q3 2025Q4

Recent buy/sell transactions

Exec date Filing date Company Role Signal Confidence Shares % of shares Under plan? Amount (USD)
May 1, 2025 May 2, 2025 IONIS PHARMACEUTICALS INC Director Buy 97.5 +15,000 40.30% $477.9K
Dec 23, 2024 Dec 26, 2024 IONIS PHARMACEUTICALS INC Director Buy 95.0 +5,000 15.52% $181.1K
Sep 22, 2023 Sep 26, 2023 AbCellera Biologics Inc. Director Buy 82.5 +20,000 1.41% $98.2K
Aug 8, 2023 Aug 9, 2023 AbCellera Biologics Inc. Director Buy 82.5 +30,000 2.16% $177K
Mar 30, 2022 Mar 30, 2023 89bio, Inc. Director Buy 100.0 +87,788 26.08% $1.1M
Jun 22, 2021 Jun 22, 2021 AbCellera Biologics Inc. Director Sell 17.5 -100,000 -8.19% $2.6M
Nov 6, 2020 Dec 17, 2020 AbCellera Biologics Inc. Director Buy 100.0 +73,665 165.24% $1.5M
Nov 11, 2019 Nov 13, 2019 89bio, Inc. Director Buy 97.5 +18,750 100.00% $300K
Aug 14, 2017 Aug 14, 2017 Xenon Pharmaceuticals Inc. Director Buy 86.3 +15,000 5.94% $41.2K