Jack L. Acosta

This profile gathers the share dealings of Jack L. Acosta across 3 companies, led by Five9, Inc., Rimini Street, Inc. and Sumtotal Systems Inc. In total, 53 filings cover trades dated from 5 November 2007 to 2 June 2026.

Both buying and selling appear: 6 purchases worth €1.0M, against 22 sales worth €16.5M. Netting one side against the other leaves €15.5M of net selling. Buying on the open market means paying the going price with one's own funds, a different act from receiving shares as pay. Outside the open market, there are 11 share grants and 11 option exercises.

The median purchase comes to €38k.

Most recently, on 4 June 2026, the filings show an option exercise in Rimini Street, Inc. The last insider purchase was made public on 16 March 2015, 4,240 days ago. Typically, a trade is published a median of 2 days after it takes place. Section 16 rules allow two business days to file each Form 4. Selling is not necessarily a view on the stock: liquidity needs and diversification are common motives. This summary is built from SEC (Form 4) disclosures alone and does not predict where the share price will go.