STR — Questar
Unknown Industry · Unknown Sector
Key Facts
| Status | Active |
| Sector | Unknown Sector |
| Industry | Unknown Industry |
| Joined | 1957-03-04 |
| Tenure | 53 yrs |
Industry Peers
—
Sector Peers
—
S&P 500 Timeline
1957-03-04Joined S&P 500
2010-06-30Removed from S&P 500
Data source: Wikipedia · CC BY-SA 4.0 · Updated 2026-07-10