S&P SmallCap 600 index news
Every official S&P SmallCap 600 change we track, newest first: the provider's announcement, the day it takes effect, and the press coverage around it. Each entry links to the newsroom where the original release is published.
Official sources
- Aug 4, 2026AnnouncementS&P SmallCap 600
S&P SmallCap 600: ADI Global Distribution (ADIG) to join
S&P Dow Jones Indices announced on Aug 4, 2026 that ADI Global Distribution will join the S&P SmallCap 600, replacing Hertz Global Holdings. Effective after the close on Aug 4, 2026.
- Aug 4, 2026EffectiveS&P SmallCap 600
S&P SmallCap 600: ADIG inclusion effective
ADI Global Distribution entered the S&P SmallCap 600 after the close on Aug 4, 2026, forcing every tracking fund to hold it.
- Aug 3, 2026AnnouncementS&P SmallCap 600
S&P SmallCap 600: Five9 (FIVN) to join
S&P Dow Jones Indices announced on Aug 3, 2026 that Five9 will join the S&P SmallCap 600, replacing Two Harbors Investment. Effective after the close on Aug 3, 2026.
- Aug 3, 2026EffectiveS&P SmallCap 600
S&P SmallCap 600: FIVN inclusion effective
Five9 entered the S&P SmallCap 600 after the close on Aug 3, 2026, forcing every tracking fund to hold it.
- Jul 27, 2026AnnouncementS&P SmallCap 600
S&P SmallCap 600: V2X, Inc. (VVX) to join
S&P Dow Jones Indices announced on Jul 27, 2026 that V2X, Inc. will join the S&P SmallCap 600, replacing Avanos Medical. Effective after the close on Jul 27, 2026.
- Jul 27, 2026EffectiveS&P SmallCap 600
S&P SmallCap 600: VVX inclusion effective
V2X, Inc. entered the S&P SmallCap 600 after the close on Jul 27, 2026, forcing every tracking fund to hold it.
- Jul 24, 2026AnnouncementS&P SmallCap 600
S&P SmallCap 600: Tutor Perini (TPC) to join
S&P Dow Jones Indices announced on Jul 24, 2026 that Tutor Perini will join the S&P SmallCap 600, replacing Krystal Biotech. Effective after the close on Jul 24, 2026.
- Jul 24, 2026EffectiveS&P SmallCap 600
S&P SmallCap 600: TPC inclusion effective
Tutor Perini entered the S&P SmallCap 600 after the close on Jul 24, 2026, forcing every tracking fund to hold it.
- Jul 22, 2026AnnouncementS&P SmallCap 600
S&P SmallCap 600: Construction Partners (ROAD) to join
S&P Dow Jones Indices announced on Jul 22, 2026 that Construction Partners will join the S&P SmallCap 600, replacing Molina Healthcare. Effective after the close on Jul 22, 2026.
- Jul 22, 2026EffectiveS&P SmallCap 600
S&P SmallCap 600: ROAD inclusion effective
Construction Partners entered the S&P SmallCap 600 after the close on Jul 22, 2026, forcing every tracking fund to hold it.
- Jul 17, 2026AnnouncementS&P SmallCap 600
S&P SmallCap 600: Karman Holdings (KRMN) to join
S&P Dow Jones Indices announced on Jul 17, 2026 that Karman Holdings will join the S&P SmallCap 600, replacing BrightSpring Health Services. Effective after the close on Jul 17, 2026.
- Jul 17, 2026EffectiveS&P SmallCap 600
S&P SmallCap 600: KRMN inclusion effective
Karman Holdings entered the S&P SmallCap 600 after the close on Jul 17, 2026, forcing every tracking fund to hold it.
- Jul 15, 2026AnnouncementS&P SmallCap 600
S&P SmallCap 600: Solaris Energy Infrastructure (SEI) to join
S&P Dow Jones Indices announced on Jul 15, 2026 that Solaris Energy Infrastructure will join the S&P SmallCap 600, replacing Catalyst Pharmaceuticals. Effective after the close on Jul 15, 2026.
- Jul 15, 2026EffectiveS&P SmallCap 600
S&P SmallCap 600: SEI inclusion effective
Solaris Energy Infrastructure entered the S&P SmallCap 600 after the close on Jul 15, 2026, forcing every tracking fund to hold it.
- Jul 8, 2026AnnouncementS&P SmallCap 600
S&P SmallCap 600: Centrus Energy (LEU) to join
S&P Dow Jones Indices announced on Jul 8, 2026 that Centrus Energy will join the S&P SmallCap 600, replacing Whitestone REIT. Effective after the close on Jul 8, 2026.
