Sorry, I couldn't find pricing data for that day. The closing price for SPY on September 10, 2001 was $70.07. It was up 2.2% for the day. The latest price is $735.07.
| DATE | OPEN | HIGH | LOW | CLOSE | VOLUME |
|---|---|---|---|---|---|
September 10 2001 | $68.57 | $70.26 | $68.57 | $70.07 | 23,408,700 |
Daily pricing data for SPY dates back to 1/29/1993, and may be incomplete.