O'Brien Thomas M (CIK 0001241556)

Latest company ownership

Shares held
27,957
Last filed at
Dec 3, 2025
Confidence Score
50.0
2025Q4
Confidence Score History
2009Q1 2025Q4
Role: Exec. VP of the RMR Group LLC
Shares held
7,857
Last filed at
Sep 21, 2017
Confidence Score
50.0
2025Q4
Confidence Score History
2016Q3 2025Q4

Recent buy/sell transactions

Exec date Filing date Company Role Signal Confidence Shares % of shares Under plan? Amount (USD)
May 18, 2023 May 19, 2023 VirnetX Holding Corp Director Buy 91.3 +50,000 26.55% $21K
Sep 19, 2017 Sep 21, 2017 RMR GROUP INC. Exec. VP of the RMR Group LLC Sell 26.3 -489 -5.86% $25.2K
Sep 26, 2016 Sep 27, 2016 RMR GROUP INC. Exec. VP of The RMR Group LLC Sell 27.5 -233 -5.09% $9.4K
Aug 25, 2011 Aug 29, 2011 VirnetX Holding Corp Director Sell 20.0 -40,000 -34.29% $888.6K
Jan 30, 2009 Feb 3, 2009 VirnetX Holding Corp Director Buy 95.0 +46,665 100.00% $70K