American International (AIG) had the best month in December 1977 by a US stock in December 1977, returning 16.8%.
| ASSET | MONTH | % RETURN |
|---|---|---|
Medtronic (MDT) | December 1977 | 10.84% |
Southwest Airlines (LUV) | December 1977 | 11.11% |
WD-40 (WDFC) | December 1977 | 12.55% |
Tutor Perini (TPC) | December 1977 | 14.28% |
American International (AIG) | December 1977 | 16.78% |