- Jul 8, 2026EffectiveS&P SmallCap 600
S&P SmallCap 600: LEU inclusion effective
Centrus Energy entered the S&P SmallCap 600 after the close on Jul 8, 2026, forcing every tracking fund to hold it.
- Jul 8, 2026AnnouncementS&P SmallCap 600
S&P SmallCap 600: Midera Food Processing (MFP) to join
S&P Dow Jones Indices announced on Jul 8, 2026 that Midera Food Processing will join the S&P SmallCap 600, replacing Redwood Trust. Effective after the close on Jul 8, 2026.
- Jul 8, 2026EffectiveS&P SmallCap 600
S&P SmallCap 600: MFP inclusion effective
Midera Food Processing entered the S&P SmallCap 600 after the close on Jul 8, 2026, forcing every tracking fund to hold it.
- Jul 6, 2026AnnouncementS&P SmallCap 600
S&P SmallCap 600: Goodyear Tire and Rubber Company (GT) to join
S&P Dow Jones Indices announced on Jul 6, 2026 that Goodyear Tire and Rubber Company will join the S&P SmallCap 600, replacing Stellar Bancorp. Effective after the close on Jul 6, 2026.
- Jul 6, 2026EffectiveS&P SmallCap 600
S&P SmallCap 600: GT inclusion effective
Goodyear Tire and Rubber Company entered the S&P SmallCap 600 after the close on Jul 6, 2026, forcing every tracking fund to hold it.
- Jul 1, 2026AnnouncementS&P SmallCap 600
S&P SmallCap 600: National Health Investors (NHI) to join
S&P Dow Jones Indices announced on Jul 1, 2026 that National Health Investors will join the S&P SmallCap 600, replacing Apollo Commercial Real Estate Finance. Effective after the close on Jul 1, 2026.
- Jul 1, 2026EffectiveS&P SmallCap 600
S&P SmallCap 600: NHI inclusion effective
National Health Investors entered the S&P SmallCap 600 after the close on Jul 1, 2026, forcing every tracking fund to hold it.
- Jul 1, 2026AnnouncementS&P SmallCap 600
S&P SmallCap 600: Conagra Brands (CAG) to join
S&P Dow Jones Indices announced on Jul 1, 2026 that Conagra Brands will join the S&P SmallCap 600, replacing Grid Dynamics Holdings. Effective after the close on Jul 1, 2026.
- Jul 1, 2026EffectiveS&P SmallCap 600
S&P SmallCap 600: CAG inclusion effective
Conagra Brands entered the S&P SmallCap 600 after the close on Jul 1, 2026, forcing every tracking fund to hold it.
- Jul 1, 2026AnnouncementS&P SmallCap 600
S&P SmallCap 600: Mobility Global (MBGL) to join
S&P Dow Jones Indices announced on Jul 1, 2026 that Mobility Global will join the S&P SmallCap 600, replacing Core Laboratories. Effective after the close on Jul 1, 2026.
- Jul 1, 2026EffectiveS&P SmallCap 600
S&P SmallCap 600: MBGL inclusion effective
Mobility Global entered the S&P SmallCap 600 after the close on Jul 1, 2026, forcing every tracking fund to hold it.
- Jul 1, 2026AnnouncementS&P SmallCap 600
S&P SmallCap 600: Gulfport Energy (GPOR) to join
S&P Dow Jones Indices announced on Jul 1, 2026 that Gulfport Energy will join the S&P SmallCap 600, replacing Select Medical. Effective after the close on Jul 1, 2026.
- Jul 1, 2026EffectiveS&P SmallCap 600
S&P SmallCap 600: GPOR inclusion effective
Gulfport Energy entered the S&P SmallCap 600 after the close on Jul 1, 2026, forcing every tracking fund to hold it.
- Jun 29, 2026AnnouncementS&P SmallCap 600
S&P SmallCap 600: NETSTREIT (NTST) to join
S&P Dow Jones Indices announced on Jun 29, 2026 that NETSTREIT will join the S&P SmallCap 600, replacing ProAssurance. Effective after the close on Jun 29, 2026.
- Jun 29, 2026EffectiveS&P SmallCap 600
S&P SmallCap 600: NTST inclusion effective
NETSTREIT entered the S&P SmallCap 600 after the close on Jun 29, 2026, forcing every tracking fund to hold it.
- Jun 22, 2026AnnouncementS&P SmallCap 600
S&P SmallCap 600: Nicolet Bankshares (NIC) to join
S&P Dow Jones Indices announced on Jun 22, 2026 that Nicolet Bankshares will join the S&P SmallCap 600, replacing Cytek Biosciences. Effective after the close on Jun 22, 2026.
