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INSM — Nasdaq-100 index addition
Insmed Incorporated
Sector
Unknown
Announced
Dec 22, 2025
Effective
Dec 22, 2025
Replaced
GlobalFoundries
1W after inclusion
+0.3%
+0.4% vs index
1M after inclusion
-11.1%
-12.3% vs index
3M after inclusion
-22.6%
-19.1% vs index
6M after inclusion
-45.5%
-64.8% 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: -11.6%
Other stocks added to the Nasdaq-100
- RBLX — Roblox joined on Sep 4, 2026.
- SPCX — SpaceX joined on Jul 1, 2026.
- HONA — Honeywell Aerospace joined on Jun 29, 2026.
- RKLB — Rocket Lab joined on Jun 22, 2026.
- TER — Teradyne joined on Jun 22, 2026.
- NBIS — Nebius Group joined on Jun 22, 2026.
See the full Nasdaq-100 additions log or the index review calendar.