Swirsky Douglas J (CIK 0001375884)

Latest company ownership

Shares held
161,811
Last filed at
Aug 13, 2025
Confidence Score
58.4
2025Q4
Confidence Score History
2025Q1 2025Q4
Shares held
90,000
Last filed at
Jun 18, 2024
Confidence Score
50.0
2025Q4
Confidence Score History
2021Q3 2025Q4
Shares held
50,000
Last filed at
Jan 30, 2019
Confidence Score
50.0
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)
Aug 13, 2025 Aug 13, 2025 MAXCYTE, INC. CFO Buy 95.0 +50,000 44.72% $64.5K
Mar 18, 2025 Mar 20, 2025 MAXCYTE, INC. CFO Sell 46.3 -6,939 -5.84% $22.1K
Sep 14, 2021 Sep 14, 2021 Cellectar Biosciences, Inc. Director Buy 91.3 +25,000 100.00% $26K
Jan 29, 2019 Jan 30, 2019 Opus Genetics, Inc. CEO Buy 91.3 +50,000 100.00% $31.7K