Ostrowski Erik (CIK 0001762507)

Latest company ownership

Shares held
503,586
Last filed at
Jul 1, 2025
Confidence Score
49.1
2025Q4
Confidence Score History
2025Q2 2025Q4
Shares held
40,084
Last filed at
Feb 5, 2024
Confidence Score
50.0
2025Q4
Confidence Score History
2024Q1 2025Q4

Recent buy/sell transactions

Exec date Filing date Company Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Jun 30, 2025 Jul 1, 2025 Akebia Therapeutics, Inc. CFO Sell 28.8 -41,314 -7.58% $151.6K
Feb 1, 2024 Feb 5, 2024 Tectonic Therapeutic, Inc. CEO Sell 26.3 -13,099 -30.91% $15.7K