--- title: "REG - FTSE Russell - FTSE UK Index Series - December 2025 Review" description: "FTSE Russell announced quarterly changes to the FTSE UK Index Series, effective from December 22, 2025. Changes are based on rankings by capitalization as of December 2, 2025, and will be finalized by" type: "news" locale: "en" url: "https://longbridge.com/en/news/268472460.md" published_at: "2025-12-03T17:18:17.000Z" --- # REG - FTSE Russell - FTSE UK Index Series - December 2025 Review > FTSE Russell announced quarterly changes to the FTSE UK Index Series, effective from December 22, 2025. Changes are based on rankings by capitalization as of December 2, 2025, and will be finalized by December 8, 2025. Constituent changes can be accessed via the provided attachment. For more information, contact FTSE Russell Client Services or visit their website. RNS Number : 1484K FTSE Russell 03 December 2025 FTSE UK Index Series Quarterly Review December 2025 03 December 2025 FTSE Russell announces the quarterly changes to the FTSE UK Index Series. All constituent changes will be applied after the close of business on Friday, 19 December 2025 and will be effective on Monday, 22 December 2025 (rankings by capitalisation are as at close of business on Tuesday, 2 December 2025): Please note: Index review changes included within the attached files may be subject to revision until close of business Friday, 5 December 2025. Effective Monday, 8 December 2025, the index review changes will be considered final. Any subsequent changes will generally only be considered in exceptional circumstances, in accordance with the FTSE Russell recalculation policy and guidelines. Constituent changes can be accessed via the attachment below: FTSE\_UK\_December\_2025.xlsx For further information please contact FTSE Russell Client Services at info@ftserussell.com or call: Australia +61 (0) 2 7228 5659 Hong Kong +852 2164 3333 Japan +81 3 6441 1430 London +44 (0) 20 7866 1810 New York +1877 503 6437 Alternatively please visit our website at lseg.com/ftse-russell Terms of Use | Copyright © 2025 FTSE Russell This information is provided by RNS, the news service of the London Stock Exchange. RNS is approved by the Financial Conduct Authority to act as a Primary Information Provider in the United Kingdom. Terms and conditions relating to the use and distribution of this information may apply. For further information, please contact rns@lseg.com or visit www.rns.com. RNS may use your IP address to confirm compliance with the terms and conditions, to analyse how you engage with the information contained in this communication, and to share such analysis on an anonymised basis with others as part of our commercial services. For further information about how RNS and the London Stock Exchange use the personal data you provide us, please see our Privacy Policy. END FTSDXLFBELLFFBD ## Related News & Research | Title | Description | URL | |-------|-------------|-----| | REG - IVZIII FTSE RAFI Eur - Net Asset Value(s) | Invesco FTSE RAFI Europe UCITS ETF reported a net asset value (NAV) of €30,403,551.31 as of February 23, 2026, with 1,93 | [Link](https://longbridge.com/en/news/276694422.md) | | REG - IVZ FTSE 250 - Net Asset Value(s) | Invesco FTSE 250 UCITS ETF reported a net asset value (NAV) per share of GBP 206.2175 as of February 19, 2026, with a to | [Link](https://longbridge.com/en/news/276431702.md) | | REG - FTSE Russell Westminster Group - Westminster Group | Westminster Group has been suspended from trading for 40 business days without indication of resumption, as per the noti | [Link](https://longbridge.com/en/news/277080959.md) | | REG - FTSE Russell - 4 1/8% Treasury Gilt 2033 | FTSE Russell announced changes to the FTSE indices effective from 25 February 2026, following a notice on 17 February 20 | [Link](https://longbridge.com/en/news/276763336.md) | | REG - FTSE Russell - 3 3/4% Treasury Gilt 2027 | FTSE Russell announced that the 3 3/4% Treasury Gilt 2027 (BPSNB46, GB00BPSNB460) will be deleted from the FTSE Actuarie | [Link](https://longbridge.com/en/news/277236440.md) | --- > **Disclaimer**: This article is for reference only and does not constitute any investment advice.