Summary
Updated Aug 30, 2026
Alpha Units Holdings, Inc. files SEC Form 4 reports at ALLIANCEBERNSTEIN HOLDING L.P. (AB). 2 SEC Form 4 filings on record, most recently on 19 December 2024.
Recent Transactions
2Every recent SEC Form 4 transaction Alpha Units Holdings, Inc. has reported, most recent first.
- ALLIANCEBERNSTEIN L.P.J - Other acquisition / disposition
1.44M shares @ $0.00-
Trading Pattern
InsiderAlpha's records for Alpha Units Holdings, Inc. go back to 2024: 2 primary Form 4 filings, an average of 0.7 per year. No transaction on record carries a Rule 10b5-1 flag - the filings look discretionary rather than pre-scheduled, which makes their timing more informative as a signal.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies Alpha Units Holdings, Inc. 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 of AB open-market activity in the last 12 months
- Charles G.T. Stonehill - $186K of AB open-market activity in the last 12 months
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
Frequently Asked Questions
What is Alpha Units Holdings, Inc.?
Alpha Units Holdings, Inc. is a corporate entity of ALLIANCEBERNSTEIN HOLDING L.P. (AB). InsiderAlpha holds 2 primary Form 4 filings for it, the earliest from 2024, updated as new SEC EDGAR filings are processed.
When did Alpha Units Holdings, Inc. last file a Form 4?
The most recent primary Form 4 on record is dated 19 December 2024, one of 2 filings going back to 2024.
Where can I see all of Alpha Units Holdings, Inc.'s SEC filings?
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
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