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OSW — S&P 600 index addition
OneSpaWorld Holdings
Sector
Unknown
Announced
Feb 10, 2026
Effective
Feb 10, 2026
Replaced
Dynavax Technologies
1W after inclusion
+4.3%
+3.8% vs index
1M after inclusion
-8.3%
-7.9% vs index
3M after inclusion
+7.3%
+0.3% vs index
6M after inclusion
+17.4%
+3.3% vs index
1Y after inclusion
—
window not elapsed
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: +0.8%
Other stocks added to the S&P SmallCap 600
- ADIG — ADI Global Distribution joined on Aug 4, 2026.
- FIVN — Five9 joined on Aug 3, 2026.
- VVX — V2X, Inc. joined on Jul 27, 2026.
- TPC — Tutor Perini joined on Jul 24, 2026.
- ROAD — Construction Partners joined on Jul 22, 2026.
- KRMN — Karman Holdings joined on Jul 17, 2026.
See the full S&P SmallCap 600 additions log or the index review calendar.