| Effective Date | Added | Removed | Reason |
| Ticker | Security | Ticker | Security |
| May 7, 2026 | VEEV | Veeva Systems | CTRA | Coterra Energy | S&P 500 constituent Devon Energy Corp. is acquiring Coterra Energy. |
| April 9, 2026 | CASY | Casey's | HOLX | Hologic | Blackstone Inc. and TPG Inc. acquired Hologic. |
| March 23, 2026 | VRT | Vertiv | MTCH | Match Group | Market capitalization change. |
| March 23, 2026 | LITE | Lumentum | MOH | Molina Healthcare | Market capitalization change. |
| March 23, 2026 | COHR | Coherent Corp. | LW | Lamb Weston | Market capitalization change. |
| March 23, 2026 | SATS | EchoStar | PAYC | Paycom | Market capitalization change. |
| February 9, 2026 | CIEN | Ciena | DAY | Dayforce | Thoma Bravo L . acquired Dayforce. |
| December 22, 2025 | CRH | CRH | LKQ | LKQ Corporation | Market capitalization change. |
| December 22, 2025 | CVNA | Carvana | SOLS | Solstice Advanced Materials | Market capitalization change. |
| December 22, 2025 | FIX | Comfort Systems USA | MHK | Mohawk Industries | Market capitalization change. |
| December 11, 2025 | ARES | Ares Management | K | Kellanova | Mars Inc. acquired Kellanova. |
| November 28, 2025 | SNDK | Sandisk | IPG | Interpublic Group | S&P 500 constituent Omnicom Group Inc. acquired (The) Interpublic Group. |
| November 4, 2025 | | | EMN | Eastman Chemical Co. | Market capitalization change. |
| November 3, 2025 | Q | Qnity Electronics | | | S&P 500 constituent Dupont de Nemours, Inc. spun off Qnity Electronics. |
| October 31, 2025 | | | KMX | CarMax | Market capitalization change. |
| October 30, 2025 | SOLS | Solstice Advanced Materials | | | S&P 500 and S&P 100 constituent Honeywell International Inc. spun off Solstice Advanced Materials. |
| September 22, 2025 | EME | Emcor | ENPH | Enphase Energy | Market capitalization change. |
| September 22, 2025 | HOOD | Robinhood Markets | CZR | Caesars Entertainment | Market capitalization change. |
| September 22, 2025 | APP | AppLovin | MKTX | MarketAxess | Market capitalization change. |
| August 28, 2025 | IBKR | Interactive Brokers | WBA | Walgreens Boots Alliance | Sycamore Partners acquired Walgreen Boots Alliance. |
| July 23, 2025 | XYZ | Block, Inc. | HES | Hess Corporation | S&P 500 and S&P 100 constituent Chevron Corp. acquired Hess Corporation |
| July 18, 2025 | TTD | Trade Desk (The) | ANSS | Ansys | S&P 500 constituent Synopsys Inc. acquired Ansys. |
| July 9, 2025 | DDOG | Datadog | JNPR | Juniper Networks | S&P 500 constituent Hewlett Packard Enterprise Co. acquired Juniper Networks. |
| May 19, 2025 | COIN | Coinbase | DFS | Discover Financial | S&P 500 constituent Capital One Financial Corp. acquired Discover Financial Services. |
| March 24, 2025 | DASH | DoorDash | BWA | BorgWarner | Market capitalization change. |
| March 24, 2025 | TKO | TKO Group Holdings | TFX | Teleflex | Market capitalization change. |
| March 24, 2025 | WSM | Williams-Sonoma, Inc. | CE | Celanese | Market capitalization change. |
| March 24, 2025 | EXE | Expand Energy | FMC | FMC Corporation | Market capitalization change. |
| December 23, 2024 | APO | Apollo Global Management | QRVO | Qorvo | Market capitalization change. |
| December 23, 2024 | WDAY | Workday, Inc. | AMTM | Amentum | Market capitalization change. |
| December 23, 2024 | LII | Lennox International | CTLT | Catalent | Novo Holdings A/S acquired Catalent. |
| November 26, 2024 | TPL | Texas Pacific Land Corporation | MRO | Marathon Oil | S&P 500 & 100 constituent ConocoPhillips acquired Marathon Oil. |
| October 1, 2024 | | | BBWI | Bath & Body Works, Inc. | Market capitalization change. |
| September 30, 2024 | AMTM | Amentum | | | S&P 500 constituent Jacobs Solutions spun off its Critical Mission Solutions and Cyber Intelligence business, which merged with private Amentum to create newly publicly traded Amentum Holdings. |
| September 23, 2024 | PLTR | Palantir Technologies | AAL | American Airlines Group | Market capitalization change. |
| September 23, 2024 | DELL | Dell Technologies | ETSY | Etsy | Market capitalization change. |
| September 23, 2024 | ERIE | Erie Indemnity | BIO | Bio-Rad Laboratories | Market capitalization change. |
| June 24, 2024 | KKR | KKR | RHI | Robert Half | Market capitalization change. |
| June 24, 2024 | CRWD | CrowdStrike | CMA | Comerica | Market capitalization change. |
| June 24, 2024 | GDDY | GoDaddy | ILMN | Illumina, Inc. | Market capitalization change. |
| May 8, 2024 | VST | Vistra | PXD | Pioneer Natural Resources | S&P 500 and S&P 100 constituent ExxonMobil acquired Pioneer Natural Resources. |
| April 3, 2024 | | | XRAY | Dentsply Sirona | Market capitalization change. |
| April 3, 2024 | | | VFC | VF Corporation | Market capitalization change. |
| April 2, 2024 | GEV | GE Vernova | | | S&P 500 and 100 constituent General Electric Corp. spun off GE Vernova. |
| April 1, 2024 | SOLV | Solventum | | | S&P 500 and 100 constituent 3M Co. spun off Solventum. |
| March 18, 2024 | SMCI | Supermicro | WHR | Whirlpool Corporation | Market capitalization change. |
| March 18, 2024 | DECK | Deckers Brands | ZION | Zions Bancorporation | Market capitalization change. |
| December 18, 2023 | UBER | Uber | SEE | Sealed Air | Market capitalization change. |