Insiders who reported open-market trades in the last 12 months at the companies Mark R. Manley files at. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
Seth P. Bernstein - $2.25M in AB purchases and sales in the last 12 months
Mark R. Manley is a corporate insider, tracked as General Counsel & Corp Sec of ALLIANCEBERNSTEIN HOLDING L.P. (AB). InsiderAlpha holds 6 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
When did Mark R. Manley last file a Form 4?
The most recent primary Form 4 on record is dated 3 December 2025, one of 6 filings going back to 2024.
Mark R. Manley is General Counsel & Corp Sec of ALLIANCEBERNSTEIN HOLDING L.P. (AB). 6 SEC Form 4 filings on record going back to 2024, most recently on 3 December 2025.
Recent transactions
8
The latest 8 SEC Form 4 transactions reported by Mark R. Manley.
InsiderAlpha's records for Mark R. Manley go back to 2024: 6 primary Form 4 filings, an average of 2.0 per year. No recorded transaction carries a Rule 10b5-1 plan flag. An absent flag does not establish whether a transaction was pre-arranged or discretionary.
