Stolper Mark (CIK 0001281961)

Latest company ownership

Shares held
68,012
Last filed at
Sep 18, 2025
Confidence Score
43.9
2025Q4
Confidence Score History
2009Q3 2025Q4
Shares held
500
Last filed at
Oct 21, 2014
Confidence Score
50.0
2025Q4
Confidence Score History
2013Q3 2025Q4

Recent buy/sell transactions

Exec date Filing date Company Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Sep 16, 2025 Sep 18, 2025 RadNet, Inc. CFO Sell 17.5 -35,000 -33.98% $2.6M
Jun 10, 2024 Jun 12, 2024 RadNet, Inc. CFO Sell 17.5 -25,000 -23.72% $1.5M
Aug 15, 2019 Aug 16, 2019 RadNet, Inc. CFO Sell 20.0 -20,703 -18.27% $313.7K
Mar 18, 2019 Mar 20, 2019 RadNet, Inc. CFO Sell 22.5 -15,000 -11.69% $224.9K
Mar 20, 2018 Mar 20, 2018 RadNet, Inc. CFO Sell 22.5 -15,000 -10.32% $197.9K
Aug 30, 2017 Aug 30, 2017 RadNet, Inc. CFO Sell 22.5 -10,000 -6.44% $101.9K
May 24, 2017 May 24, 2017 RadNet, Inc. CFO Sell 22.5 -15,000 -8.81% $110K
Aug 12, 2016 Aug 12, 2016 RadNet, Inc. CFO Sell 22.5 -35,414 -17.21% $221.3K
Dec 3, 2015 Dec 3, 2015 RadNet, Inc. CFO Sell 22.5 -19,187 -10.14% $118.6K
May 20, 2015 May 22, 2015 RadNet, Inc. CFO Sell 20.0 -50,000 -20.90% $343K
Aug 29, 2013 Oct 21, 2014 Star Equity Holdings, Inc. Other Buy 90.0 +500 100.00% $1.3K
May 13, 2014 May 13, 2014 RadNet, Inc. CFO Sell 20.0 -75,000 -21.97% $485.3K
May 22, 2013 May 23, 2013 RadNet, Inc. CFO Sell 22.5 -75,000 -31.39% $182.5K
May 19, 2011 May 20, 2011 RadNet, Inc. CFO Sell 20.0 -63,265 -35.70% $310K
Sep 21, 2009 Sep 22, 2009 RadNet, Inc. CFO Sell 22.5 -22,200 -22.33% $52.4K