Other insiders active in the same stocks
Insiders who reported open-market trades in the last 12 months at the companies Robert J. Alpern 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.
- Robert B. Ford - $48.22M in ABT purchases and sales in the last 12 months
- Perry C. Siatis - $9.52M in ABBV purchases and sales in the last 12 months
- Nicholas Donoghoe - $8.18M in ABBV purchases and sales in the last 12 months
- Daniel J. Starks - $2.01M in ABT purchases and sales in the last 12 months
- David Ryan Purdue - $1.22M in ABBV purchases and sales in the last 12 months
- Louis H. Morrone - $775K in ABT purchases and sales in the last 12 months
More insiders (A-Z)
Browse nearby insider profiles in alphabetical order.
Frequently asked questions
Who is Robert J. Alpern?
Robert J. Alpern is a corporate insider of ABBOTT LABORATORIES (ABT). InsiderAlpha holds 8 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
When did Robert J. Alpern last file a Form 4?
The most recent primary Form 4 on record is dated 2 April 2026, one of 8 filings going back to 2024.
