O'Brien Patrick (CIK 0001627183)

Latest company ownership

Shares held
527,201
Last filed at
Jan 7, 2025
Confidence Score
50.6
2025Q4
Confidence Score History
2019Q1 2025Q4

Recent buy/sell transactions

Exec date Filing date Company Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Jan 4, 2025 Jan 7, 2025 ARROWHEAD PHARMACEUTICALS, INC. COO Sell 97.5 +62,816 13.53% ✓ $736.1K
Jan 3, 2024 Jan 5, 2024 ARROWHEAD PHARMACEUTICALS, INC. COO Sell 100.0 +51,810 12.56% ✓ $1.1M
Jan 5, 2023 Jan 6, 2023 ARROWHEAD PHARMACEUTICALS, INC. COO Sell 35.0 -15,000 -3.50% ✓ $560.9K
Jan 3, 2023 Jan 5, 2023 ARROWHEAD PHARMACEUTICALS, INC. COO Sell 97.5 +47,500 12.47% ✓ $670.8K
Jan 5, 2022 Jan 7, 2022 ARROWHEAD PHARMACEUTICALS, INC. General Counsel Sell 40.0 -33,300 -1.54% ✓ $2M
Feb 8, 2021 Feb 10, 2021 ARROWHEAD PHARMACEUTICALS, INC. General Counsel Sell 16.3 -90,000 -23.48% ✗ $8M
Jan 6, 2021 Jan 7, 2021 ARROWHEAD PHARMACEUTICALS, INC. General Counsel Sell 23.8 -25,000 -7.85% ✓ $1.8M
Jan 6, 2020 Jan 8, 2020 ARROWHEAD PHARMACEUTICALS, INC. General Counsel Sell 30.0 -14,625 -5.36% ✓ $879.3K
May 28, 2019 May 29, 2019 ARROWHEAD PHARMACEUTICALS, INC. General Counsel Sell 20.0 -30,000 -12.88% ✗ $746.4K
Jan 18, 2019 Jan 18, 2019 ARROWHEAD PHARMACEUTICALS, INC. General Counsel Sell 10.0 -72,000 -23.61% ✓ $1M