SMP's most recent stock split occurred on December 2, 1983. It was a 2.5-for-1 split.
Total Stock Splits: 4
| Ex Date | Adjustment Factor | Split From | Split To | Split Type |
|---|---|---|---|---|
| 1971-08-03 | 2 | 1 | 2 | stock split |
| 1977-03-02 | 1.5 | 2 | 3 | stock split |
| 1981-12-02 | 1.5 | 2 | 3 | stock split |
| 1983-12-02 | 2.5 | 1 | 2.5 | stock split |
