Stone William C (CIK 0001032282)

Latest company ownership

Shares held
420,000
Last filed at
Oct 15, 2025
Confidence Score
49.9
2025Q4
Confidence Score History
2010Q1 2025Q4

Recent buy/sell transactions

Exec date Filing date Company Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Dec 10, 2024 Dec 11, 2024 SS&C Technologies Holdings Inc CEO Sell 32.5 -132,700 -0.42% ✗ $10.2M
Dec 5, 2024 Dec 9, 2024 SS&C Technologies Holdings Inc CEO Sell 25.0 -247,300 -0.77% ✗ $18.9M
Mar 4, 2024 Mar 5, 2024 SS&C Technologies Holdings Inc CEO Sell 45.0 -8,411 -0.03% ✗ $539.6K
Sep 21, 2021 Sep 22, 2021 SS&C Technologies Holdings Inc CEO Sell 25.0 -280,000 -0.88% ✗ $19.3M
Dec 13, 2019 Dec 17, 2019 SS&C Technologies Holdings Inc CEO Sell 25.0 -255,000 -0.80% ✗ $15M
May 10, 2016 May 12, 2016 SS&C Technologies Holdings Inc CEO Sell 42.5 -20,000 -0.13% ✗ $1.2M
Jan 5, 2016 Jan 6, 2016 SS&C Technologies Holdings Inc CEO Sell 40.0 -164,500 -0.54% ✓ $11M
Dec 7, 2015 Dec 9, 2015 SS&C Technologies Holdings Inc CEO Sell 40.0 -250,000 -0.82% ✓ $17.4M
Mar 19, 2013 Mar 20, 2013 SS&C Technologies Holdings Inc CEO Sell 15.0 -1,250,000 -9.09% ✗ $32.3M
Feb 9, 2011 Feb 11, 2011 SS&C Technologies Holdings Inc CEO Sell 16.3 -519,900 -3.53% ✗ $8.8M
Feb 17, 2010 Apr 6, 2010 SS&C Technologies Holdings Inc CEO Sell 15.0 -1,933,824 -11.60% ✗ $27M