- Jun 22, 2026EffectiveS&P SmallCap 600
S&P SmallCap 600: NIC inclusion effective
Nicolet Bankshares entered the S&P SmallCap 600 after the close on Jun 22, 2026, forcing every tracking fund to hold it.
- Jun 22, 2026AnnouncementS&P SmallCap 600
S&P SmallCap 600: United States Lime & Minerals (USLM) to join
S&P Dow Jones Indices announced on Jun 22, 2026 that United States Lime & Minerals will join the S&P SmallCap 600, replacing Cable One. Effective after the close on Jun 22, 2026.
- Jun 22, 2026EffectiveS&P SmallCap 600
S&P SmallCap 600: USLM inclusion effective
United States Lime & Minerals entered the S&P SmallCap 600 after the close on Jun 22, 2026, forcing every tracking fund to hold it.
- Jun 22, 2026AnnouncementS&P SmallCap 600
S&P SmallCap 600: Campbell's (CPB) to join
S&P Dow Jones Indices announced on Jun 22, 2026 that Campbell's will join the S&P SmallCap 600, replacing Universal Health Realty Income Trust. Effective after the close on Jun 22, 2026.
- Jun 22, 2026EffectiveS&P SmallCap 600
S&P SmallCap 600: CPB inclusion effective
Campbell's entered the S&P SmallCap 600 after the close on Jun 22, 2026, forcing every tracking fund to hold it.
- Jun 22, 2026AnnouncementS&P SmallCap 600
S&P SmallCap 600: Pool Corporation (POOL) to join
S&P Dow Jones Indices announced on Jun 22, 2026 that Pool Corporation will join the S&P SmallCap 600, replacing Embecta. Effective after the close on Jun 22, 2026.
- Jun 22, 2026EffectiveS&P SmallCap 600
S&P SmallCap 600: POOL inclusion effective
Pool Corporation entered the S&P SmallCap 600 after the close on Jun 22, 2026, forcing every tracking fund to hold it.
- Jun 22, 2026AnnouncementS&P SmallCap 600
S&P SmallCap 600: Coty (COTY) to join
S&P Dow Jones Indices announced on Jun 22, 2026 that Coty will join the S&P SmallCap 600, replacing Semtech. Effective after the close on Jun 22, 2026.
- Jun 22, 2026EffectiveS&P SmallCap 600
S&P SmallCap 600: COTY inclusion effective
Coty entered the S&P SmallCap 600 after the close on Jun 22, 2026, forcing every tracking fund to hold it.
- Jun 22, 2026AnnouncementS&P SmallCap 600
S&P SmallCap 600: Warby Parker (WRBY) to join
S&P Dow Jones Indices announced on Jun 22, 2026 that Warby Parker will join the S&P SmallCap 600, replacing Ethan Allen Interiors. Effective after the close on Jun 22, 2026.
- Jun 22, 2026EffectiveS&P SmallCap 600
S&P SmallCap 600: WRBY inclusion effective
Warby Parker entered the S&P SmallCap 600 after the close on Jun 22, 2026, forcing every tracking fund to hold it.
- Jun 22, 2026AnnouncementS&P SmallCap 600
S&P SmallCap 600: Lazard (LAZ) to join
S&P Dow Jones Indices announced on Jun 22, 2026 that Lazard will join the S&P SmallCap 600, replacing Gogo Inflight Internet. Effective after the close on Jun 22, 2026.
- Jun 22, 2026EffectiveS&P SmallCap 600
S&P SmallCap 600: LAZ inclusion effective
Lazard entered the S&P SmallCap 600 after the close on Jun 22, 2026, forcing every tracking fund to hold it.
- Jun 22, 2026AnnouncementS&P SmallCap 600
S&P SmallCap 600: InvenTrust Properties (IVT) to join
S&P Dow Jones Indices announced on Jun 22, 2026 that InvenTrust Properties will join the S&P SmallCap 600, replacing Forward Air. Effective after the close on Jun 22, 2026.
- Jun 22, 2026EffectiveS&P SmallCap 600
S&P SmallCap 600: IVT inclusion effective
InvenTrust Properties entered the S&P SmallCap 600 after the close on Jun 22, 2026, forcing every tracking fund to hold it.
- Jun 22, 2026AnnouncementS&P SmallCap 600
S&P SmallCap 600: WesBanco (WSBC) to join
S&P Dow Jones Indices announced on Jun 22, 2026 that WesBanco will join the S&P SmallCap 600, replacing Insteel Industries. Effective after the close on Jun 22, 2026.
