| Date | Time | Location | From | To | Basis | Remarks |
| Comments | ||||||
| |
||||||
| Aug 1949 |
Mount Steamship Co. |
American-Hawaiian Steamship Co.of Delaware | Sale / Title | New Owner | ||
| Vessel retained his name and remained under U.S.Flag and Registry. | ||||||
| |
||||||
| Oct 1950 |
American-Hawaiian Steamship Co.of Delaware |
Shepard Steamship Corp. | Sale / Title | New Owner | ||
| Vessel renamed to HARPOON and remained under U.S.Flag and Registry. | ||||||