Insiders / Kupfer Jeffrey F
Kupfer Jeffrey F
CIK 1601937personinsider
Companies
4
First seen
Mar 3, 2015
Last activity
Jun 30, 2026
Holdings
4 companies · 3 positionsView all →
| Company / security | Shares held | Latest |
|---|---|---|
| Atlas Energy Group, LLC · ATLS | 3,213 | — |
| Common stock | 3,213 | Feb 27, 2015 |
| Restricted units | 11,485 | Mar 2, 2015 |
| Atlas Resource Partners, L.P. · ARP | 1,183 | — |
| Common stock | 1,183 | Feb 27, 2015 |
| Atlas Energy, L.P. · ATLS | 0 | — |
| Osprey Acquisition Corp. III · OSPRU | — | — |
Ownership percentages elsewhere on the site count common and ordinary shares only, because that is what shares outstanding are measured in. Everything above is a real holding; not all of it is a share of the company.
Activity
InsidersInstitutions
This person's trades in company stock, across every company.