- Jun 22, 2026EffectiveS&P SmallCap 600
S&P SmallCap 600: WSBC inclusion effective
WesBanco entered the S&P SmallCap 600 after the close on Jun 22, 2026, forcing every tracking fund to hold it.
- Jun 22, 2026AnnouncementS&P SmallCap 600
S&P SmallCap 600: Credit Acceptance (CACC) to join
S&P Dow Jones Indices announced on Jun 22, 2026 that Credit Acceptance will join the S&P SmallCap 600, replacing Oxford Industries. Effective after the close on Jun 22, 2026.
- Jun 22, 2026EffectiveS&P SmallCap 600
S&P SmallCap 600: CACC inclusion effective
Credit Acceptance entered the S&P SmallCap 600 after the close on Jun 22, 2026, forcing every tracking fund to hold it.
- Jun 22, 2026AnnouncementS&P SmallCap 600
S&P SmallCap 600: Blackbaud (BLKB) to join
S&P Dow Jones Indices announced on Jun 22, 2026 that Blackbaud will join the S&P SmallCap 600, replacing Viavi Solutions. Effective after the close on Jun 22, 2026.
- Jun 22, 2026EffectiveS&P SmallCap 600
S&P SmallCap 600: BLKB inclusion effective
Blackbaud entered the S&P SmallCap 600 after the close on Jun 22, 2026, forcing every tracking fund to hold it.
- Jun 22, 2026AnnouncementS&P SmallCap 600
S&P SmallCap 600: Rush Street Interactive (RSI) to join
S&P Dow Jones Indices announced on Jun 22, 2026 that Rush Street Interactive will join the S&P SmallCap 600, replacing Vital Farms. Effective after the close on Jun 22, 2026.
- Jun 22, 2026EffectiveS&P SmallCap 600
S&P SmallCap 600: RSI inclusion effective
Rush Street Interactive entered the S&P SmallCap 600 after the close on Jun 22, 2026, forcing every tracking fund to hold it.
- Jun 22, 2026AnnouncementS&P SmallCap 600
S&P SmallCap 600: Eastern Bankshares (EBC) to join
S&P Dow Jones Indices announced on Jun 22, 2026 that Eastern Bankshares will join the S&P SmallCap 600, replacing PRA Group. Effective after the close on Jun 22, 2026.
- Jun 22, 2026EffectiveS&P SmallCap 600
S&P SmallCap 600: EBC inclusion effective
Eastern Bankshares entered the S&P SmallCap 600 after the close on Jun 22, 2026, forcing every tracking fund to hold it.
- Jun 22, 2026AnnouncementS&P SmallCap 600
S&P SmallCap 600: Concentrix (CNXC) to join
S&P Dow Jones Indices announced on Jun 22, 2026 that Concentrix will join the S&P SmallCap 600, replacing Sanmina Corporation. Effective after the close on Jun 22, 2026.
- Jun 22, 2026EffectiveS&P SmallCap 600
S&P SmallCap 600: CNXC inclusion effective
Concentrix entered the S&P SmallCap 600 after the close on Jun 22, 2026, forcing every tracking fund to hold it.
- Jun 22, 2026AnnouncementS&P SmallCap 600
S&P SmallCap 600: Liquidia (LQDA) to join
S&P Dow Jones Indices announced on Jun 22, 2026 that Liquidia will join the S&P SmallCap 600, replacing Monro Muffler Brake. Effective after the close on Jun 22, 2026.
- Jun 22, 2026EffectiveS&P SmallCap 600
S&P SmallCap 600: LQDA inclusion effective
Liquidia entered the S&P SmallCap 600 after the close on Jun 22, 2026, forcing every tracking fund to hold it.
- Jun 16, 2026AnnouncementS&P SmallCap 600
S&P SmallCap 600: First Advantage (FA) to join
S&P Dow Jones Indices announced on Jun 16, 2026 that First Advantage will join the S&P SmallCap 600, replacing Kennedy Wilson. Effective after the close on Jun 16, 2026.
- Jun 16, 2026EffectiveS&P SmallCap 600
S&P SmallCap 600: FA inclusion effective
First Advantage entered the S&P SmallCap 600 after the close on Jun 16, 2026, forcing every tracking fund to hold it.
- Jun 9, 2026AnnouncementS&P SmallCap 600
S&P SmallCap 600: Del Monte Corporation (DMC) to join
S&P Dow Jones Indices announced on Jun 9, 2026 that Del Monte Corporation will join the S&P SmallCap 600, replacing Fresh Del Monte Produce Inc.. Effective after the close on Jun 9, 2026.
