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TTD — S&P 500 index addition
Trade Desk (The)
Sector
Unknown
Announced
Jul 18, 2025
Effective
Jul 18, 2025
Replaced
Ansys
1W after inclusion
+7.4%
+7.2% vs index
1M after inclusion
-35.0%
-36.9% vs index
3M after inclusion
-37.8%
-47.1% vs index
6M after inclusion
-53.7%
-65.4% vs index
1Y after inclusion
-76.8%
-99.5% vs index
Indexed performance around the effective date (effective close = 100)
Prices last updated: 2026-09-16 06:30 UTC (9h ago)
Run-up in the 30 days into inclusion: +16.8%
Other stocks added to the S&P 500
- RDDT — Reddit joined on Aug 18, 2026.
- FERG — Ferguson Enterprises joined on Aug 5, 2026.
- HONA — Honeywell Aerospace joined on Jun 29, 2026.
- FLEX — Flex Ltd. joined on Jun 22, 2026.
- MRVL — Marvell Technology joined on Jun 22, 2026.
- FDXF — FedEx Freight joined on Jun 1, 2026.
See the full S&P 500 additions log or the index review calendar.