- Jun 9, 2026EffectiveS&P SmallCap 600
S&P SmallCap 600: DMC inclusion effective
Del Monte Corporation entered the S&P SmallCap 600 after the close on Jun 9, 2026, forcing every tracking fund to hold it.
- Jun 2, 2026AnnouncementS&P SmallCap 600
S&P SmallCap 600: EPAM Systems (EPAM) to join
S&P Dow Jones Indices announced on Jun 2, 2026 that EPAM Systems will join the S&P SmallCap 600, replacing Shutterstock. Effective after the close on Jun 2, 2026.
- Jun 2, 2026EffectiveS&P SmallCap 600
S&P SmallCap 600: EPAM inclusion effective
EPAM Systems entered the S&P SmallCap 600 after the close on Jun 2, 2026, forcing every tracking fund to hold it.
- Jun 1, 2026AnnouncementS&P SmallCap 600
S&P SmallCap 600: Dave (DAVE) to join
S&P Dow Jones Indices announced on Jun 1, 2026 that Dave will join the S&P SmallCap 600, replacing American Woodmark. Effective after the close on Jun 1, 2026.
- Jun 1, 2026EffectiveS&P SmallCap 600
S&P SmallCap 600: DAVE inclusion effective
Dave entered the S&P SmallCap 600 after the close on Jun 1, 2026, forcing every tracking fund to hold it.
- May 27, 2026AnnouncementS&P SmallCap 600
S&P SmallCap 600: Universal Technical Institute (UTI) to join
S&P Dow Jones Indices announced on May 27, 2026 that Universal Technical Institute will join the S&P SmallCap 600, replacing Veris Residential. Effective after the close on May 27, 2026.
- May 27, 2026EffectiveS&P SmallCap 600
S&P SmallCap 600: UTI inclusion effective
Universal Technical Institute entered the S&P SmallCap 600 after the close on May 27, 2026, forcing every tracking fund to hold it.
- May 19, 2026AnnouncementS&P SmallCap 600
S&P SmallCap 600: F&G (FG) to join
S&P Dow Jones Indices announced on May 19, 2026 that F&G will join the S&P SmallCap 600, replacing Mister Car Wash. Effective after the close on May 19, 2026.
- May 19, 2026EffectiveS&P SmallCap 600
S&P SmallCap 600: FG inclusion effective
F&G entered the S&P SmallCap 600 after the close on May 19, 2026, forcing every tracking fund to hold it.
- May 18, 2026AnnouncementS&P SmallCap 600
S&P SmallCap 600: Flowers Foods (FLO) to join
S&P Dow Jones Indices announced on May 18, 2026 that Flowers Foods will join the S&P SmallCap 600, replacing CSG Systems. Effective after the close on May 18, 2026.
- May 18, 2026EffectiveS&P SmallCap 600
S&P SmallCap 600: FLO inclusion effective
Flowers Foods entered the S&P SmallCap 600 after the close on May 18, 2026, forcing every tracking fund to hold it.
- May 18, 2026AnnouncementS&P SmallCap 600
S&P SmallCap 600: Peloton Interactive (PTON) to join
S&P Dow Jones Indices announced on May 18, 2026 that Peloton Interactive will join the S&P SmallCap 600, replacing Enviri. Effective after the close on May 18, 2026.
- May 18, 2026EffectiveS&P SmallCap 600
S&P SmallCap 600: PTON inclusion effective
Peloton Interactive entered the S&P SmallCap 600 after the close on May 18, 2026, forcing every tracking fund to hold it.
- May 14, 2026AnnouncementS&P SmallCap 600
S&P SmallCap 600: Remitly (RELY) to join
S&P Dow Jones Indices announced on May 14, 2026 that Remitly will join the S&P SmallCap 600, replacing Apellis Pharmaceuticals. Effective after the close on May 14, 2026.
- May 14, 2026EffectiveS&P SmallCap 600
S&P SmallCap 600: RELY inclusion effective
Remitly entered the S&P SmallCap 600 after the close on May 14, 2026, forcing every tracking fund to hold it.
- May 14, 2026AnnouncementS&P SmallCap 600
S&P SmallCap 600: Bright Horizons (BFAM) to join
S&P Dow Jones Indices announced on May 14, 2026 that Bright Horizons will join the S&P SmallCap 600, replacing Tri Pointe Homes. Effective after the close on May 14, 2026.
- May 14, 2026EffectiveS&P SmallCap 600
S&P SmallCap 600: BFAM inclusion effective
Bright Horizons entered the S&P SmallCap 600 after the close on May 14, 2026, forcing every tracking fund to hold it.
Announcement and effective dates come from the index providers listed above; press items link to their publisher. Always confirm against the original release before trading — nothing here is investment advice.